fix: flush long EPUB text blocks before large vector growth and reduce EPUB parser contiguous heap growth

Co-authored-by: metoli <metoli@metoli-Mac-mini.local>

.gitignore

@@ -2,6 +2,8 @@
 .idea
 .DS_Store
 .vscode
+open-x4-sdk
+fs_
 lib/EpdFont/fontsrc
 lib/I18n/I18nKeys.h
 lib/I18n/I18nStrings.h
@@ -23,9 +25,3 @@ lib/EpdFont/scripts/output/
 # (worktrees, scheduled-task locks, settings.local, scout CLEANUP.md) out.
 .claude/*
 !.claude/skills/
-/managed_components
-/.dummy
-dependencies.lock
-sdkconfig.default
-sdkconfig.defaults
-CMakeLists.txt

lib/EpdFont/FontDecompressor.cpp

@@ -369,11 +369,6 @@ int FontDecompressor::prewarmCache(const EpdFontData* fontData, const char* utf8
   }
   stats.pageBufferBytes += totalBytes;
   stats.pageGlyphsBytes += glyphCount * sizeof(PageGlyphEntry);
-  // MEMFIX-PORT: page-slot address landmark for the heap map; portable
-  // Landmark for the heap block map: page slots are the largest flash-font
-  // allocations and otherwise show up as anonymous ~4-20 KB used blocks.
-  LOG_DBG("FDC", "page slot buffer=%p bytes=%u glyphs=%u", static_cast<void*>(slot.buffer), (unsigned)totalBytes,
-          (unsigned)glyphCount);
 
   slot.fontData = fontData;
   slot.glyphCount = glyphCount;

lib/EpdFont/SdCardFont.cpp

@@ -68,22 +68,6 @@ bool collectUniqueCodepoints(const char* text, uint32_t* codepoints, uint32_t& c
 const char* asCStr(const std::string& s) { return s.c_str(); }
 const char* asCStr(const char* s) { return s; }
 
-// Keep-if-fits buffer reuse: only reallocate when the needed size exceeds the
-// current capacity. Freeing + reallocating slightly different sizes every page
-// turn punches non-coalescing holes in the heap (the freed block rarely fits the
-// next page's need), eroding the largest contiguous block all session. With
-// reuse, capacities converge on the book's max page after a few turns and page
-// turns stop touching the allocator. Only three small instantiations exist
-// (interval/glyph/byte arrays), so template bloat is negligible.
-template <typename T, typename CapT>
-bool ensureArrayCapacity(T*& buf, CapT& capacity, const uint32_t needed) {
-  if (buf && capacity >= needed) return true;
-  delete[] buf;
-  buf = new (std::nothrow) T[needed > 0 ? needed : 1];
-  capacity = buf ? static_cast<CapT>(needed) : 0;
-  return buf != nullptr;
-}
-
 }  // namespace
 
 SdCardFont::~SdCardFont() { freeAll(); }
@@ -99,9 +83,6 @@ void SdCardFont::freeStyleMiniData(PerStyle& s) {
   s.miniBitmap = nullptr;
   s.miniIntervalCount = 0;
   s.miniGlyphCount = 0;
-  s.miniIntervalCapacity = 0;
-  s.miniGlyphCapacity = 0;
-  s.miniBitmapCapacity = 0;
   freeStyleMiniKern(s);
   memset(&s.miniData, 0, sizeof(s.miniData));
   s.epdFont.data = &s.stubData;
@@ -128,9 +109,6 @@ void SdCardFont::freeStyleMiniKern(PerStyle& s) {
   s.miniKernRightEntryCount = 0;
   s.miniKernLeftClassCount = 0;
   s.miniKernRightClassCount = 0;
-  s.miniKernLeftCapacity = 0;
-  s.miniKernRightCapacity = 0;
-  s.miniKernMatrixCapacity = 0;
 }
 
 void SdCardFont::freeStyleAll(PerStyle& s) {
@@ -333,13 +311,13 @@ bool SdCardFont::buildMiniKernMatrix(PerStyle& s, const uint32_t* codepoints, ui
     if (miniLookupKernClass(s.kernRightClasses, s.header.kernRightEntryCount, codepoints[i]) != 0) miniRightCount++;
   }
 
-  // Step 4: size the three mini buffers (reused across pages when they fit; the
-  // per-page sizes vary by a few entries, which as free+realloc churn was punching
-  // non-coalescing holes in the heap every page turn).
+  // Step 4: allocate the three mini buffers. The matrix is <1KB in practice
+  // (<30 × <30 × 1 byte) so fragmentation is a non-issue.
   const uint32_t matrixBytes = static_cast<uint32_t>(numLeft) * numRight;
-  if (!ensureArrayCapacity(s.miniKernLeftClasses, s.miniKernLeftCapacity, miniLeftCount) ||
-      !ensureArrayCapacity(s.miniKernRightClasses, s.miniKernRightCapacity, miniRightCount) ||
-      !ensureArrayCapacity(s.miniKernMatrix, s.miniKernMatrixCapacity, matrixBytes)) {
+  s.miniKernLeftClasses = new (std::nothrow) EpdKernClassEntry[miniLeftCount];
+  s.miniKernRightClasses = new (std::nothrow) EpdKernClassEntry[miniRightCount];
+  s.miniKernMatrix = new (std::nothrow) int8_t[matrixBytes];
+  if (!s.miniKernLeftClasses || !s.miniKernRightClasses || !s.miniKernMatrix) {
     LOG_ERR("SDCF", "Failed to allocate mini kern (%u+%u+%u bytes)", miniLeftCount * 3u, miniRightCount * 3u,
             matrixBytes);
     freeStyleMiniKern(s);
@@ -815,19 +793,12 @@ int SdCardFont::prewarmStyle(uint8_t styleIdx, const uint32_t* codepoints, uint3
     return missed;
   }
 
-  // Build mini intervals from sorted codepoints. Reset counts and fall back to the
-  // stub until the rebuild completes, but KEEP the existing buffers (keep-if-fits
-  // reuse) — the free-and-realloc-per-page pattern here was a primary fragmenter.
-  s.miniIntervalCount = 0;
-  s.miniGlyphCount = 0;
-  s.miniKernLeftEntryCount = 0;
-  s.miniKernRightEntryCount = 0;
-  s.miniKernLeftClassCount = 0;
-  s.miniKernRightClassCount = 0;
-  memset(&s.miniData, 0, sizeof(s.miniData));
-  s.epdFont.data = &s.stubData;
+  // Build mini intervals from sorted codepoints
+  freeStyleMiniData(s);
 
-  if (!ensureArrayCapacity(s.miniIntervals, s.miniIntervalCapacity, validCount)) {
+  uint32_t intervalCapacity = validCount;
+  s.miniIntervals = new (std::nothrow) EpdUnicodeInterval[intervalCapacity];
+  if (!s.miniIntervals) {
     LOG_ERR("SDCF", "Failed to allocate mini intervals for style %u", styleIdx);
     delete[] mappings;
     return static_cast<int>(cpCount);
@@ -845,14 +816,15 @@ int SdCardFont::prewarmStyle(uint8_t styleIdx, const uint32_t* codepoints, uint3
     }
   }
 
-  // Mini glyph array (reused across pages when it fits)
-  if (!ensureArrayCapacity(s.miniGlyphs, s.miniGlyphCapacity, validCount)) {
+  // Allocate mini glyph array
+  s.miniGlyphCount = validCount;
+  s.miniGlyphs = new (std::nothrow) EpdGlyph[s.miniGlyphCount];
+  if (!s.miniGlyphs) {
     LOG_ERR("SDCF", "Failed to allocate mini glyphs for style %u", styleIdx);
     delete[] mappings;
     freeStyleMiniData(s);
     return static_cast<int>(cpCount);
   }
-  s.miniGlyphCount = validCount;
 
   // Build sorted read order for sequential I/O
   uint32_t* readOrder = new (std::nothrow) uint32_t[validCount];
@@ -919,7 +891,8 @@ int SdCardFont::prewarmStyle(uint8_t styleIdx, const uint32_t* codepoints, uint3
       totalBitmapSize += s.miniGlyphs[i].dataLength;
     }
 
-    if (!ensureArrayCapacity(s.miniBitmap, s.miniBitmapCapacity, totalBitmapSize)) {
+    s.miniBitmap = new (std::nothrow) uint8_t[totalBitmapSize > 0 ? totalBitmapSize : 1];
+    if (!s.miniBitmap) {
       LOG_ERR("SDCF", "Failed to allocate mini bitmap (%u bytes) for style %u", totalBitmapSize, styleIdx);
       delete[] readOrder;
       delete[] mappings;
@@ -1406,33 +1379,6 @@ const EpdGlyph* SdCardFont::onGlyphMiss(void* ctx, uint32_t codepoint) {
   return &self->overflow_[slot].glyph;
 }
 
-size_t SdCardFont::reportMemory() const {
-  size_t total = 0;
-  for (uint8_t si = 0; si < MAX_STYLES; ++si) {
-    const auto& s = styles_[si];
-    if (!s.present) continue;
-    size_t fixed = 0;  // loaded once per family: interval/kern/lig tables
-    if (s.fullIntervals) fixed += s.header.intervalCount * sizeof(EpdUnicodeInterval);
-    if (s.bmpIntervals) fixed += s.header.intervalCount * sizeof(PerStyle::BmpInterval16);
-    if (s.kernLeftClasses) fixed += s.header.kernLeftEntryCount * sizeof(EpdKernClassEntry);
-    if (s.kernRightClasses) fixed += s.header.kernRightEntryCount * sizeof(EpdKernClassEntry);
-    if (s.ligaturePairs) fixed += s.header.ligaturePairCount * sizeof(EpdLigaturePair);
-    // kept-if-fits mini arenas: capacity (not count) is what stays resident
-    size_t mini = s.miniIntervalCapacity * sizeof(EpdUnicodeInterval) + s.miniGlyphCapacity * sizeof(EpdGlyph) +
-                  s.miniBitmapCapacity + s.miniKernLeftCapacity * sizeof(EpdKernClassEntry) +
-                  s.miniKernRightCapacity * sizeof(EpdKernClassEntry) + s.miniKernMatrixCapacity;
-    const size_t adv = advanceTableSize_[si] * sizeof(AdvanceEntry);
-    LOG_DBG("SDCF", "mem style%u: fixed=%u mini=%u adv=%u", si, (unsigned)fixed, (unsigned)mini, (unsigned)adv);
-    total += fixed + mini + adv;
-  }
-  size_t overflowBytes = 0;
-  for (uint32_t i = 0; i < overflowCount_; ++i) {
-    if (overflow_[i].bitmap) overflowBytes += overflow_[i].glyph.dataLength;
-  }
-  total += overflowBytes + overflowCount_ * sizeof(OverflowEntry);
-  return total;
-}
-
 bool SdCardFont::isOverflowGlyph(const EpdGlyph* glyph) const {
   for (uint32_t i = 0; i < overflowCount_; i++) {
     if (&overflow_[i].glyph == glyph) return true;

lib/EpdFont/SdCardFont.h

@@ -104,11 +104,6 @@ class SdCardFont {
     uint32_t uniqueGlyphs = 0;
     uint32_t bitmapBytes = 0;
   };
-  // MEMFIX-PORT: SD font resident-bytes audit; portable
-  // Log per-style resident heap (full tables + kept-if-fits mini arenas +
-  // advance tables + overflow bitmaps) and return the total in bytes. Pure
-  // accounting — no allocation, no state change.
-  size_t reportMemory() const;
   void logStats(const char* label = "SDCF");
   void resetStats();
   const Stats& getStats() const { return stats_; }
@@ -173,22 +168,13 @@ class SdCardFont {
     // Stub EpdFontData returned when not prewarmed
     EpdFontData stubData{};
 
-    // Mini EpdFontData built during prewarm. Buffers are kept-if-fits across pages
-    // (capacities below track allocated sizes): freeing and reallocating slightly
-    // different sizes on every page turn was a primary heap fragmenter — each page's
-    // freed hole rarely fit the next page's need, so maxAlloc eroded all session.
-    // After a few pages the capacities converge on the book's max and page turns
-    // stop allocating entirely. freeStyleMiniData() still releases everything (and
-    // zeroes capacities) for style eviction / font unload.
+    // Mini EpdFontData built during prewarm
     EpdFontData miniData{};
     EpdUnicodeInterval* miniIntervals = nullptr;
     EpdGlyph* miniGlyphs = nullptr;
     uint8_t* miniBitmap = nullptr;
     uint32_t miniIntervalCount = 0;
     uint32_t miniGlyphCount = 0;
-    uint32_t miniIntervalCapacity = 0;
-    uint32_t miniGlyphCapacity = 0;
-    uint32_t miniBitmapCapacity = 0;
 
     // Per-page mini kern matrix (built by buildMiniKernMatrix on each full
     // prewarm). miniKernLeftClasses/miniKernRightClasses map ONLY the codepoints
@@ -203,10 +189,6 @@ class SdCardFont {
     uint8_t miniKernLeftClassCount = 0;
     uint8_t miniKernRightClassCount = 0;
     int8_t* miniKernMatrix = nullptr;
-    // Kept-if-fits capacities, same rationale as the mini glyph buffers above.
-    uint16_t miniKernLeftCapacity = 0;
-    uint16_t miniKernRightCapacity = 0;
-    uint32_t miniKernMatrixCapacity = 0;
 
     // The EpdFont whose data pointer we manage
     EpdFont epdFont{&stubData};

lib/EpdFont/SdCardFontManager.cpp

@@ -88,14 +88,6 @@ void SdCardFontManager::unloadAll(GfxRenderer& renderer) {
   loadedPointSize_ = 0;
 }
 
-size_t SdCardFontManager::reportMemory() const {
-  size_t total = 0;
-  for (const auto& lf : loaded_) {
-    if (lf.font) total += lf.font->reportMemory();
-  }
-  return total;
-}
-
 int SdCardFontManager::getFontId(const std::string& familyName) const {
   if (familyName != loadedFamilyName_ || loaded_.empty()) return 0;
   return loaded_.front().fontId;

lib/EpdFont/SdCardFontManager.h

@@ -32,10 +32,6 @@ class SdCardFontManager {
   // Get name of currently loaded family (empty if none).
   const std::string& currentFamilyName() const { return loadedFamilyName_; };
 
-  // MEMFIX-PORT: font manager audit passthrough; portable
-  // Sum of loaded fonts' resident heap (see SdCardFont::reportMemory).
-  size_t reportMemory() const;
-
   // Point size that was actually loaded.
   // 0 if nothing loaded.
   uint8_t currentPointSize() const { return loadedPointSize_; };

lib/Epub/Epub.h

@@ -44,18 +44,6 @@ class Epub {
   }
   ~Epub() = default;
   std::string& getBasePath() { return contentBasePath; }
-  // MEMFIX-PORT: epub resident-bytes audit accessor; portable
-  // Approximate resident heap of the open book (audit): path strings, the CSS
-  // file list, and the parsed stylesheet. BookMetadataCache is file-backed
-  // (counts + HalFile handles) and contributes little.
-  size_t residentBytes() const {
-    size_t total = sizeof(Epub) + tocNcxItem.capacity() + tocNavItem.capacity() + filepath.capacity() +
-                   contentBasePath.capacity() + cachePath.capacity();
-    for (const auto& f : cssFiles) total += sizeof(f) + (f.capacity() > 15 ? f.capacity() : 0);
-    if (cssParser) total += cssParser->residentBytes();
-    return total;
-  }
-  size_t cssRuleCount() const { return cssParser ? cssParser->ruleCount() : 0; }
   bool load(bool buildIfMissing = true, bool skipLoadingCss = false);
   bool clearCache() const;
   void setupCacheDir() const;

lib/Epub/Epub/Page.cpp

@@ -173,10 +173,6 @@ std::unique_ptr<Page> Page::deserialize(HalFile& file) {
 
   uint16_t count;
   serialization::readPod(file, count);
-  // Reserve up front: growth-by-doubling needs old + new capacity live at once and
-  // reallocates repeatedly — a field crash (bad_alloc -> abort under -fno-exceptions)
-  // hit exactly this append path on a heavily fragmented heap.
-  page->elements.reserve(count);
 
   for (uint16_t i = 0; i < count; i++) {
     uint8_t tag;

lib/Epub/Epub/Section.h

@@ -72,7 +72,6 @@ class Section {
   // Builds write here and are swapped over filePath only on commit, so a prior
   // partial/finalized file stays readable while a rebuild is in progress.
   std::string binTmpPath() const { return filePath + ".part"; }
-
   std::unique_ptr<Page> loadPageAt(int page) const;
   // Read a page already laid out by the in-progress build (page < build LUT size), from
   // the partially-written tmp .bin without disturbing the build's write cursor.
@@ -132,20 +131,6 @@ class Section {
   // (covers finalized sections and partials from a previous session).
   std::optional<uint16_t> findAnchor(const std::string& anchor) const;
 
-  // MEMFIX-PORT: section resident-bytes audit accessor; portable
-  // Approximate resident heap for the audit log. Steady state (no build) a
-  // Section holds little beyond itself; during a build the page LUT and path
-  // strings dominate (the parser's internal footprint is not walked here).
-  size_t residentBytes() const {
-    size_t total = sizeof(Section) + filePath.capacity();
-    if (build_) {
-      total += sizeof(BuildContext) + build_->lut.capacity() * sizeof(PageLutEntry) +
-               build_->parsePath.capacity() + build_->contentBase.capacity() + build_->imageBasePath.capacity() +
-               build_->htmlPath.capacity() + build_->tmpHtmlPath.capacity();
-    }
-    return total;
-  }
-
   // True if this spine's unzipped HTML is already cached, so a build won't pay the (multi-second on a
   // giant spine) zip inflation. Lets the reader skip the indexing popup on a fast reopen/rebuild.
   bool hasHtmlCache() const;

lib/Epub/Epub/css/CssParser.cpp

@@ -431,6 +431,11 @@ CssStyle CssParser::parseDeclarations(std::string_view declBlock) {
 // Rule processing
 
 void CssParser::processRuleBlockWithStyle(std::string_view selectorGroup, const CssStyle& style) {
+  // Skip rules that don't define any supported properties to save RAM.
+  if (!style.defined.anySet()) {
+    return;
+  }
+
   // Check if we've reached the rule limit before processing
   if (rulesBySelector_.size() >= MAX_RULES) {
     LOG_DBG("CSS", "Reached max rules limit (%zu), stopping CSS parsing", MAX_RULES);

lib/Epub/Epub/css/CssParser.h

@@ -33,7 +33,7 @@
 class CssParser {
  public:
   // Bump when CSS cache format or rules change; section caches are invalidated when this changes
-  static constexpr uint8_t CSS_CACHE_VERSION = 7;
+  static constexpr uint8_t CSS_CACHE_VERSION = 8;
 
   explicit CssParser(std::string cachePath) : cachePath(std::move(cachePath)) {}
   ~CssParser() = default;
@@ -67,20 +67,6 @@ class CssParser {
    */
   [[nodiscard]] static CssStyle parseInlineStyle(std::string_view styleValue);
 
-  // MEMFIX-PORT: stylesheet resident-bytes audit accessor; portable
-  // Approximate resident heap of the parsed stylesheet, for the audit log.
-  // unordered_map cost model: bucket array + one node per rule (libstdc++ node
-  // overhead ~= 2 pointers + hash) + key string capacity when it exceeds SSO.
-  size_t residentBytes() const {
-    size_t total = rulesBySelector_.bucket_count() * sizeof(void*);
-    for (const auto& kv : rulesBySelector_) {
-      total += sizeof(void*) * 2 + sizeof(size_t);  // node overhead
-      total += sizeof(kv);
-      if (kv.first.capacity() > 15) total += kv.first.capacity();  // beyond SSO
-    }
-    return total;
-  }
-
   /**
    * Check if any rules have been loaded
    */

lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp

@@ -21,6 +21,7 @@
 // Minimum file size (in bytes) to show indexing popup - smaller chapters don't benefit from it
 constexpr size_t MIN_SIZE_FOR_POPUP = 10 * 1024;  // 10KB
 constexpr size_t PARSE_BUFFER_SIZE = 1024;
+constexpr size_t MAX_BUFFERED_TEXT_WORDS = 300;
 
 // Hard cap on the number of anchor IDs recorded per chapter. Legitimate navigation
 // anchors (TOC entries, footnotes, cross-references) rarely exceed a few hundred per
@@ -201,6 +202,8 @@ void ChapterHtmlSlimParser::flushPendingAnchor() {
 
 // flush the contents of partWordBuffer to currentTextBlock
 void ChapterHtmlSlimParser::flushPartWordBuffer() {
+  flushLongTextBlockIfNeeded();
+
   // Determine font style from depth-based tracking and CSS effective style
   const bool isBold = boldUntilDepth < depth || effectiveBold;
   const bool isItalic = italicUntilDepth < depth || effectiveItalic;
@@ -228,6 +231,20 @@ void ChapterHtmlSlimParser::flushPartWordBuffer() {
   listItemBulletOnly = false;
 }
 
+void ChapterHtmlSlimParser::flushLongTextBlockIfNeeded() {
+  if (!currentTextBlock || currentTextBlock->size() <= MAX_BUFFERED_TEXT_WORDS) {
+    return;
+  }
+
+  LOG_DBG("EHP", "Text block too long, splitting into multiple pages");
+  const int horizontalInset = currentTextBlock->getBlockStyle().totalHorizontalInset();
+  const uint16_t effectiveWidth =
+      (horizontalInset < viewportWidth) ? static_cast<uint16_t>(viewportWidth - horizontalInset) : viewportWidth;
+  currentTextBlock->layoutAndExtractLines(
+      renderer, fontId, effectiveWidth,
+      [this](const std::shared_ptr<TextBlock>& textBlock) { this->addLineToPage(textBlock); }, false);
+}
+
 // start a new text block if needed
 void ChapterHtmlSlimParser::startNewTextBlock(const BlockStyle& blockStyle) {
   nextWordContinues = false;  // New block = new paragraph, no continuation
@@ -1155,20 +1172,9 @@ void XMLCALL ChapterHtmlSlimParser::characterData(void* userData, const XML_Char
     self->partWordBuffer[self->partWordBufferIndex++] = s[i];
   }
 
-  // If we have > 750 words buffered up, perform the layout and consume out all but the last line
-  // There should be enough here to build out 1-2 full pages and doing this will free up a lot of
-  // memory.
+  // If we have a large number of words buffered up, perform the layout and consume out all but the last line.
   // Spotted when reading Intermezzo, there are some really long text blocks in there.
-  if (self->currentTextBlock->size() > 750) {
-    LOG_DBG("EHP", "Text block too long, splitting into multiple pages");
-    const int horizontalInset = self->currentTextBlock->getBlockStyle().totalHorizontalInset();
-    const uint16_t effectiveWidth = (horizontalInset < self->viewportWidth)
-                                        ? static_cast<uint16_t>(self->viewportWidth - horizontalInset)
-                                        : self->viewportWidth;
-    self->currentTextBlock->layoutAndExtractLines(
-        self->renderer, self->fontId, effectiveWidth,
-        [self](const std::shared_ptr<TextBlock>& textBlock) { self->addLineToPage(textBlock); }, false);
-  }
+  self->flushLongTextBlockIfNeeded();
 }
 
 void XMLCALL ChapterHtmlSlimParser::defaultHandlerExpand(void* userData, const XML_Char* s, const int len) {

lib/Epub/Epub/parsers/ChapterHtmlSlimParser.h

@@ -4,6 +4,7 @@
 #include <expat.h>
 
 #include <climits>
+#include <deque>
 #include <functional>
 #include <memory>
 #include <string>
@@ -84,7 +85,7 @@ class ChapterHtmlSlimParser {
 
   // Anchor-to-page mapping: tracks which page each HTML id attribute lands on
   int completedPageCount = 0;
-  std::vector<std::pair<std::string, uint16_t>> anchorData;
+  std::deque<std::pair<std::string, uint16_t>> anchorData;
   std::string pendingAnchorId;          // deferred until after previous text block is flushed
   std::vector<std::string> tocAnchors;  // the list of anchors that are TOC chapter boundaries
   uint16_t xpathParagraphIndex = 0;
@@ -112,6 +113,7 @@ class ChapterHtmlSlimParser {
   void startNewTextBlock(const BlockStyle& blockStyle);
   void flushPendingAnchor();
   void flushPartWordBuffer();
+  void flushLongTextBlockIfNeeded();
   void makePages();
   static EpdFontFamily::Style fontStyleForTextDecoration(CssTextDecoration decoration);
   static void applyDirectionToEntry(StyleStackEntry& entry, const CssStyle& css);
@@ -173,7 +175,7 @@ class ChapterHtmlSlimParser {
   void abortParse();   // tear down without flushing (error / abandon)
 
   void addLineToPage(std::shared_ptr<TextBlock> line);
-  const std::vector<std::pair<std::string, uint16_t>>& getAnchors() const { return anchorData; }
+  const std::deque<std::pair<std::string, uint16_t>>& getAnchors() const { return anchorData; }
 
   // Byte progress of the in-flight parse, used to estimate a still-building section's total page
   // count (a giant single-spine book never fully lays out, so its real count is unknown). Valid

lib/GfxRenderer/FontCacheManager.cpp

@@ -62,14 +62,7 @@ void FontCacheManager::resetStats() {
 bool FontCacheManager::isScanning() const { return scanMode_ == ScanMode::Scanning; }
 
 void FontCacheManager::recordText(const char* text, int fontId, EpdFontFamily::Style style) {
-  if (!text) return;
-  const size_t remaining = (scanTextLen_ < SCAN_TEXT_CAPACITY - 1) ? (SCAN_TEXT_CAPACITY - 1 - scanTextLen_) : 0;
-  if (remaining > 0) {
-    const size_t textLen = strnlen(text, remaining);
-    memcpy(scanText_ + scanTextLen_, text, textLen);
-    scanTextLen_ += textLen;
-    scanText_[scanTextLen_] = '\0';
-  }
+  scanText_ += text;
   if (scanFontId_ < 0) scanFontId_ = fontId;
   const uint8_t baseStyle = static_cast<uint8_t>(style) & 0x03;
   const unsigned char* p = reinterpret_cast<const unsigned char*>(text);
@@ -87,15 +80,15 @@ FontCacheManager::PrewarmScope::PrewarmScope(FontCacheManager& manager) : manage
   manager_->scanMode_ = ScanMode::Scanning;
   manager_->clearCache();
   manager_->resetStats();
-  manager_->scanTextLen_ = 0;
-  manager_->scanText_[0] = '\0';
+  manager_->scanText_.clear();
+  manager_->scanText_.reserve(2048);  // Pre-allocate to avoid heap fragmentation from repeated concat
   memset(manager_->scanStyleCounts_, 0, sizeof(manager_->scanStyleCounts_));
   manager_->scanFontId_ = -1;
 }
 
 void FontCacheManager::PrewarmScope::endScanAndPrewarm() {
   manager_->scanMode_ = ScanMode::None;
-  if (manager_->scanTextLen_ == 0) return;
+  if (manager_->scanText_.empty()) return;
 
   // Build style bitmask from all styles that appeared during the scan
   uint8_t styleMask = 0;
@@ -104,10 +97,11 @@ void FontCacheManager::PrewarmScope::endScanAndPrewarm() {
   }
   if (styleMask == 0) styleMask = 1;  // default to regular
 
-  manager_->prewarmCache(manager_->scanFontId_, manager_->scanText_, styleMask);
+  manager_->prewarmCache(manager_->scanFontId_, manager_->scanText_.c_str(), styleMask);
 
-  manager_->scanTextLen_ = 0;
-  manager_->scanText_[0] = '\0';
+  // Free scan string memory
+  manager_->scanText_.clear();
+  manager_->scanText_.shrink_to_fit();
 }
 
 FontCacheManager::PrewarmScope::~PrewarmScope() {

lib/GfxRenderer/FontCacheManager.h

@@ -2,9 +2,9 @@
 
 #include <EpdFontFamily.h>
 
-#include <cstddef>
 #include <cstdint>
 #include <map>
+#include <string>
 
 class FontDecompressor;
 class SdCardFont;
@@ -51,9 +51,7 @@ class FontCacheManager {
 
   enum class ScanMode : uint8_t { None, Scanning };
   ScanMode scanMode_ = ScanMode::None;
-  static constexpr size_t SCAN_TEXT_CAPACITY = 2048;
-  char scanText_[SCAN_TEXT_CAPACITY] = {};
-  size_t scanTextLen_ = 0;
+  std::string scanText_;
   uint32_t scanStyleCounts_[4] = {};
   int scanFontId_ = -1;
 };

lib/GfxRenderer/GfxRenderer.cpp

@@ -1451,20 +1451,6 @@ void GfxRenderer::displayBuffer(const HalDisplay::RefreshMode refreshMode) const
   display.displayBuffer(refreshMode, fadingFix);
 }
 
-void GfxRenderer::displayBufferAsync(const HalDisplay::RefreshMode refreshMode) const {
-  // The async path has no turn-off-screen hook, which the sunlight fading fix
-  // relies on; keep those users on the blocking path.
-  if (fadingFix) {
-    display.displayBuffer(refreshMode, fadingFix);
-    return;
-  }
-  display.displayBufferAsync(refreshMode);
-}
-
-void GfxRenderer::waitRefreshComplete() const { display.waitRefreshComplete(); }
-
-bool GfxRenderer::supportsAsyncRefresh() const { return !fadingFix && display.supportsAsyncRefresh(); }
-
 std::string GfxRenderer::truncatedText(const int fontId, const char* text, const int maxWidth,
                                        const EpdFontFamily::Style style) const {
   if (!text || maxWidth <= 0) return "";

lib/GfxRenderer/GfxRenderer.h

@@ -135,17 +135,6 @@ class GfxRenderer {
   int getScreenWidth() const;
   int getScreenHeight() const;
   void displayBuffer(HalDisplay::RefreshMode refreshMode = HalDisplay::FAST_REFRESH) const;
-  // Non-blocking refresh: starts the waveform and returns so CPU work (e.g.
-  // grayscale strip rendering) can overlap the panel's refresh time. The
-  // framebuffer must stay untouched until waitRefreshComplete(). Falls back to
-  // a blocking refresh when fadingFix is enabled or the panel lacks deferral
-  // support. See HalDisplay::displayBufferAsync for the baseline contract.
-  void displayBufferAsync(HalDisplay::RefreshMode refreshMode = HalDisplay::FAST_REFRESH) const;
-  void waitRefreshComplete() const;
-  // True when displayBufferAsync() genuinely overlaps: panel defers and
-  // fadingFix isn't forcing the blocking path. Callers can skip overlap
-  // scaffolding (e.g. whole-plane grayscale buffers) when false.
-  bool supportsAsyncRefresh() const;
   // EXPERIMENTAL: Windowed update - display only a rectangular region
   // void displayWindow(int x, int y, int width, int height) const;
   void invertScreen() const;

lib/I18n/translations/arabic.yaml

@@ -0,0 +1,394 @@
+_language_name: "العربية"
+_language_code: "AR"
+_order: "28"
+
+STR_CROSSPOINT: "CrossPoint"
+STR_BOOTING: "جاري بدء التشغيل"
+STR_SLEEPING: "وضع السكون"
+STR_ENTERING_SLEEP: "جاري الدخول في وضع السكون"
+STR_BROWSE_FILES: "تصفح الملفات"
+STR_FILE_TRANSFER: "نقل الملفات"
+STR_SETTINGS_TITLE: "الإعدادات"
+STR_CONTINUE_READING: "متابعة القراءة"
+STR_NO_OPEN_BOOK: "لا يوجد كتاب مفتوح"
+STR_START_READING: "ابدأ القراءة أدناه"
+STR_NO_FILES_FOUND: "لم يتم العثور على ملفات"
+STR_SELECT_CHAPTER: "اختر الفصل"
+STR_NO_CHAPTERS: "لا توجد فصول"
+STR_END_OF_BOOK: "نهاية الكتاب"
+STR_EMPTY_CHAPTER: "فصل فارغ"
+STR_INDEXING: "جاري الفهرسة"
+STR_INDEX_FAILED: "فشلت الفهرسة - كتاب غير صالح"
+STR_MEMORY_ERROR: "خطأ في الذاكرة"
+STR_PAGE_LOAD_ERROR: "خطأ في تحميل الصفحة"
+STR_EMPTY_FILE: "ملف فارغ"
+STR_OUT_OF_BOUNDS: "خارج النطاق"
+STR_LOADING: "جاري التحميل..."
+STR_LOADING_POPUP: "جاري التحميل"
+STR_WIFI_NETWORKS: "شبكات Wi-Fi"
+STR_NO_NETWORKS: "لم يتم العثور على شبكات"
+STR_NETWORKS_FOUND: "تم العثور على %zu شبكة"
+STR_SCANNING: "جاري البحث..."
+STR_FINDING_SAVED_WIFI: "جاري البحث عن شبكة Wi-Fi محفوظة..."
+STR_CONNECTING: "جاري الاتصال..."
+STR_CONNECTING_SAVED_WIFI: "جاري الاتصال بشبكة Wi-Fi محفوظة..."
+STR_SHOW_NETWORKS: "عرض"
+STR_CONNECTED: "تم الاتصال!"
+STR_CONNECTION_FAILED: "فشل الاتصال"
+STR_FORGET_NETWORK: "نسيان هذه الشبكة؟"
+STR_SAVE_PASSWORD: "حفظ كلمة المرور للمرة القادمة؟"
+STR_PRESS_OK_SCAN: "اضغط موافق لإعادة البحث"
+STR_JOIN_NETWORK: "الانضمام إلى شبكة"
+STR_CREATE_HOTSPOT: "إنشاء نقطة اتصال"
+STR_JOIN_DESC: "الاتصال بشبكة Wi-Fi موجودة"
+STR_HOTSPOT_DESC: "إنشاء شبكة Wi-Fi يمكن للآخرين الانضمام إليها"
+STR_STARTING_HOTSPOT: "جاري تشغيل نقطة الاتصال..."
+STR_HOTSPOT_MODE: "وضع نقطة الاتصال"
+STR_CONNECT_WIFI_HINT: "قم بتوصيل جهازك بشبكة Wi-Fi هذه"
+STR_OPEN_URL_HINT: "افتح هذا العنوان في المتصفح"
+STR_OR_HTTP_PREFIX: "أو http://"
+STR_SCAN_QR_HINT: "أو امسح رمز QR بهاتفك:"
+STR_CALIBRE_WIRELESS: "اتصال Calibre اللاسلكي"
+STR_NETWORK_LEGEND: "* = مشفرة | + = محفوظة"
+STR_MAC_ADDRESS: "عنوان MAC:"
+STR_CHECKING_WIFI: "جاري فحص Wi-Fi..."
+STR_ENTER_WIFI_PASSWORD: "أدخل كلمة مرور الشبكة"
+STR_ADD_HIDDEN_NETWORK: "إضافة شبكة مخفية..."
+STR_ENTER_WIFI_SSID: "أدخل اسم الشبكة (SSID)"
+STR_TO_PREFIX: "إلى "
+STR_CALIBRE_RECEIVING: "جاري الاستلام: "
+STR_CALIBRE_RECEIVED: "تم الاستلام: "
+STR_CALIBRE_INSTRUCTION_1: "1) قم بتثبيت إضافة CrossPoint Reader"
+STR_CALIBRE_INSTRUCTION_2: "2) اتصل بنفس شبكة Wi-Fi"
+STR_CALIBRE_INSTRUCTION_3: "3) في Calibre: اختر \"إرسال إلى الجهاز\""
+STR_CALIBRE_INSTRUCTION_4: "اترك هذه الشاشة مفتوحة أثناء الإرسال"
+STR_CAT_DISPLAY: "الشاشة"
+STR_CAT_READER: "القراءة"
+STR_CAT_CONTROLS: "الأزرار"
+STR_CAT_SYSTEM: "النظام"
+STR_SLEEP_SCREEN: "شاشة السكون"
+STR_QUICK_RESUME_TIMEOUT: "استئناف سريع بعد المهلة"
+STR_SLEEP_COVER_MODE: "عرض الغلاف في وضع السكون"
+STR_HIDE_BATTERY: "إخفاء نسبة البطارية"
+STR_EXTRA_SPACING: "تباعد إضافي بين الفقرات"
+STR_TEXT_AA: "تنعيم حواف النص"
+STR_IMAGES: "الصور"
+STR_IMAGES_DISPLAY: "عرض"
+STR_IMAGES_PLACEHOLDER: "عنصر نائب"
+STR_IMAGES_SUPPRESS: "إخفاء"
+STR_EOB_HOME: "الرئيسية"
+STR_EOB_CONTINUE_WITH: "المتابعة إلى"
+STR_SHORT_PWR_BTN: "ضغطة قصيرة على زر التشغيل"
+STR_ORIENTATION: "اتجاه القراءة"
+STR_SIDE_BTN_LAYOUT: "تخطيط الأزرار الجانبية (أثناء القراءة)"
+STR_FRONT_BTN_FOLLOW_ORIENTATION: "تدوير الأزرار الأمامية مع الشاشة"
+STR_LONG_PRESS_BEHAVIOR: "سلوك الضغطة الطويلة"
+STR_LONG_PRESS_BEHAVIOR_OFF: "إيقاف"
+STR_LONG_PRESS_BEHAVIOR_SKIP: "تخطي الفصل"
+STR_LONG_PRESS_BEHAVIOR_ORIENTATION: "تغيير الاتجاه"
+STR_LONG_PRESS_MENU: "قائمة الضغطة الطويلة"
+STR_FONT_PREVIEW_TEXT: "نص حكيم له سر قاطع وذو شأن عظيم مكتوب على ثوب أخضر ومغلف بجلد أزرق"
+STR_FONT_FAMILY: "خط القراءة"
+STR_FONT_SIZE: "حجم الخط"
+STR_LINE_SPACING: "تباعد الأسطر"
+STR_SCREEN_MARGIN: "هوامش شاشة القراءة"
+STR_PARA_ALIGNMENT: "محاذاة الفقرات"
+STR_HYPHENATION: "تقسيم الكلمات"
+STR_TIME_TO_SLEEP: "مهلة الدخول في السكون"
+STR_SHOW_HIDDEN_FILES: "عرض الملفات المخفية"
+STR_REMOVE_READ_FROM_RECENTS: "إزالة الكتب المقروءة من قائمة الكتب الأخيرة"
+STR_MOVE_FINISHED_TO_READ: "نقل الكتب المنتهية إلى مجلد المقروءة"
+STR_REFRESH_FREQ: "معدل تحديث الشاشة"
+STR_KOREADER_SYNC: "مزامنة KOReader"
+STR_CHECK_UPDATES: "التحقق من التحديثات"
+STR_LANGUAGE: "اللغة"
+STR_CLEAR_READING_CACHE: "مسح ذاكرة القراءة المؤقتة"
+STR_USERNAME: "اسم المستخدم"
+STR_PASSWORD: "كلمة المرور"
+STR_SYNC_SERVER_URL: "عنوان خادم المزامنة"
+STR_DOCUMENT_MATCHING: "مطابقة المستندات"
+STR_SEND_METADATA: "إرسال البيانات الوصفية للمستند"
+STR_AUTHENTICATE: "تسجيل الدخول"
+STR_KOREADER_USERNAME: "اسم مستخدم KOReader"
+STR_KOREADER_PASSWORD: "كلمة مرور KOReader"
+STR_FILENAME: "اسم الملف"
+STR_BINARY: "ثنائي"
+STR_SET_CREDENTIALS_FIRST: "أدخل بيانات الاعتماد أولا"
+STR_WIFI_CONN_FAILED: "فشل الاتصال بالشبكة"
+STR_AUTHENTICATING: "جاري التحقق..."
+STR_AUTH_SUCCESS: "تم تسجيل الدخول بنجاح!"
+STR_KOREADER_AUTH: "تسجيل الدخول إلى KOReader"
+STR_SYNC_READY: "مزامنة KOReader جاهزة للاستخدام"
+STR_AUTH_FAILED: "فشل تسجيل الدخول"
+STR_DONE: "تم"
+STR_CLEAR_CACHE_WARNING_1: "سيؤدي هذا إلى مسح جميع بيانات الكتب المخزنة."
+STR_CLEAR_CACHE_WARNING_2: "سيتم فقدان كل تقدم القراءة!"
+STR_CLEAR_CACHE_WARNING_3: "ستحتاج الكتب إلى إعادة فهرسة"
+STR_CLEAR_CACHE_WARNING_4: "عند فتحها مرة أخرى."
+STR_CLEARING_CACHE: "جاري مسح الذاكرة المؤقتة..."
+STR_CACHE_CLEARED: "تم مسح الذاكرة المؤقتة"
+STR_ITEMS_REMOVED: "عناصر تمت إزالتها"
+STR_FAILED_LOWER: "فشل"
+STR_CLEAR_CACHE_FAILED: "فشل مسح الذاكرة المؤقتة"
+STR_CHECK_SERIAL_OUTPUT: "راجع مخرجات المنفذ التسلسلي للتفاصيل"
+STR_DARK: "داكن"
+STR_LIGHT: "فاتح"
+STR_CUSTOM: "مخصص"
+STR_COVER: "الغلاف"
+STR_NONE_OPT: "بدون"
+STR_FIT: "ملاءمة"
+STR_CROP: "قص"
+STR_NEVER: "أبدا"
+STR_IN_READER: "أثناء القراءة"
+STR_ALWAYS: "دائما"
+STR_IGNORE: "تجاهل"
+STR_SLEEP: "سكون"
+STR_PAGE_TURN: "تقليب الصفحة"
+STR_FORCE_REFRESH: "تحديث الشاشة"
+STR_PORTRAIT: "عمودي"
+STR_LANDSCAPE_CW: "أفقي (يمين)"
+STR_INVERTED: "عكس الألوان"
+STR_ORIENTATION_INVERTED: "عمودي 180°"
+STR_LANDSCAPE_CCW: "أفقي (يسار)"
+STR_PREV_NEXT: "السابق/التالي"
+STR_NEXT_PREV: "التالي/السابق"
+STR_KOSYNC: "KOSync"
+STR_BOOKMARK_OPTION: "إشارة مرجعية"
+STR_DISABLED: "معطل"
+STR_NOTO_SERIF: "Noto Serif"
+STR_NOTO_SANS: "Noto Sans"
+STR_SMALL: "صغير"
+STR_MEDIUM: "متوسط"
+STR_LARGE: "كبير"
+STR_X_LARGE: "كبير جدا"
+STR_TIGHT: "ضيق"
+STR_NORMAL: "عادي"
+STR_WIDE: "واسع"
+STR_JUSTIFY: "ضبط الطرفين"
+STR_ALIGN_LEFT: "يسار"
+STR_CENTER: "وسط"
+STR_ALIGN_RIGHT: "يمين"
+STR_PAGES_1: "صفحة واحدة"
+STR_PAGES_5: "5 صفحات"
+STR_PAGES_10: "10 صفحات"
+STR_PAGES_15: "15 صفحة"
+STR_PAGES_30: "30 صفحة"
+STR_UPDATE: "تحديث"
+STR_CHECKING_UPDATE: "جاري التحقق من التحديثات..."
+STR_NEW_UPDATE: "يتوفر تحديث جديد!"
+STR_CURRENT_VERSION: "الإصدار الحالي: "
+STR_NEW_VERSION: "الإصدار الجديد: "
+STR_UPDATING: "جاري التحديث..."
+STR_NO_UPDATE: "لا يتوفر تحديث"
+STR_UPDATE_FAILED: "فشل التحديث"
+STR_UPDATE_COMPLETE: "اكتمل التحديث"
+STR_POWER_ON_HINT: "اضغط مطولا على زر التشغيل لتشغيل الجهاز من جديد"
+STR_RESTARTING_HINT: "جاري إعادة التشغيل... إذا لم يعمل الجهاز، اضغط مطولا على زر التشغيل لعدة ثوان."
+STR_NO_ENTRIES: "لم يتم العثور على عناصر"
+STR_DOWNLOADING: "جاري التنزيل..."
+STR_DOWNLOAD_FAILED: "فشل التنزيل"
+STR_ERROR_MSG: "خطأ:"
+STR_UNNAMED: "بدون اسم"
+STR_HOLD_OPEN_TO_DELETE: "اضغط مطولا على فتح للحذف"
+STR_NO_SERVER_URL: "لم يتم تحديد عنوان الخادم"
+STR_FETCH_FEED_FAILED: "فشل جلب القائمة"
+STR_PARSE_FEED_FAILED: "فشل تحليل القائمة"
+STR_NEXT_PAGE: "الصفحة التالية"
+STR_PREV_PAGE: "الصفحة السابقة"
+STR_NETWORK_PREFIX: "الشبكة: "
+STR_IP_ADDRESS_PREFIX: "عنوان IP: "
+STR_ERROR_GENERAL_FAILURE: "خطأ: فشل عام"
+STR_ERROR_NETWORK_NOT_FOUND: "خطأ: الشبكة غير موجودة"
+STR_ERROR_CONNECTION_TIMEOUT: "خطأ: انتهت مهلة الاتصال"
+STR_SD_CARD: "بطاقة SD"
+STR_BACK: "رجوع »"
+STR_EXIT: "خروج »"
+STR_HOME: "الرئيسية »"
+STR_SELECT: "اختيار"
+STR_SELECTED: "محدد"
+STR_TOGGLE: "تبديل"
+STR_TOGGLE_BOOKMARK: "إضافة/إزالة إشارة مرجعية"
+STR_CONFIRM: "تأكيد"
+STR_CANCEL: "إلغاء"
+STR_CONNECT: "اتصال"
+STR_OPEN: "فتح"
+STR_DOWNLOAD: "تنزيل"
+STR_RETRY: "إعادة المحاولة"
+STR_YES: "نعم"
+STR_NO: "لا"
+STR_SHOW: "عرض"
+STR_HIDE: "إخفاء"
+STR_STATE_ON: "تشغيل"
+STR_STATE_OFF: "إيقاف"
+STR_NOT_SET: "غير محدد"
+STR_DIR_LEFT: "يسار"
+STR_DIR_RIGHT: "يمين"
+STR_DIR_UP: "أعلى"
+STR_DIR_DOWN: "أسفل"
+STR_OK_BUTTON: "موافق"
+STR_SLEEP_COVER_FILTER: "مرشح غلاف شاشة السكون"
+STR_FILTER_CONTRAST: "التباين"
+STR_CUSTOMISE_STATUS_BAR: "تخصيص شريط الحالة"
+STR_CHAPTER_PAGE_COUNT: "عدد صفحات الفصل"
+STR_BOOK_PROGRESS_PERCENTAGE: "نسبة التقدم في الكتاب"
+STR_PROGRESS_BAR: "شريط التقدم"
+STR_PROGRESS_BAR_THICKNESS: "سمك شريط التقدم"
+STR_PROGRESS_BAR_THIN: "رفيع"
+STR_PROGRESS_BAR_MEDIUM: "متوسط"
+STR_PROGRESS_BAR_THICK: "سميك"
+STR_BOOK: "الكتاب"
+STR_CHAPTER: "الفصل"
+STR_EXAMPLE_CHAPTER: "الفصل 21"
+STR_EXAMPLE_BOOK: "عنوان الكتاب"
+STR_PREVIEW: "معاينة"
+STR_TITLE: "العنوان"
+STR_BATTERY: "البطارية"
+STR_XTC_STATUS_BAR: "شريط حالة XTC"
+STR_BOTTOM: "أسفل"
+STR_TOP: "أعلى"
+STR_CLOCK: "الساعة"
+STR_CLOCK_UTC_OFFSET: "فرق التوقيت عن UTC"
+STR_CLOCK_FORMAT: "تنسيق الساعة"
+STR_CLOCK_FORMAT_24H: "24 ساعة"
+STR_CLOCK_FORMAT_12H: "12 ساعة"
+STR_CURRENT_TIME: "الوقت الحالي:"
+STR_NEXT_FIELD: "التالي"
+STR_CLOCK_SYNC: "مزامنة الساعة"
+STR_CLOCK_SYNC_NOW: "مزامنة الساعة الآن"
+STR_CLOCK_SYNCING: "جاري المزامنة عبر NTP..."
+STR_CLOCK_SYNC_OK: "تمت مزامنة الساعة"
+STR_CLOCK_SYNC_FAIL: "فشلت المزامنة"
+STR_CLOCK_SYNC_NO_WIFI: "لا يوجد اتصال Wi-Fi"
+STR_CLOCK_SYNC_NO_WIFI_HINT: "اتصل بشبكة Wi-Fi أولا، ثم حاول مرة أخرى."
+STR_CLOCK_SYNCED: "تمت مزامنة الساعة"
+STR_UI_THEME: "مظهر الواجهة"
+STR_THEME_CLASSIC: "كلاسيكي"
+STR_THEME_LYRA: "Lyra"
+STR_THEME_ROUNDEDRAFF: "RoundedRaff"
+STR_THEME_LYRA_EXTENDED: "Lyra موسع"
+STR_SUNLIGHT_FADING_FIX: "إصلاح بهتان الشاشة في الشمس"
+STR_REMAP_FRONT_BUTTONS: "تغيير وظائف الأزرار الأمامية"
+STR_BOOKMARKS: "الإشارات المرجعية"
+STR_BOOKMARK_ADDED: "تمت إضافة الإشارة المرجعية."
+STR_BOOKMARK_REMOVED: "تمت إزالة الإشارة المرجعية."
+STR_OPDS_BROWSER: "متصفح OPDS"
+STR_SEARCH: "بحث"
+STR_COVER_CUSTOM: "الغلاف + مخصص"
+STR_QUICK_RESUME: "استئناف سريع"
+STR_MENU_RECENT_BOOKS: "الكتب الأخيرة"
+STR_REMOVE_FROM_RECENTS: "إزالة من الكتب الأخيرة؟"
+STR_NO_RECENT_BOOKS: "لا توجد كتب أخيرة"
+STR_CALIBRE_DESC: "استخدم النقل اللاسلكي من Calibre"
+STR_FORGET_AND_REMOVE: "نسيان الشبكة وحذف كلمة المرور المحفوظة؟"
+STR_FORGET_BUTTON: "نسيان"
+STR_CALIBRE_STARTING: "جاري تشغيل Calibre..."
+STR_CALIBRE_SETUP: "الإعداد"
+STR_CALIBRE_STATUS: "الحالة"
+STR_CLEAR_BUTTON: "مسح"
+STR_DEFAULT_VALUE: "افتراضي"
+STR_REMAP_PROMPT: "اضغط زرا أماميا لكل وظيفة"
+STR_UNASSIGNED: "غير معين"
+STR_ALREADY_ASSIGNED: "معين مسبقا"
+STR_REMAP_RESET_HINT: "الزر الجانبي العلوي: استعادة التخطيط الافتراضي"
+STR_REMAP_CANCEL_HINT: "الزر الجانبي السفلي: إلغاء التغيير"
+STR_HW_BACK_LABEL: "رجوع (الزر 1)"
+STR_HW_CONFIRM_LABEL: "تأكيد (الزر 2)"
+STR_HW_LEFT_LABEL: "يسار (الزر 3)"
+STR_HW_RIGHT_LABEL: "يمين (الزر 4)"
+STR_GO_TO_PERCENT: "الانتقال إلى نسبة %"
+STR_GO_HOME_BUTTON: "العودة إلى الرئيسية"
+STR_SYNC_PROGRESS: "مزامنة التقدم"
+STR_DELETE_CACHE: "حذف ذاكرة الكتاب المؤقتة"
+STR_DELETE: "حذف"
+STR_CONFIRM_DELETE_BOOKMARK: "حذف هذه الإشارة المرجعية؟"
+STR_DISPLAY_QR: "عرض الصفحة كرمز QR"
+STR_CHAPTER_PREFIX: "الفصل: "
+STR_PAGES_SEPARATOR: " صفحات  |  "
+STR_BOOK_PREFIX: "الكتاب: "
+STR_CALIBRE_URL_HINT: "في Calibre، أضف /opds إلى العنوان"
+STR_SYNCING_TIME: "جاري مزامنة الوقت..."
+STR_CALC_HASH: "جاري حساب بصمة المستند..."
+STR_HASH_FAILED: "فشل حساب بصمة المستند"
+STR_FETCH_PROGRESS: "جاري جلب التقدم من الخادم..."
+STR_UPLOAD_PROGRESS: "جاري رفع التقدم..."
+STR_NO_CREDENTIALS_MSG: "لم يتم إعداد بيانات الاعتماد"
+STR_KOREADER_SETUP_HINT: "قم بإعداد حساب KOReader في الإعدادات"
+STR_PROGRESS_FOUND: "تم العثور على تقدم سابق!"
+STR_REMOTE_LABEL: "الخادم:"
+STR_LOCAL_LABEL: "الجهاز:"
+STR_PAGE_OVERALL_FORMAT: "صفحة %d، %.2f%% إجمالا"
+STR_PAGE_TOTAL_OVERALL_FORMAT: "صفحة %d من %d، %.2f%% إجمالا"
+STR_DEVICE_FROM_FORMAT: "  من: %s"
+STR_APPLY_REMOTE: "استخدام تقدم الخادم"
+STR_UPLOAD_LOCAL: "رفع التقدم المحلي"
+STR_NO_REMOTE_MSG: "لا يوجد تقدم على الخادم"
+STR_UPLOAD_PROMPT: "رفع الموضع الحالي؟"
+STR_UPLOAD_SUCCESS: "تم رفع التقدم!"
+STR_SYNC_FAILED_MSG: "فشلت المزامنة"
+STR_SAVE_PROGRESS_FAILED: "تعذر حفظ التقدم"
+STR_SECTION_PREFIX: "القسم "
+STR_UPLOAD: "رفع"
+STR_BOOK_S_STYLE: "تنسيق الكتاب الأصلي"
+STR_EMBEDDED_STYLE: "التنسيق المضمن"
+STR_FOCUS_READING: "قراءة مركزة"
+STR_OPDS_SERVER_URL: "عنوان خادم OPDS"
+STR_PWR_BTN_FOOTNOTE_BACK: "عودة سريعة من الحواشي"
+STR_SET_SLEEP_COVER: "تعيين الغلاف"
+STR_FOOTNOTES: "الحواشي"
+STR_NO_FOOTNOTES: "لا توجد حواش في هذه الصفحة"
+STR_LINK: "[رابط]"
+STR_SCREENSHOT_BUTTON: "التقاط لقطة شاشة"
+STR_SLEEP_TIMER_VALUE_FORMAT: "%u دقيقة"
+STR_SLEEP_NEVER: "أبدا"
+STR_STEP_HINT_FRONT: "الأزرار الأمامية:"
+STR_STEP_HINT_SIDE: "الأزرار الجانبية:"
+STR_ADD_SERVER: "إضافة خادم"
+STR_SERVER_NAME: "اسم الخادم"
+STR_NO_SERVERS: "لم يتم إعداد خوادم OPDS"
+STR_DELETE_SERVER: "حذف الخادم"
+STR_OPDS_SERVERS: "خوادم OPDS"
+STR_AUTO_TURN_ENABLED: "التقليب التلقائي مفعل: "
+STR_AUTO_TURN_PAGES_PER_MIN: "التقليب التلقائي (صفحات في الدقيقة)"
+STR_MANAGE_FONTS: "إدارة الخطوط"
+STR_FONT_BROWSER: "متصفح الخطوط"
+STR_LOADING_FONT_LIST: "جاري تحميل قائمة الخطوط..."
+STR_NO_FONTS_AVAILABLE: "لا تتوفر خطوط"
+STR_FONT_INSTALLED: "تم تثبيت الخط!"
+STR_FONT_INSTALL_FAILED: "فشل تثبيت الخط"
+STR_INSTALLED: "مثبت"
+STR_DOWNLOAD_ALL: "تنزيل الكل"
+STR_UPDATE_ALL: "تحديث الكل"
+STR_UPDATE_AVAILABLE: "تحديث"
+STR_CRASH_TITLE: "تعطل النظام"
+STR_CRASH_DESCRIPTION: "تم حفظ تقرير مفصل في الملف crash_report.txt. يرجى إرفاق هذا الملف عند الإبلاغ عن المشكلة."
+STR_CRASH_REASON: "سبب التعطل:"
+STR_CRASH_NO_REASON: "(لم يتم تسجيل سبب)"
+STR_TILT_PAGE_TURN: "تقليب الصفحة بالإمالة"
+STR_KB_HINT_MOVE_CURSOR: "اضغط زر اليمين أو اليسار لتحريك المؤشر"
+STR_KB_HINT_RETURN_CURSOR: "اضغط زر اليسار للعودة إلى موضع المؤشر"
+STR_KB_HINT_HIDE_PASSWORD: "اضغط مطولا على زر اليمين ثم اضغط [***] لإخفاء كلمة المرور"
+STR_KB_HINT_SHOW_PASSWORD: "اضغط مطولا على زر اليمين ثم اضغط [abc] لإظهار كلمة المرور"
+STR_KB_HINT_TOGGLE_HIDE_PASSWORD: "اضغط [***] لإخفاء كلمة المرور"
+STR_KB_HINT_TOGGLE_SHOW_PASSWORD: "اضغط [abc] لإظهار كلمة المرور"
+STR_KB_HINT_EDIT_ENTRY: "اضغط مطولا على زر الأعلى للتعديل"
+STR_KB_TIPS: "نصائح:"
+STR_KB_HINT_RETURN_KEYBOARD: "اضغط زر الأسفل للعودة إلى لوحة المفاتيح"
+STR_KB_HINT_EXIT_URL_MODE: "اضغط ABC للخروج من وضع URL"
+STR_KB_HINT_CLEAR_TEXT: "اضغط مطولا على DEL لمسح كل النص"
+STR_KB_HINT_SECONDARY_CHAR: "اضغط مطولا على زر الاختيار للحرف الثانوي"
+STR_KB_HINT_UPPER_SECONDARY: "اضغط مطولا على زر الاختيار للحرف الكبير أو الثانوي"
+STR_KB_HINT_LOWER_SECONDARY: "اضغط مطولا على زر الاختيار للحرف الصغير أو الثانوي"
+STR_KB_HINT_URL_SNIPPETS: "اضغط URL للاختصارات"
+STR_SD_FIRMWARE_UPDATE: "تحديث البرنامج الثابت من بطاقة SD"
+STR_SELECT_FIRMWARE_FILE: "اختر ملف البرنامج الثابت (.bin)"
+STR_NO_BIN_FILES: "لم يتم العثور على ملفات .bin"
+STR_VALIDATING_FIRMWARE: "جاري التحقق من البرنامج الثابت..."
+STR_INVALID_FIRMWARE: "ملف برنامج ثابت غير صالح"
+STR_FIRMWARE_TOO_LARGE: "البرنامج الثابت أكبر من القسم المخصص له"
+STR_FIRMWARE_TOO_SMALL: "ملف البرنامج الثابت صغير جدا"
+STR_FIRMWARE_UPDATE_PROMPT: "تحديث البرنامج الثابت؟"
+STR_FIRMWARE_FILE_OPEN_FAILED: "تعذر فتح الملف"
+STR_FIRMWARE_WRITE_FAILED: "فشلت كتابة البرنامج الثابت"
+STR_FIRMWARE_UPDATE_DO_NOT_POWER_OFF: "لا تطفئ الجهاز!"
+STR_RECOVERY_MODE: "وضع الاستعادة"
+STR_RECOVERY_MODE_HINT: "ضع الملف firmware.bin في المجلد الرئيسي لبطاقة SD ثم اختره"

lib/I18n/translations/belarusian.yaml

@@ -298,6 +298,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u хв"
 STR_SLEEP_NEVER: "Ніколі"
 STR_STEP_HINT_FRONT: "Пярэднія кнопкі:"
 STR_STEP_HINT_SIDE: "Бакавыя кнопкі:"
+STR_OPDS_DOWNLOAD_FOLDER: "Папка для спампоўкі"
+STR_OPDS_FILENAME_FORMAT: "Фармат назвы файла"
+STR_FMT_AUTHOR_TITLE: "Аўтар - Назва"
+STR_FMT_TITLE_AUTHOR: "Назва - Аўтар"
+STR_FMT_TITLE: "Назва"
 STR_AUTO_TURN_ENABLED: "Аўтаперагортванне: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Аўтаперагортванне (старонак за хвіліну)"
 STR_TILT_PAGE_TURN: "Перагортванне нахілам"

lib/I18n/translations/bosnian.yaml

@@ -0,0 +1,393 @@
+_language_name: "Bosanski"
+_language_code: "BS"
+_order: "29"
+STR_CROSSPOINT: "CrossPoint"
+STR_BOOTING: "POKRETANJE"
+STR_SLEEPING: "REŽIM MIROVANJA"
+STR_ENTERING_SLEEP: "Prelazak u režim mirovanja"
+STR_BROWSE_FILES: "Pregled datoteka"
+STR_FILE_TRANSFER: "Prijenos datoteka"
+STR_SETTINGS_TITLE: "Postavke"
+STR_CONTINUE_READING: "Nastavi čitanje"
+STR_NO_OPEN_BOOK: "Nema otvorene knjige"
+STR_START_READING: "Počni čitati ispod"
+STR_NO_FILES_FOUND: "Nema pronađenih datoteka"
+STR_SELECT_CHAPTER: "Odaberi poglavlje"
+STR_NO_CHAPTERS: "Nema poglavlja"
+STR_END_OF_BOOK: "Kraj knjige"
+STR_EMPTY_CHAPTER: "Prazno poglavlje"
+STR_INDEXING: "Indeksiranje"
+STR_INDEX_FAILED: "Indeksiranje nije uspjelo - nevažeća knjiga"
+STR_MEMORY_ERROR: "Greška memorije"
+STR_PAGE_LOAD_ERROR: "Greška pri učitavanju stranice"
+STR_EMPTY_FILE: "Prazna datoteka"
+STR_OUT_OF_BOUNDS: "Izvan granica"
+STR_LOADING: "Učitavanje..."
+STR_LOADING_POPUP: "Učitavanje"
+STR_WIFI_NETWORKS: "Wi-Fi mreže"
+STR_NO_NETWORKS: "Nema pronađenih mreža"
+STR_NETWORKS_FOUND: "%zu pronađenih mreža"
+STR_SCANNING: "Skeniranje..."
+STR_FINDING_SAVED_WIFI: "Traženje sačuvanog Wi-Fi-a..."
+STR_CONNECTING: "Povezivanje..."
+STR_CONNECTING_SAVED_WIFI: "Povezivanje na sačuvani Wi-Fi..."
+STR_SHOW_NETWORKS: "Prikaži"
+STR_CONNECTED: "Povezano!"
+STR_CONNECTION_FAILED: "Povezivanje nije uspjelo"
+STR_FORGET_NETWORK: "Zaboraviti mrežu?"
+STR_SAVE_PASSWORD: "Sačuvati lozinku za sljedeći put?"
+STR_PRESS_OK_SCAN: "Pritisni OK za ponovno skeniranje"
+STR_JOIN_NETWORK: "Pridruži se mreži"
+STR_CREATE_HOTSPOT: "Kreiraj hotspot"
+STR_JOIN_DESC: "Poveži se na postojeću Wi-Fi mrežu"
+STR_HOTSPOT_DESC: "Kreiraj Wi-Fi mrežu kojoj se drugi mogu pridružiti"
+STR_STARTING_HOTSPOT: "Pokretanje hotspota..."
+STR_HOTSPOT_MODE: "Hotspot način rada"
+STR_CONNECT_WIFI_HINT: "Poveži svoj uređaj na ovu Wi-Fi mrežu"
+STR_OPEN_URL_HINT: "Otvori ovaj URL u svom pregledniku"
+STR_OR_HTTP_PREFIX: "ili http://"
+STR_SCAN_QR_HINT: "ili skeniraj QR kod svojim telefonom:"
+STR_CALIBRE_WIRELESS: "Calibre bežično"
+STR_NETWORK_LEGEND: "* = Šifrovano | + = Sačuvano"
+STR_MAC_ADDRESS: "MAC adresa:"
+STR_CHECKING_WIFI: "Provjera Wi-Fi-a..."
+STR_ENTER_WIFI_PASSWORD: "Unesi Wi-Fi lozinku"
+STR_ADD_HIDDEN_NETWORK: "Dodaj skrivenu mrežu..."
+STR_ENTER_WIFI_SSID: "Unesi naziv mreže (SSID)"
+STR_TO_PREFIX: "na "
+STR_CALIBRE_RECEIVING: "Primanje: "
+STR_CALIBRE_RECEIVED: "Primljeno: "
+STR_CALIBRE_INSTRUCTION_1: "1) Instaliraj CrossPoint Reader dodatak"
+STR_CALIBRE_INSTRUCTION_2: "2) Budi na istoj Wi-Fi mreži"
+STR_CALIBRE_INSTRUCTION_3: "3) U Calibreu: \"Pošalji na uređaj\""
+STR_CALIBRE_INSTRUCTION_4: "\"Drži ovaj ekran otvorenim tokom slanja\""
+STR_CAT_DISPLAY: "Ekran"
+STR_CAT_READER: "Čitač"
+STR_CAT_CONTROLS: "Kontrole"
+STR_CAT_SYSTEM: "Sistem"
+STR_SLEEP_SCREEN: "Ekran mirovanja"
+STR_QUICK_RESUME_TIMEOUT: "Brzi nastavak nakon isteka vremena"
+STR_SLEEP_COVER_MODE: "Način prikaza korica na ekranu mirovanja"
+STR_HIDE_BATTERY: "Sakrij % baterije"
+STR_EXTRA_SPACING: "Dodatni razmak između paragrafa"
+STR_TEXT_AA: "Zaglađivanje teksta"
+STR_IMAGES: "Slike"
+STR_IMAGES_DISPLAY: "Prikaz"
+STR_IMAGES_PLACEHOLDER: "Rezervisano mjesto"
+STR_IMAGES_SUPPRESS: "Sakrij"
+STR_EOB_HOME: "Početna"
+STR_EOB_CONTINUE_WITH: "Nastavi sa"
+STR_SHORT_PWR_BTN: "Kratak klik dugmeta napajanja"
+STR_ORIENTATION: "Orijentacija čitanja"
+STR_SIDE_BTN_LAYOUT: "Raspored bočnih dugmadi (čitač)"
+STR_FRONT_BTN_FOLLOW_ORIENTATION: "Orijentiši prednja dugmad"
+STR_LONG_PRESS_BEHAVIOR: "Ponašanje dugog pritiska dugmeta"
+STR_LONG_PRESS_BEHAVIOR_OFF: "ISKLJUČENO"
+STR_LONG_PRESS_BEHAVIOR_SKIP: "Preskakanje poglavlja"
+STR_LONG_PRESS_BEHAVIOR_ORIENTATION: "Promjena orijentacije"
+STR_LONG_PRESS_MENU: "Meni dugog pritiska"
+STR_FONT_PREVIEW_TEXT: "Brza smeđa lisica preskače lijenog psa"
+STR_FONT_FAMILY: "Porodica fonta čitača"
+STR_FONT_SIZE: "Veličina fonta čitača"
+STR_LINE_SPACING: "Razmak između redova čitača"
+STR_SCREEN_MARGIN: "Margina ekrana čitača"
+STR_PARA_ALIGNMENT: "Poravnanje paragrafa čitača"
+STR_HYPHENATION: "Rastavljanje riječi"
+STR_TIME_TO_SLEEP: "Vrijeme do mirovanja"
+STR_SHOW_HIDDEN_FILES: "Prikaži skrivene datoteke"
+STR_REMOVE_READ_FROM_RECENTS: "Ukloni pročitane knjige sa liste nedavnih"
+STR_MOVE_FINISHED_TO_READ: "Premjesti završene knjige u fasciklu Read"
+STR_REFRESH_FREQ: "Učestalost osvježavanja"
+STR_KOREADER_SYNC: "KOReader sinhronizacija"
+STR_CHECK_UPDATES: "Provjeri ažuriranja"
+STR_LANGUAGE: "Jezik"
+STR_CLEAR_READING_CACHE: "Očisti keš čitanja"
+STR_USERNAME: "Korisničko ime"
+STR_PASSWORD: "Lozinka"
+STR_SYNC_SERVER_URL: "URL servera za sinhronizaciju"
+STR_DOCUMENT_MATCHING: "Podudaranje dokumenata"
+STR_SEND_METADATA: "Pošalji metapodatke dokumenta"
+STR_AUTHENTICATE: "Autentifikuj"
+STR_KOREADER_USERNAME: "KOReader korisničko ime"
+STR_KOREADER_PASSWORD: "KOReader lozinka"
+STR_FILENAME: "Naziv datoteke"
+STR_BINARY: "Binarno"
+STR_SET_CREDENTIALS_FIRST: "Prvo postavi vjerodajnice"
+STR_WIFI_CONN_FAILED: "Wi-Fi povezivanje nije uspjelo"
+STR_AUTHENTICATING: "Autentifikacija..."
+STR_AUTH_SUCCESS: "Uspješno autentifikovano!"
+STR_KOREADER_AUTH: "KOReader autentifikacija"
+STR_SYNC_READY: "KOReader sinhronizacija je spremna za upotrebu"
+STR_AUTH_FAILED: "Autentifikacija nije uspjela"
+STR_DONE: "Gotovo"
+STR_CLEAR_CACHE_WARNING_1: "Ovo će očistiti sve keširane podatke knjiga."
+STR_CLEAR_CACHE_WARNING_2: "Sav napredak čitanja će biti izgubljen!"
+STR_CLEAR_CACHE_WARNING_3: "Knjige će morati biti ponovo indeksirane"
+STR_CLEAR_CACHE_WARNING_4: "kada se ponovo otvore."
+STR_CLEARING_CACHE: "Čišćenje keša..."
+STR_CACHE_CLEARED: "Keš očišćen"
+STR_ITEMS_REMOVED: "stavki uklonjeno"
+STR_FAILED_LOWER: "nije uspjelo"
+STR_CLEAR_CACHE_FAILED: "Čišćenje keša nije uspjelo"
+STR_CHECK_SERIAL_OUTPUT: "Provjeri serijski izlaz za detalje"
+STR_DARK: "Tamno"
+STR_LIGHT: "Svijetlo"
+STR_CUSTOM: "Prilagođeno"
+STR_COVER: "Korice"
+STR_NONE_OPT: "Ništa"
+STR_FIT: "Prilagodi"
+STR_CROP: "Isjeci"
+STR_NEVER: "Nikad"
+STR_IN_READER: "U čitaču"
+STR_ALWAYS: "Uvijek"
+STR_IGNORE: "Ignoriši"
+STR_SLEEP: "Mirovanje"
+STR_PAGE_TURN: "Okretanje stranice"
+STR_FORCE_REFRESH: "Osvježi ekran"
+STR_PORTRAIT: "Uspravno"
+STR_LANDSCAPE_CW: "Položeno (u smjeru kazaljke na satu)"
+STR_INVERTED: "Obrnuto"
+STR_ORIENTATION_INVERTED: "Uspravno 180°"
+STR_LANDSCAPE_CCW: "Položeno (suprotno smjeru kazaljke na satu)"
+STR_PREV_NEXT: "Prethodno/Sljedeće"
+STR_NEXT_PREV: "Sljedeće/Prethodno"
+STR_KOSYNC: "KOSync"
+STR_BOOKMARK_OPTION: "Obilježivač"
+STR_DISABLED: "Onemogućeno"
+STR_NOTO_SERIF: "Noto Serif"
+STR_NOTO_SANS: "Noto Sans"
+STR_SMALL: "Malo"
+STR_MEDIUM: "Srednje"
+STR_LARGE: "Veliko"
+STR_X_LARGE: "Vrlo veliko"
+STR_TIGHT: "Usko"
+STR_NORMAL: "Normalno"
+STR_WIDE: "Široko"
+STR_JUSTIFY: "Poravnaj obostrano"
+STR_ALIGN_LEFT: "Lijevo"
+STR_CENTER: "Centrirano"
+STR_ALIGN_RIGHT: "Desno"
+STR_PAGES_1: "1 stranica"
+STR_PAGES_5: "5 stranica"
+STR_PAGES_10: "10 stranica"
+STR_PAGES_15: "15 stranica"
+STR_PAGES_30: "30 stranica"
+STR_UPDATE: "Ažuriraj"
+STR_CHECKING_UPDATE: "Provjera ažuriranja..."
+STR_NEW_UPDATE: "Dostupno je novo ažuriranje!"
+STR_CURRENT_VERSION: "Trenutna verzija: "
+STR_NEW_VERSION: "Nova verzija: "
+STR_UPDATING: "Ažuriranje..."
+STR_NO_UPDATE: "Nema dostupnih ažuriranja"
+STR_UPDATE_FAILED: "Ažuriranje nije uspjelo"
+STR_UPDATE_COMPLETE: "Ažuriranje završeno"
+STR_POWER_ON_HINT: "Pritisni i drži dugme napajanja da ponovo uključiš"
+STR_RESTARTING_HINT: "Ponovno pokretanje... Ako se uređaj ne pokrene ponovo, drži dugme napajanja nekoliko sekundi."
+STR_NO_ENTRIES: "Nema pronađenih unosa"
+STR_DOWNLOADING: "Preuzimanje..."
+STR_DOWNLOAD_FAILED: "Preuzimanje nije uspjelo"
+STR_ERROR_MSG: "Greška:"
+STR_UNNAMED: "Neimenovano"
+STR_HOLD_OPEN_TO_DELETE: "Drži Otvori za brisanje"
+STR_NO_SERVER_URL: "Nije podešen URL servera"
+STR_FETCH_FEED_FAILED: "Dohvatanje feeda nije uspjelo"
+STR_PARSE_FEED_FAILED: "Obrada feeda nije uspjela"
+STR_NEXT_PAGE: "Sljedeća stranica »"
+STR_PREV_PAGE: "« Prethodna stranica"
+STR_NETWORK_PREFIX: "Mreža: "
+STR_IP_ADDRESS_PREFIX: "IP adresa: "
+STR_ERROR_GENERAL_FAILURE: "Greška: Opšta greška"
+STR_ERROR_NETWORK_NOT_FOUND: "Greška: Mreža nije pronađena"
+STR_ERROR_CONNECTION_TIMEOUT: "Greška: Isteklo vrijeme veze"
+STR_SD_CARD: "SD kartica"
+STR_BACK: "« Nazad"
+STR_EXIT: "« Izlaz"
+STR_HOME: "« Početna"
+STR_SELECT: "Odaberi"
+STR_SELECTED: "Odabrano"
+STR_TOGGLE: "Promijeni"
+STR_TOGGLE_BOOKMARK: "Promijeni obilježivač"
+STR_CONFIRM: "Potvrdi"
+STR_CANCEL: "Otkaži"
+STR_CONNECT: "Poveži"
+STR_OPEN: "Otvori"
+STR_DOWNLOAD: "Preuzmi"
+STR_RETRY: "Pokušaj ponovo"
+STR_YES: "Da"
+STR_NO: "Ne"
+STR_SHOW: "Prikaži"
+STR_HIDE: "Sakrij"
+STR_STATE_ON: "UKLJUČENO"
+STR_STATE_OFF: "ISKLJUČENO"
+STR_NOT_SET: "Nije postavljeno"
+STR_DIR_LEFT: "Lijevo"
+STR_DIR_RIGHT: "Desno"
+STR_DIR_UP: "Gore"
+STR_DIR_DOWN: "Dolje"
+STR_OK_BUTTON: "OK"
+STR_SLEEP_COVER_FILTER: "Filter korica ekrana mirovanja"
+STR_FILTER_CONTRAST: "Kontrast"
+STR_CUSTOMISE_STATUS_BAR: "Prilagodi statusnu traku"
+STR_CHAPTER_PAGE_COUNT: "Broj stranica poglavlja"
+STR_BOOK_PROGRESS_PERCENTAGE: "Procenat napretka knjige"
+STR_PROGRESS_BAR: "Traka napretka"
+STR_PROGRESS_BAR_THICKNESS: "Debljina trake napretka"
+STR_PROGRESS_BAR_THIN: "Tanka"
+STR_PROGRESS_BAR_MEDIUM: "Srednja"
+STR_PROGRESS_BAR_THICK: "Debela"
+STR_BOOK: "Knjiga"
+STR_CHAPTER: "Poglavlje"
+STR_EXAMPLE_CHAPTER: "Poglavlje 21"
+STR_EXAMPLE_BOOK: "Naslov knjige"
+STR_PREVIEW: "Pregled"
+STR_TITLE: "Naslov"
+STR_BATTERY: "Baterija"
+STR_XTC_STATUS_BAR: "XTC statusna traka"
+STR_BOTTOM: "Dolje"
+STR_TOP: "Gore"
+STR_CLOCK: "Sat"
+STR_CLOCK_UTC_OFFSET: "UTC odstupanje sata"
+STR_CLOCK_FORMAT: "Format sata"
+STR_CLOCK_FORMAT_24H: "24-časovni"
+STR_CLOCK_FORMAT_12H: "12-časovni"
+STR_CURRENT_TIME: "Trenutno vrijeme:"
+STR_NEXT_FIELD: "Sljedeće"
+STR_CLOCK_SYNC: "Sinhronizuj sat"
+STR_CLOCK_SYNC_NOW: "Sinhronizuj sat sada"
+STR_CLOCK_SYNCING: "Sinhronizacija sa NTP-a..."
+STR_CLOCK_SYNC_OK: "Sat sinhronizovan"
+STR_CLOCK_SYNC_FAIL: "Sinhronizacija nije uspjela"
+STR_CLOCK_SYNC_NO_WIFI: "Wi-Fi nije povezan"
+STR_CLOCK_SYNC_NO_WIFI_HINT: "Prvo se poveži na Wi-Fi, pa pokušaj ponovo."
+STR_CLOCK_SYNCED: "Sat sinhronizovan"
+STR_UI_THEME: "Tema korisničkog interfejsa"
+STR_THEME_CLASSIC: "Klasična"
+STR_THEME_LYRA: "Lyra"
+STR_THEME_ROUNDEDRAFF: "RoundedRaff"
+STR_THEME_LYRA_EXTENDED: "Lyra proširena"
+STR_SUNLIGHT_FADING_FIX: "Ispravka blijeđenja na suncu"
+STR_REMAP_FRONT_BUTTONS: "Premapiraj prednja dugmad"
+STR_BOOKMARKS: "Obilježivači"
+STR_BOOKMARK_ADDED: "Obilježivač dodan."
+STR_BOOKMARK_REMOVED: "Obilježivač uklonjen."
+STR_OPDS_BROWSER: "OPDS pregledač"
+STR_SEARCH: "Pretraga"
+STR_COVER_CUSTOM: "Korice + Prilagođeno"
+STR_QUICK_RESUME: "Brzi nastavak"
+STR_MENU_RECENT_BOOKS: "Nedavne knjige"
+STR_REMOVE_FROM_RECENTS: "Ukloniti iz nedavnih knjiga?"
+STR_NO_RECENT_BOOKS: "Nema nedavnih knjiga"
+STR_CALIBRE_DESC: "Koristi Calibre bežični prijenos uređaja"
+STR_FORGET_AND_REMOVE: "Zaboraviti mrežu i ukloniti sačuvanu lozinku?"
+STR_FORGET_BUTTON: "Zaboravi"
+STR_CALIBRE_STARTING: "Pokretanje Calibrea..."
+STR_CALIBRE_SETUP: "Podešavanje"
+STR_CALIBRE_STATUS: "Status"
+STR_CLEAR_BUTTON: "Očisti"
+STR_DEFAULT_VALUE: "Zadano"
+STR_REMAP_PROMPT: "Pritisni prednje dugme za svaku ulogu"
+STR_UNASSIGNED: "Nedodijeljeno"
+STR_ALREADY_ASSIGNED: "Već dodijeljeno"
+STR_REMAP_RESET_HINT: "Bočno dugme Gore: Vrati na zadani raspored"
+STR_REMAP_CANCEL_HINT: "Bočno dugme Dolje: Otkaži premapiranje"
+STR_HW_BACK_LABEL: "Nazad (1. dugme)"
+STR_HW_CONFIRM_LABEL: "Potvrdi (2. dugme)"
+STR_HW_LEFT_LABEL: "Lijevo (3. dugme)"
+STR_HW_RIGHT_LABEL: "Desno (4. dugme)"
+STR_GO_TO_PERCENT: "Idi na %"
+STR_GO_HOME_BUTTON: "Idi na početnu"
+STR_SYNC_PROGRESS: "Sinhronizuj napredak"
+STR_DELETE_CACHE: "Obriši keš knjige"
+STR_DELETE: "Obriši"
+STR_CONFIRM_DELETE_BOOKMARK: "Obrisati ovaj obilježivač?"
+STR_DISPLAY_QR: "Prikaži stranicu kao QR"
+STR_CHAPTER_PREFIX: "Poglavlje: "
+STR_PAGES_SEPARATOR: " stranica  |  "
+STR_BOOK_PREFIX: "Knjiga: "
+STR_CALIBRE_URL_HINT: "Za Calibre, dodaj /opds na svoj URL"
+STR_SYNCING_TIME: "Sinhronizacija vremena..."
+STR_CALC_HASH: "Izračunavanje heša dokumenta..."
+STR_HASH_FAILED: "Izračunavanje heša dokumenta nije uspjelo"
+STR_FETCH_PROGRESS: "Dohvatanje udaljenog napretka..."
+STR_UPLOAD_PROGRESS: "Slanje napretka..."
+STR_NO_CREDENTIALS_MSG: "Nisu podešene vjerodajnice"
+STR_KOREADER_SETUP_HINT: "Podesi KOReader nalog u Postavkama"
+STR_PROGRESS_FOUND: "Napredak pronađen!"
+STR_REMOTE_LABEL: "Udaljeno:"
+STR_LOCAL_LABEL: "Lokalno:"
+STR_PAGE_OVERALL_FORMAT: "Stranica %d, %.2f%% ukupno"
+STR_PAGE_TOTAL_OVERALL_FORMAT: "Stranica %d/%d, %.2f%% ukupno"
+STR_DEVICE_FROM_FORMAT: "  Sa: %s"
+STR_APPLY_REMOTE: "Primijeni udaljeni napredak"
+STR_UPLOAD_LOCAL: "Pošalji lokalni napredak"
+STR_NO_REMOTE_MSG: "Nije pronađen udaljeni napredak"
+STR_UPLOAD_PROMPT: "Poslati trenutnu poziciju?"
+STR_UPLOAD_SUCCESS: "Napredak poslan!"
+STR_SYNC_FAILED_MSG: "Sinhronizacija nije uspjela"
+STR_SAVE_PROGRESS_FAILED: "Napredak nije mogao biti sačuvan"
+STR_SECTION_PREFIX: "Sekcija "
+STR_UPLOAD: "Pošalji"
+STR_BOOK_S_STYLE: "Stil knjige"
+STR_EMBEDDED_STYLE: "Ugrađeni stil"
+STR_FOCUS_READING: "Fokusirano čitanje"
+STR_OPDS_SERVER_URL: "URL OPDS servera"
+STR_PWR_BTN_FOOTNOTE_BACK: "Brzi povratak iz fusnota"
+STR_SET_SLEEP_COVER: "Postavi korice"
+STR_FOOTNOTES: "Fusnote"
+STR_NO_FOOTNOTES: "Nema fusnota na ovoj stranici"
+STR_LINK: "[link]"
+STR_SCREENSHOT_BUTTON: "Snimi ekran"
+STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
+STR_SLEEP_NEVER: "Nikad"
+STR_STEP_HINT_FRONT: "Prednja dugmad:"
+STR_STEP_HINT_SIDE: "Bočna dugmad:"
+STR_ADD_SERVER: "Dodaj server"
+STR_SERVER_NAME: "Naziv servera"
+STR_NO_SERVERS: "Nema podešenih OPDS servera"
+STR_DELETE_SERVER: "Obriši server"
+STR_OPDS_SERVERS: "OPDS serveri"
+STR_AUTO_TURN_ENABLED: "Automatsko okretanje omogućeno: "
+STR_AUTO_TURN_PAGES_PER_MIN: "Automatsko okretanje (stranica po minuti)"
+STR_MANAGE_FONTS: "Upravljaj fontovima"
+STR_FONT_BROWSER: "Pregledač fontova"
+STR_LOADING_FONT_LIST: "Učitavanje liste fontova..."
+STR_NO_FONTS_AVAILABLE: "Nema dostupnih fontova"
+STR_FONT_INSTALLED: "Font instaliran!"
+STR_FONT_INSTALL_FAILED: "Instalacija fonta nije uspjela"
+STR_INSTALLED: "Instalirano"
+STR_DOWNLOAD_ALL: "Preuzmi sve"
+STR_UPDATE_ALL: "Ažuriraj sve"
+STR_UPDATE_AVAILABLE: "Ažuriranje"
+STR_CRASH_TITLE: "Sistemski pad"
+STR_CRASH_DESCRIPTION: "Detaljan izvještaj je sačuvan u crash_report.txt. Molimo priloži ovu datoteku u svoj izvještaj o grešci."
+STR_CRASH_REASON: "Razlog pada:"
+STR_CRASH_NO_REASON: "(Razlog nije zabilježen)"
+STR_TILT_PAGE_TURN: "Okretanje stranice naginjanjem"
+STR_KB_HINT_MOVE_CURSOR: "Pritisni LIJEVO ili DESNO za pomjeranje kursora"
+STR_KB_HINT_RETURN_CURSOR: "Pritisni LIJEVO za povratak na poziciju kursora"
+STR_KB_HINT_HIDE_PASSWORD: "Drži DESNO pa pritisni [***] za skrivanje lozinke"
+STR_KB_HINT_SHOW_PASSWORD: "Drži DESNO pa pritisni [abc] za prikaz lozinke"
+STR_KB_HINT_TOGGLE_HIDE_PASSWORD: "Pritisni [***] za skrivanje lozinke"
+STR_KB_HINT_TOGGLE_SHOW_PASSWORD: "Pritisni [abc] za prikaz lozinke"
+STR_KB_HINT_EDIT_ENTRY: "Drži GORE za uređivanje unosa"
+STR_KB_TIPS: "Savjeti:"
+STR_KB_HINT_RETURN_KEYBOARD: "Pritisni DOLJE za povratak na tastaturu"
+STR_KB_HINT_EXIT_URL_MODE: "Pritisni ABC za izlazak iz URL načina"
+STR_KB_HINT_CLEAR_TEXT: "Drži DEL za brisanje cijelog teksta"
+STR_KB_HINT_SECONDARY_CHAR: "Drži SELECT za sekundarni znak"
+STR_KB_HINT_UPPER_SECONDARY: "Drži SELECT za VELIKA SLOVA ili sekundarni znak"
+STR_KB_HINT_LOWER_SECONDARY: "Drži SELECT za mala slova ili sekundarni znak"
+STR_KB_HINT_URL_SNIPPETS: "Pritisni URL za isječke"
+STR_SD_FIRMWARE_UPDATE: "Ažuriranje firmvera sa SD kartice"
+STR_SELECT_FIRMWARE_FILE: "Odaberi datoteku firmvera (.bin)"
+STR_NO_BIN_FILES: "Nema pronađenih .bin datoteka"
+STR_VALIDATING_FIRMWARE: "Provjera firmvera..."
+STR_INVALID_FIRMWARE: "Nevažeća datoteka firmvera"
+STR_FIRMWARE_TOO_LARGE: "Firmver je prevelik za particiju"
+STR_FIRMWARE_TOO_SMALL: "Datoteka firmvera je premala"
+STR_FIRMWARE_UPDATE_PROMPT: "Ažurirati firmver?"
+STR_FIRMWARE_FILE_OPEN_FAILED: "Datoteka se ne može otvoriti"
+STR_FIRMWARE_WRITE_FAILED: "Upisivanje firmvera nije uspjelo"
+STR_FIRMWARE_UPDATE_DO_NOT_POWER_OFF: "Ne isključuj napajanje!"
+STR_RECOVERY_MODE: "Način oporavka"
+STR_RECOVERY_MODE_HINT: "Stavi firmware.bin u korijenski direktorij SD kartice i odaberi ga"

lib/I18n/translations/catalan.yaml

@@ -347,6 +347,11 @@ STR_SERVER_NAME: "Nom del servidor"
 STR_NO_SERVERS: "No hi ha servidors OPDS configurats"
 STR_DELETE_SERVER: "Suprimeix el servidor"
 STR_OPDS_SERVERS: "Servidors OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Carpeta de baixades"
+STR_OPDS_FILENAME_FORMAT: "Format del nom de fitxer"
+STR_FMT_AUTHOR_TITLE: "Autor - Títol"
+STR_FMT_TITLE_AUTHOR: "Títol - Autor"
+STR_FMT_TITLE: "Títol"
 STR_MANAGE_FONTS: "Gestiona les fonts"
 STR_FONT_BROWSER: "Navegador de fonts"
 STR_LOADING_FONT_LIST: "S'està carregant la llista de fonts..."

lib/I18n/translations/czech.yaml

@@ -270,6 +270,11 @@ STR_BOOK_S_STYLE: "Styl knihy"
 STR_EMBEDDED_STYLE: "Vložený styl"
 STR_FOCUS_READING: "Soustředěné čtení"
 STR_OPDS_SERVER_URL: "URL serveru OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Složka pro stahování"
+STR_OPDS_FILENAME_FORMAT: "Formát názvu souboru"
+STR_FMT_AUTHOR_TITLE: "Autor - Název"
+STR_FMT_TITLE_AUTHOR: "Název - Autor"
+STR_FMT_TITLE: "Název"
 STR_SCREENSHOT_BUTTON: "Udělat snímek obrazovky"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nikdy"

lib/I18n/translations/danish.yaml

@@ -300,6 +300,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Aldrig"
 STR_STEP_HINT_FRONT: "Frontknapper:"
 STR_STEP_HINT_SIDE: "Sideknapper:"
+STR_OPDS_DOWNLOAD_FOLDER: "Downloadmappe"
+STR_OPDS_FILENAME_FORMAT: "Filnavnsformat"
+STR_FMT_AUTHOR_TITLE: "Forfatter - Titel"
+STR_FMT_TITLE_AUTHOR: "Titel - Forfatter"
+STR_FMT_TITLE: "Titel"
 STR_SCREENSHOT_BUTTON: "Tag skærmbillede"
 STR_AUTO_TURN_ENABLED: "Automatisk sidevendning aktiveret: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Automatisk vending (sider per minut)"

lib/I18n/translations/dutch.yaml

@@ -300,6 +300,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nooit"
 STR_STEP_HINT_FRONT: "Voorknoppen:"
 STR_STEP_HINT_SIDE: "Zijknoppen:"
+STR_OPDS_DOWNLOAD_FOLDER: "Downloadmap"
+STR_OPDS_FILENAME_FORMAT: "Bestandsnaamformaat"
+STR_FMT_AUTHOR_TITLE: "Auteur - Titel"
+STR_FMT_TITLE_AUTHOR: "Titel - Auteur"
+STR_FMT_TITLE: "Titel"
 STR_SCREENSHOT_BUTTON: "Screenshot maken"
 STR_AUTO_TURN_ENABLED: "Automatisch omslaan ingeschakeld: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Autom. omslaan (pagina's per minuut)"

lib/I18n/translations/english.yaml

@@ -295,25 +295,6 @@ STR_HW_BACK_LABEL: "Back (1st button)"
 STR_HW_CONFIRM_LABEL: "Confirm (2nd button)"
 STR_HW_LEFT_LABEL: "Left (3rd button)"
 STR_HW_RIGHT_LABEL: "Right (4th button)"
-STR_BLUETOOTH: "Bluetooth"
-STR_TOGGLE_BLUETOOTH: "Toggle Bluetooth"
-STR_BT_SCAN_PAIR: "Scan & Pair"
-STR_BT_NO_DEVICES: "No devices found"
-STR_BT_FREE_HINT1: "Set Free2/3 to Reader Mode and"
-STR_BT_FREE_HINT2: "Volume Function to pair"
-STR_BT_DISCONNECT: "Disconnect"
-STR_BT_CONNECTED_TO: "Connected: %s"
-STR_BT_NOT_CONNECTED: "Not connected"
-STR_BT_PAIRED_DEVICES: "Paired Devices"
-STR_BT_NO_PAIRED: "No paired devices"
-STR_BT_MAP_BUTTONS: "Map Remote Buttons"
-STR_BT_PRESS_REMOTE: "Press a button on your remote"
-STR_BT_CONNECTING_POPUP: "BT Connecting..."
-STR_BT_PAUSED_LOW_MEM_POPUP: "BT paused (low memory)"
-STR_STATE_PAUSED: "PAUSED"
-STR_BT_PAGE_FORWARD: "Page Forward"
-STR_BT_PAGE_BACK: "Page Back"
-STR_BT_FORGET_PROMPT: "Hold Confirm to forget"
 STR_GO_TO_PERCENT: "Go to %"
 STR_GO_HOME_BUTTON: "Go Home"
 STR_SYNC_PROGRESS: "Sync Progress"
@@ -366,6 +347,12 @@ STR_SERVER_NAME: "Server Name"
 STR_NO_SERVERS: "No OPDS servers configured"
 STR_DELETE_SERVER: "Delete Server"
 STR_OPDS_SERVERS: "OPDS Servers"
+STR_OPDS_DOWNLOAD_FOLDER: "Download folder"
+STR_OPDS_FILENAME_FORMAT: "Filename format"
+STR_FMT_AUTHOR_TITLE: "Author - Title"
+STR_FMT_TITLE_AUTHOR: "Title - Author"
+STR_FMT_TITLE: "Title"
+STR_OPDS_SD_ROOT: "SD root"
 STR_AUTO_TURN_ENABLED: "Auto Turn Enabled: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Auto Turn (Pages Per Minute)"
 STR_MANAGE_FONTS: "Manage Fonts"

lib/I18n/translations/finnish.yaml

@@ -268,6 +268,11 @@ STR_BOOK_S_STYLE: "Kirjan tyyli"
 STR_EMBEDDED_STYLE: "Upotettu tyyli"
 STR_FOCUS_READING: "Keskittynyt lukeminen"
 STR_OPDS_SERVER_URL: "OPDS-palvelimen osoite"
+STR_OPDS_DOWNLOAD_FOLDER: "Latauskansio"
+STR_OPDS_FILENAME_FORMAT: "Tiedostonimen muoto"
+STR_FMT_AUTHOR_TITLE: "Tekijä - Nimi"
+STR_FMT_TITLE_AUTHOR: "Nimi - Tekijä"
+STR_FMT_TITLE: "Nimi"
 STR_SCREENSHOT_BUTTON: "Ota kuvakaappaus"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Ei koskaan"

lib/I18n/translations/french.yaml

@@ -301,6 +301,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Jamais"
 STR_STEP_HINT_FRONT: "Boutons avant :"
 STR_STEP_HINT_SIDE: "Boutons latéraux :"
+STR_OPDS_DOWNLOAD_FOLDER: "Dossier de téléchargement"
+STR_OPDS_FILENAME_FORMAT: "Format du nom de fichier"
+STR_FMT_AUTHOR_TITLE: "Auteur - Titre"
+STR_FMT_TITLE_AUTHOR: "Titre - Auteur"
+STR_FMT_TITLE: "Titre"
 STR_SCREENSHOT_BUTTON: "Capture d'écran"
 STR_AUTO_TURN_ENABLED: "Tourne-page auto : "
 STR_AUTO_TURN_PAGES_PER_MIN: "Tourne-page auto (pages par minute)"

lib/I18n/translations/german.yaml

@@ -329,6 +329,11 @@ STR_SERVER_NAME: "Servername"
 STR_NO_SERVERS: "Keine OPDS-Server konfiguriert"
 STR_DELETE_SERVER: "Server entfernen"
 STR_OPDS_SERVERS: "OPDS-Server"
+STR_OPDS_DOWNLOAD_FOLDER: "Download-Ordner"
+STR_OPDS_FILENAME_FORMAT: "Dateinamenformat"
+STR_FMT_AUTHOR_TITLE: "Autor - Titel"
+STR_FMT_TITLE_AUTHOR: "Titel - Autor"
+STR_FMT_TITLE: "Titel"
 STR_AUTO_TURN_ENABLED: "Auto-Umblättern aktiv: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Auto-Umblättern (Seiten/Min.)"
 STR_IMAGES: "Bilder"

lib/I18n/translations/hebrew.yaml

@@ -306,6 +306,11 @@ STR_NO_SERVERS: "לא הוגדרו שרתי OPDS"
 STR_DELETE_SERVER: "מחק שרת"
 STR_DELETE_CONFIRM: "למחוק שרת זה?"
 STR_OPDS_SERVERS: "שרתי OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "תיקיית הורדות"
+STR_OPDS_FILENAME_FORMAT: "תבנית שם קובץ"
+STR_FMT_AUTHOR_TITLE: "מחבר - כותרת"
+STR_FMT_TITLE_AUTHOR: "כותרת - מחבר"
+STR_FMT_TITLE: "כותרת"
 STR_AUTO_TURN_ENABLED: "דפדוף אוטומטי פועל: "
 STR_AUTO_TURN_PAGES_PER_MIN: "דפדוף אוטומטי (דפים בדקה)"
 STR_MANAGE_FONTS: "ניהול גופנים"

lib/I18n/translations/hungarian.yaml

@@ -299,6 +299,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u perc"
 STR_SLEEP_NEVER: "Soha"
 STR_STEP_HINT_FRONT: "Elülső gombok:"
 STR_STEP_HINT_SIDE: "Oldalsó gombok:"
+STR_OPDS_DOWNLOAD_FOLDER: "Letöltési mappa"
+STR_OPDS_FILENAME_FORMAT: "Fájlnév formátuma"
+STR_FMT_AUTHOR_TITLE: "Szerző - Cím"
+STR_FMT_TITLE_AUTHOR: "Cím - Szerző"
+STR_FMT_TITLE: "Cím"
 STR_SCREENSHOT_BUTTON: "Képernyőkép készítése"
 STR_AUTO_TURN_ENABLED: "Automatikus lapozás bekapcsolva: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Automatikus lapozás (oldal/perc)"

lib/I18n/translations/italian.yaml

@@ -315,6 +315,11 @@ STR_SERVER_NAME: "Nome server"
 STR_NO_SERVERS: "Nessun server OPDS configurato"
 STR_DELETE_SERVER: "Elimina server"
 STR_OPDS_SERVERS: "Server OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Cartella download"
+STR_OPDS_FILENAME_FORMAT: "Formato nome file"
+STR_FMT_AUTHOR_TITLE: "Autore - Titolo"
+STR_FMT_TITLE_AUTHOR: "Titolo - Autore"
+STR_FMT_TITLE: "Titolo"
 STR_AUTO_TURN_ENABLED: "Volta pagina automatico: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Volta pagina automatico (pag/min)"
 STR_MANAGE_FONTS: "Gestisci font"

lib/I18n/translations/kazakh.yaml

@@ -296,6 +296,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u мин"
 STR_SLEEP_NEVER: "Ешқашан"
 STR_STEP_HINT_FRONT: "Алдыңғы түймелер:"
 STR_STEP_HINT_SIDE: "Бүйір түймелері:"
+STR_OPDS_DOWNLOAD_FOLDER: "Жүктеп алу қалтасы"
+STR_OPDS_FILENAME_FORMAT: "Файл атауының пішімі"
+STR_FMT_AUTHOR_TITLE: "Автор - Атауы"
+STR_FMT_TITLE_AUTHOR: "Атауы - Автор"
+STR_FMT_TITLE: "Атауы"
 STR_SCREENSHOT_BUTTON: "Скриншот түсіру"
 STR_AUTO_TURN_ENABLED: "Автоматты бет аудару қосулы: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Автоматты бет аудару (минутына бет саны)"

lib/I18n/translations/lithuanian.yaml

@@ -297,6 +297,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u min."
 STR_SLEEP_NEVER: "Niekada"
 STR_STEP_HINT_FRONT: "Priekiniai mygtukai:"
 STR_STEP_HINT_SIDE: "Šoniniai mygtukai:"
+STR_OPDS_DOWNLOAD_FOLDER: "Atsisiuntimų aplankas"
+STR_OPDS_FILENAME_FORMAT: "Failo pavadinimo formatas"
+STR_FMT_AUTHOR_TITLE: "Autorius - Pavadinimas"
+STR_FMT_TITLE_AUTHOR: "Pavadinimas - Autorius"
+STR_FMT_TITLE: "Pavadinimas"
 STR_SCREENSHOT_BUTTON: "Ekrano nuotrauka"
 STR_AUTO_TURN_ENABLED: "Auto-vertimas: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Auto-vertimas (psl/min)"

lib/I18n/translations/norwegian.yaml

@@ -0,0 +1,385 @@
+_language_name: "Norsk bokmål"
+_language_code: "NB"
+_order: "26"
+
+STR_CROSSPOINT: "CrossPoint"
+STR_BOOTING: "STARTER"
+STR_SLEEPING: "HVILER"
+STR_ENTERING_SLEEP: "Går i hvilemodus"
+STR_BROWSE_FILES: "Bla i filer"
+STR_FILE_TRANSFER: "Filoverføring"
+STR_SETTINGS_TITLE: "Innstillinger"
+STR_CONTINUE_READING: "Fortsett å lese"
+STR_NO_OPEN_BOOK: "Ingen åpen bok"
+STR_START_READING: "Start å lese nedenfor"
+STR_NO_FILES_FOUND: "Ingen filer funnet"
+STR_SELECT_CHAPTER: "Velg kapittel"
+STR_NO_CHAPTERS: "Ingen kapitler"
+STR_END_OF_BOOK: "Slutten av boken"
+STR_EMPTY_CHAPTER: "Tomt kapittel"
+STR_INDEXING: "Indekserer"
+STR_MEMORY_ERROR: "Minnefeil"
+STR_PAGE_LOAD_ERROR: "Feil ved sidelasting"
+STR_EMPTY_FILE: "Tom fil"
+STR_OUT_OF_BOUNDS: "Utenfor område"
+STR_LOADING: "Laster..."
+STR_LOADING_POPUP: "Laster"
+STR_WIFI_NETWORKS: "WiFi-nettverk"
+STR_NO_NETWORKS: "Ingen nettverk funnet"
+STR_NETWORKS_FOUND: "%zu nettverk funnet"
+STR_SCANNING: "Skanner..."
+STR_CONNECTING: "Kobler til..."
+STR_CONNECTED: "Tilkoblet!"
+STR_CONNECTION_FAILED: "Tilkobling mislyktes"
+STR_FORGET_NETWORK: "Glem nettverk?"
+STR_SAVE_PASSWORD: "Lagre passord til neste gang?"
+STR_PRESS_OK_SCAN: "Trykk OK for å skanne på nytt"
+STR_JOIN_NETWORK: "Koble til et nettverk"
+STR_CREATE_HOTSPOT: "Opprett hotspot"
+STR_JOIN_DESC: "Koble til et eksisterende WiFi-nettverk"
+STR_HOTSPOT_DESC: "Opprett et WiFi-nettverk andre kan koble seg til"
+STR_STARTING_HOTSPOT: "Starter hotspot..."
+STR_HOTSPOT_MODE: "Hotspot-modus"
+STR_CONNECT_WIFI_HINT: "Koble enheten din til dette WiFi-nettverket"
+STR_OPEN_URL_HINT: "Åpne denne URL-en i nettleseren din"
+STR_OR_HTTP_PREFIX: "eller http://"
+STR_SCAN_QR_HINT: "eller skann QR-kode med telefonen din:"
+STR_CALIBRE_WIRELESS: "Calibre Wireless"
+STR_NETWORK_LEGEND: "* = Kryptert | + = Lagret"
+STR_MAC_ADDRESS: "MAC-adresse:"
+STR_CHECKING_WIFI: "Sjekker WiFi..."
+STR_ENTER_WIFI_PASSWORD: "Skriv inn WiFi-passord"
+STR_TO_PREFIX: "til "
+STR_CALIBRE_RECEIVING: "Mottar: "
+STR_CALIBRE_RECEIVED: "Mottatt: "
+STR_CALIBRE_INSTRUCTION_1: "1) Installer CrossPoint Reader-plugin"
+STR_CALIBRE_INSTRUCTION_2: "2) Vær på samme WiFi-nettverk"
+STR_CALIBRE_INSTRUCTION_3: "3) I Calibre: \"Send til enhet\""
+STR_CALIBRE_INSTRUCTION_4: "\"Hold denne skjermen åpen mens du sender\""
+STR_CAT_DISPLAY: "Skjerm"
+STR_CAT_READER: "Leser"
+STR_CAT_CONTROLS: "Betjening"
+STR_CAT_SYSTEM: "System"
+STR_SLEEP_SCREEN: "Hvileskjerm"
+STR_QUICK_RESUME_TIMEOUT: "Hurtig gjenopptak ved tidsavbrudd"
+STR_SLEEP_COVER_MODE: "Omslagsmodus for hvileskjerm"
+STR_HIDE_BATTERY: "Skjul batteri %"
+STR_EXTRA_SPACING: "Ekstra avsnittsavstand"
+STR_TEXT_AA: "Tekstutjevning"
+STR_IMAGES: "Bilder"
+STR_IMAGES_DISPLAY: "Vis"
+STR_IMAGES_PLACEHOLDER: "Plassholder"
+STR_IMAGES_SUPPRESS: "Skjul"
+STR_SHORT_PWR_BTN: "Kort trykk på av/på-knapp"
+STR_ORIENTATION: "Leseretning"
+STR_SIDE_BTN_LAYOUT: "Sideknapp-oppsett (leser)"
+STR_FRONT_BTN_FOLLOW_ORIENTATION: "Orienter frontknapper"
+STR_LONG_PRESS_BEHAVIOR: "Atferd ved langt trykk"
+STR_LONG_PRESS_BEHAVIOR_OFF: "AV"
+STR_LONG_PRESS_BEHAVIOR_SKIP: "Kapittelhopp"
+STR_LONG_PRESS_BEHAVIOR_ORIENTATION: "Endre orientering"
+STR_LONG_PRESS_MENU: "Langt trykk på Meny"
+STR_FONT_PREVIEW_TEXT: "Høvdingens kjære squaw får litt pizza i Mexico by"
+STR_FONT_FAMILY: "Skrifttype i leser"
+STR_FONT_SIZE: "Skriftstørrelse i leser"
+STR_LINE_SPACING: "Linjeavstand i leser"
+STR_SCREEN_MARGIN: "Skjermmarg i leser"
+STR_PARA_ALIGNMENT: "Avsnittsjustering i leser"
+STR_HYPHENATION: "Orddeling"
+STR_TIME_TO_SLEEP: "Tid før hvile"
+STR_SHOW_HIDDEN_FILES: "Vis skjulte filer"
+STR_REMOVE_READ_FROM_RECENTS: "Fjern leste bøker fra Nylig-listen"
+STR_MOVE_FINISHED_TO_READ: "Flytt fullførte bøker til Read-mappen"
+STR_REFRESH_FREQ: "Oppdateringsfrekvens"
+STR_KOREADER_SYNC: "KOReader Sync"
+STR_CHECK_UPDATES: "Se etter oppdateringer"
+STR_LANGUAGE: "Språk"
+STR_CLEAR_READING_CACHE: "Tøm lesebuffer"
+STR_USERNAME: "Brukernavn"
+STR_PASSWORD: "Passord"
+STR_SYNC_SERVER_URL: "URL til synk-server"
+STR_DOCUMENT_MATCHING: "Dokumentgjenkjenning"
+STR_AUTHENTICATE: "Godkjenn"
+STR_KOREADER_USERNAME: "KOReader-brukernavn"
+STR_KOREADER_PASSWORD: "KOReader-passord"
+STR_FILENAME: "Filnavn"
+STR_BINARY: "Binær"
+STR_SET_CREDENTIALS_FIRST: "Angi påloggingsinfo først"
+STR_WIFI_CONN_FAILED: "WiFi-tilkobling mislyktes"
+STR_AUTHENTICATING: "Godkjenner..."
+STR_AUTH_SUCCESS: "Godkjenning vellykket!"
+STR_KOREADER_AUTH: "KOReader-godkjenning"
+STR_SYNC_READY: "KOReader-synk er klar til bruk"
+STR_AUTH_FAILED: "Godkjenning mislyktes"
+STR_DONE: "Ferdig"
+STR_CLEAR_CACHE_WARNING_1: "Dette tømmer alle bufrede bokdata."
+STR_CLEAR_CACHE_WARNING_2: "All lesefremdrift går tapt!"
+STR_CLEAR_CACHE_WARNING_3: "Bøker må indekseres på nytt"
+STR_CLEAR_CACHE_WARNING_4: "når de åpnes igjen."
+STR_CLEARING_CACHE: "Tømmer buffer..."
+STR_CACHE_CLEARED: "Buffer tømt"
+STR_ITEMS_REMOVED: "elementer fjernet"
+STR_FAILED_LOWER: "mislyktes"
+STR_CLEAR_CACHE_FAILED: "Kunne ikke tømme buffer"
+STR_CHECK_SERIAL_OUTPUT: "Sjekk seriell utdata for detaljer"
+STR_DARK: "Mørk"
+STR_LIGHT: "Lys"
+STR_CUSTOM: "Egendefinert"
+STR_COVER: "Omslag"
+STR_NONE_OPT: "Ingen"
+STR_FIT: "Tilpass"
+STR_CROP: "Beskjær"
+STR_NEVER: "Aldri"
+STR_IN_READER: "I leseren"
+STR_ALWAYS: "Alltid"
+STR_IGNORE: "Ignorer"
+STR_SLEEP: "Hvile"
+STR_PAGE_TURN: "Bla om"
+STR_FORCE_REFRESH: "Oppdater skjerm"
+STR_PORTRAIT: "Stående"
+STR_LANDSCAPE_CW: "Liggende med klokken"
+STR_INVERTED: "Opp ned"
+STR_ORIENTATION_INVERTED: "Portrett 180°"
+STR_LANDSCAPE_CCW: "Liggende mot klokken"
+STR_PREV_NEXT: "Forrige/Neste"
+STR_NEXT_PREV: "Neste/Forrige"
+STR_KOSYNC: "KOSync"
+STR_BOOKMARK_OPTION: "Bokmerke"
+STR_DISABLED: "Deaktivert"
+STR_NOTO_SERIF: "Noto Serif"
+STR_NOTO_SANS: "Noto Sans"
+STR_SMALL: "Liten"
+STR_MEDIUM: "Middels"
+STR_LARGE: "Stor"
+STR_X_LARGE: "Ekstra stor"
+STR_TIGHT: "Tett"
+STR_NORMAL: "Normal"
+STR_WIDE: "Bred"
+STR_JUSTIFY: "Blokkjustert"
+STR_ALIGN_LEFT: "Venstre"
+STR_CENTER: "Midtstilt"
+STR_ALIGN_RIGHT: "Høyre"
+STR_PAGES_1: "1 side"
+STR_PAGES_5: "5 sider"
+STR_PAGES_10: "10 sider"
+STR_PAGES_15: "15 sider"
+STR_PAGES_30: "30 sider"
+STR_UPDATE: "Oppdater"
+STR_CHECKING_UPDATE: "Ser etter oppdatering..."
+STR_NEW_UPDATE: "Ny oppdatering tilgjengelig!"
+STR_CURRENT_VERSION: "Nåværende versjon: "
+STR_NEW_VERSION: "Ny versjon: "
+STR_UPDATING: "Oppdaterer..."
+STR_NO_UPDATE: "Ingen oppdatering tilgjengelig"
+STR_UPDATE_FAILED: "Oppdatering mislyktes"
+STR_UPDATE_COMPLETE: "Oppdatering fullført"
+STR_POWER_ON_HINT: "Trykk og hold av/på-knappen for å slå på igjen"
+STR_RESTARTING_HINT: "Starter på nytt... Hvis enheten ikke starter, hold av/på-knappen i noen sekunder."
+STR_NO_ENTRIES: "Ingen oppføringer funnet"
+STR_DOWNLOADING: "Laster ned..."
+STR_DOWNLOAD_FAILED: "Nedlasting mislyktes"
+STR_ERROR_MSG: "Feil:"
+STR_UNNAMED: "Uten navn"
+STR_HOLD_OPEN_TO_DELETE: "Hold Åpne for å slette"
+STR_NO_SERVER_URL: "Ingen server-URL konfigurert"
+STR_FETCH_FEED_FAILED: "Kunne ikke hente feed"
+STR_PARSE_FEED_FAILED: "Kunne ikke tolke feed"
+STR_NEXT_PAGE: "Neste side »"
+STR_PREV_PAGE: "« Forrige side"
+STR_NETWORK_PREFIX: "Nettverk: "
+STR_IP_ADDRESS_PREFIX: "IP-adresse: "
+STR_ERROR_GENERAL_FAILURE: "Feil: Generell feil"
+STR_ERROR_NETWORK_NOT_FOUND: "Feil: Nettverk ikke funnet"
+STR_ERROR_CONNECTION_TIMEOUT: "Feil: Tidsavbrudd for tilkobling"
+STR_SD_CARD: "SD-kort"
+STR_BACK: "« Tilbake"
+STR_EXIT: "« Avslutt"
+STR_HOME: "« Hjem"
+STR_SELECT: "Velg"
+STR_SELECTED: "Valgt"
+STR_TOGGLE: "Veksle"
+STR_TOGGLE_BOOKMARK: "Veksle bokmerke"
+STR_CONFIRM: "Bekreft"
+STR_CANCEL: "Avbryt"
+STR_CONNECT: "Koble til"
+STR_OPEN: "Åpne"
+STR_DOWNLOAD: "Last ned"
+STR_RETRY: "Prøv igjen"
+STR_YES: "Ja"
+STR_NO: "Nei"
+STR_SHOW: "Vis"
+STR_HIDE: "Skjul"
+STR_STATE_ON: "PÅ"
+STR_STATE_OFF: "AV"
+STR_NOT_SET: "Ikke angitt"
+STR_DIR_LEFT: "Venstre"
+STR_DIR_RIGHT: "Høyre"
+STR_DIR_UP: "Opp"
+STR_DIR_DOWN: "Ned"
+STR_OK_BUTTON: "OK"
+STR_SLEEP_COVER_FILTER: "Omslagsfilter for hvileskjerm"
+STR_FILTER_CONTRAST: "Kontrast"
+STR_CUSTOMISE_STATUS_BAR: "Tilpass statuslinje"
+STR_CHAPTER_PAGE_COUNT: "Sideantall i kapittel"
+STR_BOOK_PROGRESS_PERCENTAGE: "Bokfremdrift i prosent"
+STR_PROGRESS_BAR: "Fremdriftslinje"
+STR_PROGRESS_BAR_THICKNESS: "Tykkelse på fremdriftslinje"
+STR_PROGRESS_BAR_THIN: "Tynn"
+STR_PROGRESS_BAR_MEDIUM: "Middels"
+STR_PROGRESS_BAR_THICK: "Tykk"
+STR_BOOK: "Bok"
+STR_CHAPTER: "Kapittel"
+STR_EXAMPLE_CHAPTER: "Kapittel 21"
+STR_EXAMPLE_BOOK: "Boktittel"
+STR_PREVIEW: "Forhåndsvisning"
+STR_TITLE: "Tittel"
+STR_BATTERY: "Batteri"
+STR_XTC_STATUS_BAR: "XTC-statuslinje"
+STR_BOTTOM: "Nederst"
+STR_TOP: "Øverst"
+STR_CLOCK: "Klokke"
+STR_CLOCK_UTC_OFFSET: "UTC-forskyvning for klokke"
+STR_CLOCK_FORMAT: "Klokkeformat"
+STR_CLOCK_FORMAT_24H: "24-timers"
+STR_CLOCK_FORMAT_12H: "12-timers"
+STR_CURRENT_TIME: "Nåværende tid:"
+STR_NEXT_FIELD: "Neste"
+STR_CLOCK_SYNC: "Synkroniser klokke"
+STR_CLOCK_SYNC_NOW: "Synkroniser klokke nå"
+STR_CLOCK_SYNCING: "Synkroniserer fra NTP..."
+STR_CLOCK_SYNC_OK: "Klokke synkronisert"
+STR_CLOCK_SYNC_FAIL: "Synkronisering mislyktes"
+STR_CLOCK_SYNC_NO_WIFI: "WiFi ikke tilkoblet"
+STR_CLOCK_SYNC_NO_WIFI_HINT: "Koble til WiFi først, og prøv igjen."
+STR_CLOCK_SYNCED: "Klokke synkronisert"
+STR_UI_THEME: "Grensesnittstema"
+STR_THEME_CLASSIC: "Klassisk"
+STR_THEME_LYRA: "Lyra"
+STR_THEME_ROUNDEDRAFF: "RoundedRaff"
+STR_THEME_LYRA_EXTENDED: "Lyra Extended"
+STR_SUNLIGHT_FADING_FIX: "Retting for soluttoning"
+STR_REMAP_FRONT_BUTTONS: "Tilordne frontknapper på nytt"
+STR_BOOKMARKS: "Bokmerker"
+STR_BOOKMARK_ADDED: "Bokmerke lagt til."
+STR_BOOKMARK_REMOVED: "Bokmerke fjernet."
+STR_OPDS_BROWSER: "OPDS-leser"
+STR_SEARCH: "Søk"
+STR_COVER_CUSTOM: "Omslag + Egendefinert"
+STR_QUICK_RESUME: "Hurtig gjenopptak"
+STR_MENU_RECENT_BOOKS: "Nylige bøker"
+STR_REMOVE_FROM_RECENTS: "Fjern fra Nylige bøker?"
+STR_NO_RECENT_BOOKS: "Ingen nylige bøker"
+STR_CALIBRE_DESC: "Bruk trådløs enhetsoverføring med Calibre"
+STR_FORGET_AND_REMOVE: "Glem nettverk og fjern lagret passord?"
+STR_FORGET_BUTTON: "Glem"
+STR_CALIBRE_STARTING: "Starter Calibre..."
+STR_CALIBRE_SETUP: "Oppsett"
+STR_CALIBRE_STATUS: "Status"
+STR_CLEAR_BUTTON: "Tøm"
+STR_DEFAULT_VALUE: "Standard"
+STR_REMAP_PROMPT: "Trykk en frontknapp for hver rolle"
+STR_UNASSIGNED: "Ikke tilordnet"
+STR_ALREADY_ASSIGNED: "Allerede tilordnet"
+STR_REMAP_RESET_HINT: "Sideknapp opp: Nullstill til standardoppsett"
+STR_REMAP_CANCEL_HINT: "Sideknapp ned: Avbryt omtilordning"
+STR_HW_BACK_LABEL: "Tilbake (1. knapp)"
+STR_HW_CONFIRM_LABEL: "Bekreft (2. knapp)"
+STR_HW_LEFT_LABEL: "Venstre (3. knapp)"
+STR_HW_RIGHT_LABEL: "Høyre (4. knapp)"
+STR_GO_TO_PERCENT: "Gå til %"
+STR_GO_HOME_BUTTON: "Hjem"
+STR_SYNC_PROGRESS: "Synkroniser fremdrift"
+STR_DELETE_CACHE: "Slett bokbuffer"
+STR_DELETE: "Slett"
+STR_CONFIRM_DELETE_BOOKMARK: "Slette dette bokmerket?"
+STR_DISPLAY_QR: "Vis side som QR"
+STR_CHAPTER_PREFIX: "Kapittel: "
+STR_PAGES_SEPARATOR: " sider  |  "
+STR_BOOK_PREFIX: "Bok: "
+STR_CALIBRE_URL_HINT: "For Calibre, legg til /opds i URL-en din"
+STR_PERCENT_STEP_HINT: "Venstre/Høyre: 1%  Opp/Ned: 10%"
+STR_SYNCING_TIME: "Synkroniserer tid..."
+STR_CALC_HASH: "Beregner dokument-hash..."
+STR_HASH_FAILED: "Kunne ikke beregne dokument-hash"
+STR_FETCH_PROGRESS: "Henter ekstern fremdrift..."
+STR_UPLOAD_PROGRESS: "Laster opp fremdrift..."
+STR_NO_CREDENTIALS_MSG: "Ingen påloggingsinfo angitt"
+STR_KOREADER_SETUP_HINT: "Sett opp KOReader-konto i Innstillinger"
+STR_PROGRESS_FOUND: "Fremdrift funnet!"
+STR_REMOTE_LABEL: "Ekstern:"
+STR_LOCAL_LABEL: "Lokal:"
+STR_PAGE_OVERALL_FORMAT: "Side %d, %.2f%% totalt"
+STR_PAGE_TOTAL_OVERALL_FORMAT: "Side %d/%d, %.2f%% totalt"
+STR_DEVICE_FROM_FORMAT: "  Fra: %s"
+STR_APPLY_REMOTE: "Bruk ekstern fremdrift"
+STR_UPLOAD_LOCAL: "Last opp lokal fremdrift"
+STR_NO_REMOTE_MSG: "Ingen ekstern fremdrift funnet"
+STR_UPLOAD_PROMPT: "Last opp nåværende posisjon?"
+STR_UPLOAD_SUCCESS: "Fremdrift lastet opp!"
+STR_SYNC_FAILED_MSG: "Synkronisering mislyktes"
+STR_SAVE_PROGRESS_FAILED: "Kunne ikke lagre fremdrift"
+STR_SECTION_PREFIX: "Del "
+STR_UPLOAD: "Last opp"
+STR_BOOK_S_STYLE: "Bokens stil"
+STR_EMBEDDED_STYLE: "Innebygd stil"
+STR_FOCUS_READING: "Fokuslesing"
+STR_OPDS_SERVER_URL: "OPDS-server-URL"
+STR_PWR_BTN_FOOTNOTE_BACK: "Hurtig retur fra fotnoter"
+STR_SET_SLEEP_COVER: "Velg omslag"
+STR_FOOTNOTES: "Fotnoter"
+STR_NO_FOOTNOTES: "Ingen fotnoter på denne siden"
+STR_LINK: "[lenke]"
+STR_SCREENSHOT_BUTTON: "Ta skjermbilde"
+STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
+STR_SLEEP_NEVER: "Aldri"
+STR_SLEEP_TIMER_STEP_HINT: "Venstre/Høyre: 1 min  Opp/Ned: 5 min"
+STR_ADD_SERVER: "Legg til server"
+STR_SERVER_NAME: "Servernavn"
+STR_NO_SERVERS: "Ingen OPDS-servere konfigurert"
+STR_DELETE_SERVER: "Slett server"
+STR_OPDS_SERVERS: "OPDS-servere"
+STR_AUTO_TURN_ENABLED: "Automatisk bla aktivert: "
+STR_AUTO_TURN_PAGES_PER_MIN: "Automatisk bla (sider per minutt)"
+STR_MANAGE_FONTS: "Administrer skrifttyper"
+STR_FONT_BROWSER: "Bla i skrifttyper"
+STR_LOADING_FONT_LIST: "Laster skrifttypeliste..."
+STR_NO_FONTS_AVAILABLE: "Ingen skrifttyper tilgjengelig"
+STR_FONT_INSTALLED: "Skrifttype installert!"
+STR_FONT_INSTALL_FAILED: "Installasjon av skrifttype mislyktes"
+STR_INSTALLED: "Installert"
+STR_DOWNLOAD_ALL: "Last ned alle"
+STR_UPDATE_ALL: "Oppdater alle"
+STR_UPDATE_AVAILABLE: "Oppdater"
+STR_CRASH_TITLE: "Systemkrasj"
+STR_CRASH_DESCRIPTION: "En detaljert rapport ble lagret i crash_report.txt. Legg ved denne filen i feilrapporten din."
+STR_CRASH_REASON: "Krasjårsak:"
+STR_CRASH_NO_REASON: "(Ingen årsak ble registrert)"
+STR_TILT_PAGE_TURN: "Vipp for å bla"
+STR_KB_HINT_MOVE_CURSOR: "Trykk VENSTRE eller HØYRE for å flytte markøren"
+STR_KB_HINT_RETURN_CURSOR: "Trykk VENSTRE for å gå tilbake til markørposisjonen"
+STR_KB_HINT_HIDE_PASSWORD: "Hold HØYRE og trykk [***] for å skjule passord"
+STR_KB_HINT_SHOW_PASSWORD: "Hold HØYRE og trykk [abc] for å vise passord"
+STR_KB_HINT_TOGGLE_HIDE_PASSWORD: "Trykk [***] for å skjule passord"
+STR_KB_HINT_TOGGLE_SHOW_PASSWORD: "Trykk [abc] for å vise passord"
+STR_KB_HINT_EDIT_ENTRY: "Hold OPP for å redigere oppføring"
+STR_KB_TIPS: "Tips:"
+STR_KB_HINT_RETURN_KEYBOARD: "Trykk NED for å gå tilbake til tastaturet"
+STR_KB_HINT_EXIT_URL_MODE: "Trykk ABC for å avslutte URL-modus"
+STR_KB_HINT_CLEAR_TEXT: "Hold DEL for å slette all tekst"
+STR_KB_HINT_SECONDARY_CHAR: "Hold VELG for sekundærtegn"
+STR_KB_HINT_UPPER_SECONDARY: "Hold VELG for STORE BOKSTAVER eller sekundærtegn"
+STR_KB_HINT_LOWER_SECONDARY: "Hold VELG for små bokstaver eller sekundærtegn"
+STR_KB_HINT_URL_SNIPPETS: "Trykk URL for tekstbiter"
+STR_SD_FIRMWARE_UPDATE: "Fastvareoppdatering fra SD-kort"
+STR_SELECT_FIRMWARE_FILE: "Velg fastvarefil (.bin)"
+STR_NO_BIN_FILES: "Ingen .bin-filer funnet"
+STR_VALIDATING_FIRMWARE: "Validerer fastvare..."
+STR_INVALID_FIRMWARE: "Ugyldig fastvarefil"
+STR_FIRMWARE_TOO_LARGE: "Fastvaren er for stor for partisjonen"
+STR_FIRMWARE_TOO_SMALL: "Fastvarefilen er for liten"
+STR_FIRMWARE_UPDATE_PROMPT: "Oppdatere fastvare?"
+STR_FIRMWARE_FILE_OPEN_FAILED: "Kan ikke åpne filen"
+STR_FIRMWARE_WRITE_FAILED: "Skriving av fastvare mislyktes"
+STR_FIRMWARE_UPDATE_DO_NOT_POWER_OFF: "Ikke slå av!"
+STR_RECOVERY_MODE: "Gjenopprettingsmodus"
+STR_RECOVERY_MODE_HINT: "Legg firmware.bin i roten av SD-kortet og velg den"

lib/I18n/translations/polish.yaml

@@ -316,6 +316,11 @@ STR_SERVER_NAME: "Nazwa serwera"
 STR_NO_SERVERS: "Brak skonfigurowanych serwerów OPDS"
 STR_DELETE_SERVER: "Usuń serwer"
 STR_OPDS_SERVERS: "Serwery OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Folder pobierania"
+STR_OPDS_FILENAME_FORMAT: "Format nazwy pliku"
+STR_FMT_AUTHOR_TITLE: "Autor - Tytuł"
+STR_FMT_TITLE_AUTHOR: "Tytuł - Autor"
+STR_FMT_TITLE: "Tytuł"
 STR_AUTO_TURN_ENABLED: "Auto-kartkowanie: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Auto-kartkowanie (str./min)"
 STR_DOWNLOAD_FONTS: "Pobierz czcionki"

lib/I18n/translations/portuguese-BR.yaml

@@ -339,6 +339,11 @@ STR_SERVER_NAME: "Nome do Servidor"
 STR_NO_SERVERS: "Nenhum servidor OPDS configurado"
 STR_DELETE_SERVER: "Excluir Servidor"
 STR_OPDS_SERVERS: "Servidores OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Pasta de downloads"
+STR_OPDS_FILENAME_FORMAT: "Formato do nome do arquivo"
+STR_FMT_AUTHOR_TITLE: "Autor - Título"
+STR_FMT_TITLE_AUTHOR: "Título - Autor"
+STR_FMT_TITLE: "Título"
 STR_AUTO_TURN_ENABLED: "Virada automática ativada: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Virada automática (páginas por minuto)"
 STR_MANAGE_FONTS: "Gerenciar fontes"

lib/I18n/translations/romanian.yaml

@@ -300,6 +300,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Niciodată"
 STR_STEP_HINT_FRONT: "Butoane frontale:"
 STR_STEP_HINT_SIDE: "Butoane laterale:"
+STR_OPDS_DOWNLOAD_FOLDER: "Dosar descărcări"
+STR_OPDS_FILENAME_FORMAT: "Format nume fișier"
+STR_FMT_AUTHOR_TITLE: "Autor - Titlu"
+STR_FMT_TITLE_AUTHOR: "Titlu - Autor"
+STR_FMT_TITLE: "Titlu"
 STR_SCREENSHOT_BUTTON: "Captură ecran"
 STR_AUTO_TURN_ENABLED: "Răsfoire automată: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Pagini pe minut"

lib/I18n/translations/russian.yaml

@@ -339,6 +339,11 @@ STR_SERVER_NAME: "Имя сервера"
 STR_NO_SERVERS: "Нет настроенных серверов OPDS"
 STR_DELETE_SERVER: "Удалить сервер"
 STR_OPDS_SERVERS: "Серверы OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Папка загрузок"
+STR_OPDS_FILENAME_FORMAT: "Формат имени файла"
+STR_FMT_AUTHOR_TITLE: "Автор - Название"
+STR_FMT_TITLE_AUTHOR: "Название - Автор"
+STR_FMT_TITLE: "Название"
 STR_AUTO_TURN_ENABLED: "Автоперелистывание: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Автоперелистывание (стр./мин)"
 STR_MANAGE_FONTS: "Управление шрифтами"

lib/I18n/translations/slovak.yaml

@@ -335,6 +335,11 @@ STR_SERVER_NAME: "Názov servera"
 STR_NO_SERVERS: "Nie sú nakonfigurované žiadne OPDS servery"
 STR_DELETE_SERVER: "Odstrániť server"
 STR_OPDS_SERVERS: "OPDS servery"
+STR_OPDS_DOWNLOAD_FOLDER: "Priečinok sťahovania"
+STR_OPDS_FILENAME_FORMAT: "Formát názvu súboru"
+STR_FMT_AUTHOR_TITLE: "Autor - Názov"
+STR_FMT_TITLE_AUTHOR: "Názov - Autor"
+STR_FMT_TITLE: "Názov"
 STR_AUTO_TURN_ENABLED: "Automatické otáčanie strán zapnuté: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Automatické otáčanie (strán za minútu)"
 STR_MANAGE_FONTS: "Správa písiem"

lib/I18n/translations/slovenian.yaml

@@ -297,6 +297,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nikoli"
 STR_STEP_HINT_FRONT: "Sprednji gumbi:"
 STR_STEP_HINT_SIDE: "Stranski gumbi:"
+STR_OPDS_DOWNLOAD_FOLDER: "Mapa za prenose"
+STR_OPDS_FILENAME_FORMAT: "Oblika imena datoteke"
+STR_FMT_AUTHOR_TITLE: "Avtor - Naslov"
+STR_FMT_TITLE_AUTHOR: "Naslov - Avtor"
+STR_FMT_TITLE: "Naslov"
 STR_SCREENSHOT_BUTTON: "Naredi posnetek zaslona"
 STR_AUTO_TURN_ENABLED: "Samodejno obračanje: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Samodejno obračanje (strani na minuto)"

lib/I18n/translations/spanish.yaml

@@ -345,6 +345,11 @@ STR_SERVER_NAME: "Nombre de servidor"
 STR_NO_SERVERS: "No se configuraron servidores OPDS"
 STR_DELETE_SERVER: "Borrar servidor"
 STR_OPDS_SERVERS: "Servidores OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Carpeta de descargas"
+STR_OPDS_FILENAME_FORMAT: "Formato del nombre de archivo"
+STR_FMT_AUTHOR_TITLE: "Autor - Título"
+STR_FMT_TITLE_AUTHOR: "Título - Autor"
+STR_FMT_TITLE: "Título"
 STR_AUTO_TURN_ENABLED: "Avance activado: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Avance auto. (pág./min)"
 STR_MANAGE_FONTS: "Gestionar tipografías"

lib/I18n/translations/swedish.yaml

@@ -342,6 +342,11 @@ STR_SERVER_NAME: "Servernamn"
 STR_NO_SERVERS: "Inga OPDS-servrar konfigurerade"
 STR_DELETE_SERVER: "Ta bort server"
 STR_OPDS_SERVERS: "OPDS-servrar"
+STR_OPDS_DOWNLOAD_FOLDER: "Hämtningsmapp"
+STR_OPDS_FILENAME_FORMAT: "Filnamnsformat"
+STR_FMT_AUTHOR_TITLE: "Författare - Titel"
+STR_FMT_TITLE_AUTHOR: "Titel - Författare"
+STR_FMT_TITLE: "Titel"
 STR_AUTO_TURN_ENABLED: "Automatisk vändning aktiverad: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Automatisk vändning (sidor per minut)"
 STR_MANAGE_FONTS: "Hantera teckensnitt"

lib/I18n/translations/turkish.yaml

@@ -68,10 +68,10 @@ STR_SHORT_PWR_BTN: "Kısa Güç Tuşu Tıklaması"
 STR_ORIENTATION: "Okuma Yönü"
 STR_SIDE_BTN_LAYOUT: "Yan Tuş Dizilimi (okuyucu)"
 STR_FRONT_BTN_FOLLOW_ORIENTATION: "Ön düğmeleri yönlendir"
-STR_LONG_PRESS_BEHAVIOR: "Long-press button behavior"
-STR_LONG_PRESS_BEHAVIOR_OFF: "OFF"
-STR_LONG_PRESS_BEHAVIOR_SKIP: "Chapter skip"
-STR_LONG_PRESS_BEHAVIOR_ORIENTATION: "Orientation change"
+STR_LONG_PRESS_BEHAVIOR: "Uzun basma tuş davranışı"
+STR_LONG_PRESS_BEHAVIOR_OFF: "KAPALI"
+STR_LONG_PRESS_BEHAVIOR_SKIP: "Bölüm atlama"
+STR_LONG_PRESS_BEHAVIOR_ORIENTATION: "Yön değiştirme"
 STR_FONT_PREVIEW_TEXT: "Pijamalı hasta yağız şoföre çabucak güvendi"
 STR_FONT_FAMILY: "Okuyucu Yazı Tipi Ailesi"
 STR_FONT_SIZE: "Arayüz Yazı Boyutu"
@@ -291,6 +291,11 @@ STR_SLEEP_TIMER_VALUE_FORMAT: "%u dak"
 STR_SLEEP_NEVER: "Asla"
 STR_STEP_HINT_FRONT: "Ön tuşlar:"
 STR_STEP_HINT_SIDE: "Yan tuşlar:"
+STR_OPDS_DOWNLOAD_FOLDER: "İndirme klasörü"
+STR_OPDS_FILENAME_FORMAT: "Dosya adı biçimi"
+STR_FMT_AUTHOR_TITLE: "Yazar - Başlık"
+STR_FMT_TITLE_AUTHOR: "Başlık - Yazar"
+STR_FMT_TITLE: "Başlık"
 STR_NO_FILES_FOUND: "Dosya bulunamadı"
 STR_NO_FOOTNOTES: "Bu sayfada dipnot yok"
 STR_PREVIEW: "Önizleme"
@@ -306,3 +311,89 @@ STR_TITLE: "Başlık"
 STR_TILT_PAGE_TURN: "Eğerek sayfa çevirme"
 STR_ADD_HIDDEN_NETWORK: "Gizli ağ ekle..."
 STR_ENTER_WIFI_SSID: "Ağ adını girin (SSID)"
+STR_ADD_SERVER: "Sunucu Ekle"
+STR_BOOKMARKS: "Yer İmleri"
+STR_BOOKMARK_ADDED: "Yer imi eklendi."
+STR_BOOKMARK_OPTION: "Yer İmi"
+STR_BOTTOM: "Alt"
+STR_CLOCK: "Saat"
+STR_CLOCK_FORMAT: "Saat Biçimi"
+STR_CLOCK_FORMAT_12H: "12 saat"
+STR_CLOCK_FORMAT_24H: "24 saat"
+STR_CLOCK_SYNC: "Saati Eşitle"
+STR_CLOCK_SYNCED: "Saat Eşitlendi"
+STR_CLOCK_SYNCING: "NTP'den eşitleniyor..."
+STR_CLOCK_SYNC_FAIL: "Eşitleme başarısız"
+STR_CLOCK_SYNC_NOW: "Saati şimdi eşitle"
+STR_CLOCK_SYNC_NO_WIFI: "Wi-Fi bağlı değil"
+STR_CLOCK_SYNC_NO_WIFI_HINT: "Önce Wi-Fi'ye bağlanın, sonra tekrar deneyin."
+STR_CLOCK_SYNC_OK: "Saat eşitlendi"
+STR_CLOCK_UTC_OFFSET: "Saat UTC Farkı"
+STR_CONFIRM_DELETE_BOOKMARK: "Bu yer imi silinsin mi?"
+STR_CONNECTING_SAVED_WIFI: "Kayıtlı Wi-Fi'ye bağlanılıyor..."
+STR_CRASH_DESCRIPTION: "Ayrıntılı rapor crash_report.txt dosyasına kaydedildi. Lütfen hata bildiriminize bu dosyayı ekleyin."
+STR_CRASH_NO_REASON: "(Neden kaydedilmedi)"
+STR_CRASH_REASON: "Çökme nedeni:"
+STR_CRASH_TITLE: "Sistem Çökmesi"
+STR_CURRENT_TIME: "Şu anki saat:"
+STR_DELETE_SERVER: "Sunucuyu Sil"
+STR_DISABLED: "Devre dışı"
+STR_DOWNLOAD_ALL: "Tümünü İndir"
+STR_EOB_CONTINUE_WITH: "Şununla devam et"
+STR_EOB_HOME: "Ana Ekran"
+STR_FINDING_SAVED_WIFI: "Kayıtlı Wi-Fi aranıyor..."
+STR_FIRMWARE_FILE_OPEN_FAILED: "Dosya açılamıyor"
+STR_FIRMWARE_TOO_LARGE: "Firmware, bölümlemeye sığmıyor"
+STR_FIRMWARE_TOO_SMALL: "Firmware dosyası çok küçük"
+STR_FIRMWARE_UPDATE_DO_NOT_POWER_OFF: "Cihazı kapatmayın!"
+STR_FIRMWARE_UPDATE_PROMPT: "Firmware güncellensin mi?"
+STR_FIRMWARE_WRITE_FAILED: "Firmware yazılamadı"
+STR_FONT_BROWSER: "Yazı Tipi Tarayıcısı"
+STR_FONT_INSTALLED: "Yazı tipi yüklendi!"
+STR_FONT_INSTALL_FAILED: "Yazı tipi yüklenemedi"
+STR_FORCE_REFRESH: "Ekranı Yenile"
+STR_INDEX_FAILED: "Endeksleme başarısız - geçersiz kitap"
+STR_INSTALLED: "Yüklü"
+STR_INVALID_FIRMWARE: "Geçersiz firmware dosyası"
+STR_KB_HINT_CLEAR_TEXT: "Tüm metni silmek için DEL tuşunu basılı tutun"
+STR_KB_HINT_EDIT_ENTRY: "Girdiyi düzenlemek için UP tuşunu basılı tutun"
+STR_KB_HINT_EXIT_URL_MODE: "URL modundan çıkmak için ABC'ye basın"
+STR_KB_HINT_HIDE_PASSWORD: "Şifreyi gizlemek için RIGHT'ı basılı tutup [***] tuşuna basın"
+STR_KB_HINT_LOWER_SECONDARY: "Küçük harf veya ikincil karakter için SELECT'i basılı tutun"
+STR_KB_HINT_MOVE_CURSOR: "İmleci taşımak için LEFT veya RIGHT'a basın"
+STR_KB_HINT_RETURN_CURSOR: "İmleç konumuna dönmek için LEFT'e basın"
+STR_KB_HINT_RETURN_KEYBOARD: "Klavyeye dönmek için DOWN'a basın"
+STR_KB_HINT_SECONDARY_CHAR: "İkincil karakter için SELECT'i basılı tutun"
+STR_KB_HINT_SHOW_PASSWORD: "Şifreyi göstermek için RIGHT'ı basılı tutup [abc] tuşuna basın"
+STR_KB_HINT_TOGGLE_HIDE_PASSWORD: "Şifreyi gizlemek için [***] tuşuna basın"
+STR_KB_HINT_TOGGLE_SHOW_PASSWORD: "Şifreyi göstermek için [abc] tuşuna basın"
+STR_KB_HINT_UPPER_SECONDARY: "BÜYÜK harf veya ikincil karakter için SELECT'i basılı tutun"
+STR_KB_HINT_URL_SNIPPETS: "Hazır kalıplar için URL'ye basın"
+STR_KB_TIPS: "İpuçları:"
+STR_KOSYNC: "KOSync"
+STR_LOADING_FONT_LIST: "Yazı tipi listesi yükleniyor..."
+STR_LONG_PRESS_MENU: "Uzun Basma Menüsü"
+STR_MANAGE_FONTS: "Yazı Tiplerini Yönet"
+STR_NEXT_FIELD: "Sonraki"
+STR_NEXT_PAGE: "Sonraki Sayfa »"
+STR_NO_BIN_FILES: ".bin dosyası bulunamadı"
+STR_NO_FONTS_AVAILABLE: "Kullanılabilir yazı tipi yok"
+STR_NO_SERVERS: "Yapılandırılmış OPDS sunucusu yok"
+STR_OPDS_SERVERS: "OPDS Sunucuları"
+STR_PREV_PAGE: "« Önceki Sayfa"
+STR_PWR_BTN_FOOTNOTE_BACK: "Dipnottan hızlı dönüş"
+STR_RECOVERY_MODE: "Kurtarma Modu"
+STR_RECOVERY_MODE_HINT: "firmware.bin dosyasını SD kartın köküne koyup seçin"
+STR_RESTARTING_HINT: "Yeniden başlatılıyor... Cihaz yeniden başlamazsa güç düğmesini birkaç saniye basılı tutun."
+STR_SD_FIRMWARE_UPDATE: "SD Karttan Firmware Güncelleme"
+STR_SEARCH: "Ara"
+STR_SELECT_FIRMWARE_FILE: "Firmware dosyası seçin (.bin)"
+STR_SERVER_NAME: "Sunucu Adı"
+STR_SET_SLEEP_COVER: "Kapak Ayarla"
+STR_SHOW_NETWORKS: "Göster"
+STR_THEME_ROUNDEDRAFF: "RoundedRaff"
+STR_TOP: "Üst"
+STR_UPDATE_ALL: "Tümünü Güncelle"
+STR_UPDATE_AVAILABLE: "Güncelle"
+STR_VALIDATING_FIRMWARE: "Firmware doğrulanıyor..."
+STR_XTC_STATUS_BAR: "XTC Durum Çubuğu"

lib/I18n/translations/ukrainian.yaml

@@ -336,6 +336,11 @@ STR_SERVER_NAME: "Назва сервера"
 STR_NO_SERVERS: "Не налаштовано жодного сервера OPDS"
 STR_DELETE_SERVER: "Видалити сервер"
 STR_OPDS_SERVERS: "Сервери OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Папка завантажень"
+STR_OPDS_FILENAME_FORMAT: "Формат імені файлу"
+STR_FMT_AUTHOR_TITLE: "Автор - Назва"
+STR_FMT_TITLE_AUTHOR: "Назва - Автор"
+STR_FMT_TITLE: "Назва"
 STR_AUTO_TURN_ENABLED: "Автоперегортання увімк: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Автоперегортання (ст/хв)"
 STR_MANAGE_FONTS: "Керування шрифтами"

lib/I18n/translations/valencian.yaml

@@ -348,6 +348,11 @@ STR_SERVER_NAME: "Nom del servidor"
 STR_NO_SERVERS: "No hi ha servidors OPDS configurats"
 STR_DELETE_SERVER: "Elimina el servidor"
 STR_OPDS_SERVERS: "Servidors OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Carpeta de baixades"
+STR_OPDS_FILENAME_FORMAT: "Format del nom de fitxer"
+STR_FMT_AUTHOR_TITLE: "Autor - Títol"
+STR_FMT_TITLE_AUTHOR: "Títol - Autor"
+STR_FMT_TITLE: "Títol"
 STR_MANAGE_FONTS: "Gestiona les fonts"
 STR_FONT_BROWSER: "Navegador de fonts"
 STR_LOADING_FONT_LIST: "S'està carregant la llista de fonts..."

lib/I18n/translations/vietnamese.yaml

@@ -335,6 +335,11 @@ STR_SERVER_NAME: "Tên máy chủ"
 STR_NO_SERVERS: "Chưa cấu hình máy chủ OPDS"
 STR_DELETE_SERVER: "Xóa máy chủ"
 STR_OPDS_SERVERS: "Máy chủ OPDS"
+STR_OPDS_DOWNLOAD_FOLDER: "Thư mục tải xuống"
+STR_OPDS_FILENAME_FORMAT: "Định dạng tên tệp"
+STR_FMT_AUTHOR_TITLE: "Tác giả - Tựa đề"
+STR_FMT_TITLE_AUTHOR: "Tựa đề - Tác giả"
+STR_FMT_TITLE: "Tựa đề"
 STR_AUTO_TURN_ENABLED: "Tự lật trang: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Tự lật (số trang mỗi phút)"
 STR_MANAGE_FONTS: "Quản lý phông chữ"

lib/KOReaderSync/KOReaderSyncClient.cpp

@@ -22,21 +22,7 @@ constexpr char DEVICE_ID[] = "crosspoint-reader";
 // footprint is smaller than mbedTLS's old ~48KB peak, but keep a conservative
 // floor. Check both total free heap and largest contiguous block so fragmented
 // heap does not fall through into a failed TLS allocation path.
-// MEMFIX-PORT: TLS heap gate; portable
-// Field data (July 2026): launching sync from a reader session lands at
-// 51.9-58.2 KB free / 42-53 KB maxAlloc after WiFi comes up. wolfSSL handles
-// allocation failure by returning MEMORY_E (no abort under -fno-exceptions),
-// so an optimistic attempt degrades to the same clean "sync failed" as the
-// gate — the gate only needs to keep out states where a doomed handshake
-// would waste tens of seconds, not guarantee success.
-//
-// Free and largest-block have separate requirements: with SP ECC
-// (WOLFSSL_HAVE_SP_ECC) the handshake's crypto uses fixed 256-bit arrays, so
-// the largest single TLS allocation is the ~17 KB wolfSSL record buffer, not
-// a run of fast-math bignums. A handshake was measured succeeding inside a
-// 43 KB largest block; requiring 50 KB contiguous refused syncs that fit.
-constexpr uint32_t MIN_FREE_FOR_TLS = 50000;
-constexpr uint32_t MIN_BLOCK_FOR_TLS = 20000;
+constexpr uint32_t MIN_HEAP_FOR_TLS = 55000;
 
 // Apply the shared KOSync auth headers after begin(). x-auth-* is the native
 // KOSync scheme; Basic auth is added for Calibre-Web-Automated compatibility.
@@ -53,9 +39,9 @@ void applyAuthHeaders(freeink::SecureHttpClient& http) {
 bool insufficientHeap() {
   const uint32_t freeHeap = ESP.getFreeHeap();
   const uint32_t maxAllocHeap = ESP.getMaxAllocHeap();
-  if (freeHeap < MIN_FREE_FOR_TLS || maxAllocHeap < MIN_BLOCK_FOR_TLS) {
-    LOG_ERR("KOSync", "Insufficient heap for TLS handshake: %u bytes free (need %u), %u max alloc (need %u)", freeHeap,
-            MIN_FREE_FOR_TLS, maxAllocHeap, MIN_BLOCK_FOR_TLS);
+  if (freeHeap < MIN_HEAP_FOR_TLS || maxAllocHeap < MIN_HEAP_FOR_TLS) {
+    LOG_ERR("KOSync", "Insufficient heap for TLS handshake: %u bytes free, %u max alloc (need %u)", freeHeap,
+            maxAllocHeap, MIN_HEAP_FOR_TLS);
     return true;
   }
   return false;

lib/hal/HalDisplay.cpp

@@ -65,18 +65,6 @@ void HalDisplay::displayBuffer(HalDisplay::RefreshMode mode, bool turnOffScreen)
   einkDisplay.displayBuffer(convertRefreshMode(mode), turnOffScreen);
 }
 
-void HalDisplay::displayBufferAsync(HalDisplay::RefreshMode mode) {
-  if (gpio.deviceIsX3() && mode == RefreshMode::HALF_REFRESH) {
-    einkDisplay.requestResync(1);
-  }
-
-  einkDisplay.displayBufferAsyncNoShadow(convertRefreshMode(mode));
-}
-
-void HalDisplay::waitRefreshComplete() { einkDisplay.waitRefreshComplete(); }
-
-bool HalDisplay::supportsAsyncRefresh() const { return einkDisplay.supportsAsyncRefresh(); }
-
 void HalDisplay::refreshDisplay(HalDisplay::RefreshMode mode, bool turnOffScreen) {
   if (gpio.deviceIsX3() && mode == RefreshMode::HALF_REFRESH) {
     einkDisplay.requestResync(1);

lib/hal/HalDisplay.h

@@ -39,17 +39,6 @@ class HalDisplay {
                             bool fromProgmem = false) const;
 
   void displayBuffer(RefreshMode mode = RefreshMode::FAST_REFRESH, bool turnOffScreen = false);
-  // Non-blocking refresh (shadow-free): starts the panel waveform and returns
-  // while the panel refreshes on its own. The framebuffer must stay untouched
-  // until waitRefreshComplete(), and the caller must rebuild the differential
-  // baseline before the next differential update (the tiled grayscale cleanup
-  // does). Panels without deferral fall back to a blocking refresh.
-  void displayBufferAsync(RefreshMode mode = RefreshMode::FAST_REFRESH);
-  // Block until a pending deferred refresh completes (no-op when none is).
-  void waitRefreshComplete();
-  // True when displayBufferAsync() genuinely overlaps (panel driver defers);
-  // false where it falls back to a blocking refresh.
-  bool supportsAsyncRefresh() const;
   void refreshDisplay(RefreshMode mode = RefreshMode::FAST_REFRESH, bool turnOffScreen = false);
 
   // Power management

lib/hal/HalGPIO.cpp

@@ -225,29 +225,17 @@ unsigned long HalGPIO::getHeldTime() const { return inputMgr.getHeldTime(); }
 
 unsigned long HalGPIO::getPowerButtonHeldTime() const { return inputMgr.getPowerButtonHeldTime(); }
 
-void HalGPIO::startDeepSleep() {
-  // Ensure that the power button has been released to avoid immediately turning back on if you're holding it
-  while (inputMgr.isPressed(BTN_POWER)) {
-    delay(50);
-    inputMgr.update();
-  }
-  // Arm the wakeup trigger *after* the button is released
-  esp_deep_sleep_enable_gpio_wakeup(1ULL << InputManager::POWER_BUTTON_PIN, ESP_GPIO_WAKEUP_GPIO_LOW);
-  // Enter Deep Sleep
-  esp_deep_sleep_start();
-}
-
-void HalGPIO::verifyPowerButtonWakeup(uint16_t requiredDurationMs, bool shortPressAllowed) {
+bool HalGPIO::verifyPowerButtonWakeup(uint16_t requiredDurationMs, bool shortPressAllowed) {
   if (shortPressAllowed) {
     // Fast path - no duration check needed
-    return;
+    return true;
   }
   // TODO: Intermittent edge case remains: a single tap followed by another single tap
   // can still power on the device. Tighten wake debounce/state handling here.
 
-  // Calibrate: subtract boot time already elapsed, assuming button held since boot
-  const uint16_t calibration = millis();
-  const uint16_t calibratedDuration = (calibration < requiredDurationMs) ? (requiredDurationMs - calibration) : 1;
+  // Calibrate: subtract boot time already elapsed, assuming button held since boot.
+  const unsigned long calibration = millis();
+  const unsigned long calibratedDuration = (calibration < requiredDurationMs) ? (requiredDurationMs - calibration) : 1;
 
   const auto start = millis();
   inputMgr.update();
@@ -262,11 +250,12 @@ void HalGPIO::verifyPowerButtonWakeup(uint16_t requiredDurationMs, bool shortPre
       inputMgr.update();
     } while (inputMgr.isPressed(BTN_POWER) && inputMgr.getPowerButtonHeldTime() < calibratedDuration);
     if (inputMgr.getPowerButtonHeldTime() < calibratedDuration) {
-      startDeepSleep();
+      return false;
     }
   } else {
-    startDeepSleep();
+    return false;
   }
+  return true;
 }
 
 bool HalGPIO::isUsbConnected() const {

lib/hal/HalGPIO.h

@@ -72,13 +72,10 @@ class HalGPIO {
   unsigned long getHeldTime() const;
   unsigned long getPowerButtonHeldTime() const;
 
-  // Setup wake up GPIO and enter deep sleep
-  void startDeepSleep();
-
   // Verify power button was held long enough after wakeup.
-  // If verification fails, enters deep sleep and does not return.
+  // Returns true if verification succeeded, false if device should return to sleep.
   // Should only be called when wakeup reason is PowerButton.
-  void verifyPowerButtonWakeup(uint16_t requiredDurationMs, bool shortPressAllowed);
+  bool verifyPowerButtonWakeup(uint16_t requiredDurationMs, bool shortPressAllowed);
 
   // Check if USB is connected
   bool isUsbConnected() const;

platformio.ini

@@ -13,10 +13,7 @@ framework = arduino
 monitor_speed = 115200
 upload_speed = 921600
 check_tool = cppcheck
-; missingInclude (project headers) is suppressed alongside missingIncludeSystem: on a
-; fresh CI checkout cppcheck has no resolved include paths, so it reports every
-; project header as missing (~470 information-level lines) and fails the job.
-check_flags = --enable=all --suppress=missingIncludeSystem --suppress=missingInclude --suppress=unusedFunction --suppress=unmatchedSuppression --suppress=*:*/.pio/* --inline-suppr
+check_flags = --enable=all --suppress=missingIncludeSystem --suppress=unusedFunction --suppress=unmatchedSuppression --suppress=*:*/.pio/* --inline-suppr
 check_skip_packages = yes
 
 board_upload.flash_size = 16MB
@@ -45,14 +42,7 @@ build_flags =
   -DWOLFSSL_OPTIONS_H
   -DWOLFSSL_CLIENT_EXAMPLE
   -DWOLFSSL_TLS13
-# MEMFIX-PORT: single-precision ECC (sp_c32.c). Without it every P-256 operation
-# (TLS 1.3 key_share keygen, ECDHE, ECDSA cert verify) runs on fast-math bignums
-# that WOLFSSL_SMALL_STACK heap-allocates at FP_MAX_BITS size -- tens of KB of
-# temporaries, which OOMs (MP_MEM) at the ~50KB free heap a reading session
-# leaves. SP uses fixed 256-bit arrays: a few KB, and several times faster.
-# SP_SMALL trades the large precomputed point tables for smaller flash.
-  -DWOLFSSL_HAVE_SP_ECC
-  -DWOLFSSL_SP_SMALL
+  -DWOLFSSL_SP_RISCV32
   -DHAVE_TLS_EXTENSIONS
   -DHAVE_SUPPORTED_CURVES
   -DHAVE_HKDF
@@ -63,16 +53,6 @@ build_flags =
   -Wno-bidi-chars
   -Wl,--wrap=panic_print_backtrace,--wrap=panic_abort,--wrap=bootloader_common_check_efuse_blk_validity
   -fno-exceptions
-# FreeInk panel profiles: compile both X3 (792x528/UC8253) and X4 (800x480/SSD1677);
-# the firmware picks the active one at runtime via HalDisplay setDisplayX3().
-  -DFREEINK_DEVICE_X3=1
-  -DFREEINK_DEVICE_X4=1
-# BLE HID page-turner host (BleKeyboardHost). NimBLE role/bond config is baked into
-# the prebuilt arduino-esp32 framework's sdkconfig.h, so we don't redefine it here
-# (doing so only warns and has no effect). The host only compiles when
-# FREEINK_CAP_BLE_HID_HOST is set on the env (below); with the capability off,
-# BleKeyboardHost links stubs and pulls in zero NimBLE code.
-  -DFREEINK_BLE_HID_SHOW_UNNAMED_DEVICES=0
 
 build_unflags =
   -std=gnu++11
@@ -83,63 +63,6 @@ board_build.flash_mode = dio
 board_build.flash_size = 16MB
 board_build.partitions = partitions.csv
 
-; Shrink the NimBLE footprint for a 1-connection HID host moving 3-6 byte reports.
-; Field-measured: begin() costs ~52 KB with these trims vs ~68 KB with the prebuilt
-; framework defaults — and that 15 KB is the difference between the stack landing
-; above the reader's render shed floor (stable coexistence) and below it (a
-; guaranteed shed/restart flap). Rebuilds the Arduino core libs on first build
-; (slower once, cached after; needs the CMake pin in platformio.local.ini on macOS).
-custom_sdkconfig =
-  CONFIG_BT_NIMBLE_ROLE_PERIPHERAL=n
-  CONFIG_BT_NIMBLE_ROLE_BROADCASTER=n
-  CONFIG_BT_NIMBLE_MAX_CONNECTIONS=1
-  CONFIG_BT_NIMBLE_MAX_CCCDS=2
-  CONFIG_BT_NIMBLE_ATT_PREFERRED_MTU=23
-  CONFIG_BT_NIMBLE_MSYS_1_BLOCK_COUNT=6
-  CONFIG_BT_NIMBLE_MSYS_2_BLOCK_COUNT=6      ; was 24 x 320 B
-  CONFIG_BT_NIMBLE_ACL_BUF_COUNT=6           ; was 24 x 255 B
-  CONFIG_BT_NIMBLE_HCI_EVT_HI_BUF_COUNT=12   ; was 30 x 70 B; only scan bursts need many
-  ; IDF 5.5 sizes the HCI transport pools under TRANSPORT_* names; pin both spellings.
-  CONFIG_BT_NIMBLE_TRANSPORT_ACL_FROM_LL_COUNT=6
-  CONFIG_BT_NIMBLE_TRANSPORT_EVT_COUNT=12
-  CONFIG_BT_NIMBLE_ATT_MAX_PREP_ENTRIES=4    ; was 64; a HID host never does prepared writes
-  CONFIG_BT_CTRL_BLE_MAX_ACT=3               ; was 6; need conn + scan + initiate only
-  CONFIG_BT_CTRL_BLE_ADV_REPORT_FLOW_CTRL_NUM=50   ; was 100; pairing-time scan only
-  CONFIG_BT_CTRL_ADV_DUP_FILT_MAX=10               ; was 30
-  ; MEMFIX-PORT: task stack right-sizing (~7 KB); NOTE develop has no
-  ; custom_sdkconfig block — port via sdkconfig.defaults or equivalent.
-  ; Task stack right-sizing from measured high-water marks (heap block map +
-  ; per-task stack audit, July 2026): esp_timer used ~0.8 KB of 8 KB across
-  ; every capture incl. BLE sessions; the FreeRTOS timer service used ~0.5 KB
-  ; of 4 KB. Neither runs TLS or app code. ~7 KB back to the heap.
-  CONFIG_ESP_TIMER_TASK_STACK_SIZE=4096
-  CONFIG_FREERTOS_TIMER_TASK_STACK_DEPTH=2560
-  ; Move the WiFi stack's non-critical hot paths out of IRAM into flash.
-  ; On the C3, IRAM and DRAM share one SRAM pool, so the ~25-30 KB this
-  ; frees lands directly in the heap — paid for with lower WiFi throughput
-  ; during transfers (occasional sync/OTA use, not streaming: acceptable).
-  ; IRAM cost is static, so the heap gain applies even with WiFi off.
-  CONFIG_ESP_WIFI_IRAM_OPT=n
-  CONFIG_ESP_WIFI_RX_IRAM_OPT=n
-  ; Keep the Arduino wrappers for the removed cloud components (below) out of
-  ; the core source list; all other bundled libraries default to enabled.
-  CONFIG_ARDUINO_SELECTIVE_COMPILATION=y
-  CONFIG_ARDUINO_SELECTIVE_RainMaker=n
-  CONFIG_ARDUINO_SELECTIVE_Insights=n
-
-; Drop unused cloud components from the core rebuild. esp_insights/rainmaker
-; require embedded server certs the lib builder can't generate
-; ("https_server.crt.S not found"); this firmware uses none of them.
-custom_component_remove =
-  espressif/esp_insights
-  espressif/esp_rainmaker
-  espressif/esp_diagnostics
-  espressif/esp_diag_data_store
-  espressif/esp_schedule
-  espressif/esp_rcp_update
-  espressif/esp_secure_cert_mgr
-  espressif/cbor
-
 extra_scripts =
   pre:scripts/patch_wolfssl.py
   pre:scripts/build_html.py
@@ -154,16 +77,11 @@ lib_deps =
   InputManager=symlink://freeink-sdk/libs/hardware/InputManager
   EInkDisplay=symlink://freeink-sdk/libs/display/FreeInkDisplay
   SDCardManager=symlink://freeink-sdk/libs/hardware/SDCardManager
-  ; FreeInk HAL support libs the above depend on (BoardConfig pin maps, etc.).
   BoardConfig=symlink://freeink-sdk/libs/hardware/BoardConfig
   PowerManager=symlink://freeink-sdk/libs/hardware/PowerManager
-  Rtc=symlink://freeink-sdk/libs/hardware/Rtc
-  Imu=symlink://freeink-sdk/libs/hardware/Imu
   SecureNet=symlink://freeink-sdk/libs/network/SecureNet
   FreeInkUI=symlink://freeink-sdk/libs/ui/FreeInkUI
   Icons=symlink://freeink-sdk/libs/assets/Icons
-  BleKeyboardHost=symlink://freeink-sdk/libs/network/BleKeyboardHost
-  h2zero/NimBLE-Arduino @ ^2.3.8
   bblanchon/ArduinoJson @ 7.4.2
   ricmoo/QRCode @ 0.0.1
   bitbank2/PNGdec @ 1.1.6
@@ -181,9 +99,6 @@ build_flags =
   ; CROSSPOINT_VERSION is set by scripts/git_branch.py (includes branch + short SHA)
   -DENABLE_SERIAL_LOG
   -DLOG_LEVEL=2 ; Set log level to debug for development builds
-  -DFREEINK_CAP_BLE_HID_HOST=1 ; BLE HID page-turner host (NimBLE)
-  -DFREEINK_BLE_HID_SCAN_DEBUG=1 ; verbose BLE scan lifecycle/advertisement logs for bring-up
-  -DFREEINK_BLE_HID_REPORT_DEBUG=1 ; raw HID report hex dumps + report-map hints (bring-up)
 
 
 [env:gh_release]
@@ -193,7 +108,6 @@ build_flags =
   -DCROSSPOINT_VERSION=\"${crosspoint.version}\"
   -DENABLE_SERIAL_LOG
   -DLOG_LEVEL=1 ; Set log level to info for release builds
-  -DFREEINK_CAP_BLE_HID_HOST=1 ; BLE HID page-turner host (NimBLE)
 
 [env:gh_release_rc]
 extends = base
@@ -202,7 +116,6 @@ build_flags =
   -DCROSSPOINT_VERSION=\"${crosspoint.version}-rc+${sysenv.CROSSPOINT_RC_HASH}\"
   -DENABLE_SERIAL_LOG
   -DLOG_LEVEL=1 ; Set log level to info for release candidate builds
-  -DFREEINK_CAP_BLE_HID_HOST=1 ; BLE HID page-turner host (NimBLE)
 
 [env:slim]
 extends = base

scripts/patch_wolfssl.py

@@ -12,12 +12,8 @@ OVERRIDES = f"""
 #ifndef HAVE_FFDHE_2048
 #define HAVE_FFDHE_2048
 #endif
-/* MEMFIX-PORT: 8192 handles up to RSA-4096 keys (the public-CA maximum,
-   ISRG Root X1 included) with half the per-bignum heap of 16384: with
-   WOLFSSL_SMALL_STACK each fast-math temp is FP_MAX_BITS/8 * 2 bytes on the
-   heap, and TLS cert verification allocates dozens at once. */
 #undef FP_MAX_BITS
-#define FP_MAX_BITS 8192
+#define FP_MAX_BITS 16384
 """
 
 

src/BleInput.cpp

@@ -1,121 +0,0 @@
-#include "BleInput.h"
-
-#include <GfxRenderer.h>
-#include <HalPowerManager.h>
-#include <I18n.h>
-
-#include <cstdio>
-#include <cstring>
-
-#include "MappedInputManager.h"
-#include "components/UITheme.h"
-
-namespace bleinput {
-
-namespace {
-volatile bool g_startInProgress = false;
-}
-
-// NimBLE controller init/deinit hang (interrupt WDT) if run at the 10 MHz low-power
-// frequency, so force normal CPU speed around both. Centralized here so every caller
-// (boot restore, settings toggle, reader toggle, sleep) is covered automatically.
-bool ensureStarted() {
-  g_startInProgress = true;
-  HalPowerManager::Lock powerLock;
-  const bool ok = BleHid.begin(kHostName);
-  g_startInProgress = false;
-  return ok;
-}
-
-bool startInProgress() { return g_startInProgress; }
-
-// Full teardown (NimBLE deinit), not just a link drop, so the BLE stack's RAM is
-// returned to the heap — otherwise memory-hungry work like EPUB inflate can't
-// allocate even after the user turns Bluetooth off.
-void stop() {
-  HalPowerManager::Lock powerLock;
-  BleHid.end();
-}
-
-bool encodeKey(const freeink::KeyEvent& ev, uint8_t& kind, uint8_t& value) {
-  if (ev.special != freeink::SpecialKey::None) {
-    kind = 0;
-    value = static_cast<uint8_t>(ev.special);
-    return true;
-  }
-  if (ev.keycode != 0) {
-    kind = 1;
-    value = ev.keycode;
-    return true;
-  }
-  return false;
-}
-
-namespace {
-const char* specialName(uint8_t value) {
-  switch (static_cast<freeink::SpecialKey>(value)) {
-    case freeink::SpecialKey::Enter:
-      return "Enter";
-    case freeink::SpecialKey::Backspace:
-      return "Backspace";
-    case freeink::SpecialKey::Tab:
-      return "Tab";
-    case freeink::SpecialKey::Escape:
-      return "Escape";
-    case freeink::SpecialKey::Delete:
-      return "Delete";
-    case freeink::SpecialKey::Left:
-      return "Left";
-    case freeink::SpecialKey::Right:
-      return "Right";
-    case freeink::SpecialKey::Up:
-      return "Up";
-    case freeink::SpecialKey::Down:
-      return "Down";
-    case freeink::SpecialKey::Home:
-      return "Home";
-    case freeink::SpecialKey::End:
-      return "End";
-    case freeink::SpecialKey::PageUp:
-      return "Page Up";
-    case freeink::SpecialKey::PageDown:
-      return "Page Down";
-    default:
-      return nullptr;
-  }
-}
-}  // namespace
-
-void showConnectingUntilLinked(const GfxRenderer& renderer, const MappedInputManager& input) {
-  if (!BleHid.isRunning() || BleHid.isConnected()) return;
-  // drawPopup refreshes the panel itself, so draw once and let e-ink hold it while we
-  // pump the host. Holds until the remote links, the user presses a button to bail, or
-  // a generous timeout (a remote that slept after a disconnect needs a button to wake).
-  GUI.drawPopup(renderer, tr(STR_BT_CONNECTING_POPUP));
-  const unsigned long deadline = millis() + 10000;
-  while (!BleHid.isConnected() && millis() < deadline) {
-    BleHid.poll();
-    input.update();
-    if (input.wasAnyPressed()) break;
-    delay(50);
-  }
-  // Note: the caller must redraw to clear the popup. For grayscale reader pages the
-  // caller should also request a ghost-cleanup (HALF) refresh first — a plain fast/
-  // partial refresh ghosts badly over the BW popup (see Activity::requestGhostCleanup).
-}
-
-void describeKey(uint8_t kind, uint8_t value, char* out, size_t outLen) {
-  if (!out || outLen == 0) return;
-  if (kind == 0) {
-    const char* name = specialName(value);
-    if (name) {
-      strncpy(out, name, outLen - 1);
-      out[outLen - 1] = '\0';
-      return;
-    }
-  }
-  // Printable ASCII usage handled as a generic key code; show the raw value.
-  snprintf(out, outLen, "Key 0x%02X", static_cast<unsigned>(value));
-}
-
-}  // namespace bleinput

src/BleInput.h

@@ -1,62 +0,0 @@
-#pragma once
-
-// CrossPoint <-> FreeInk BLE HID host glue.
-//
-// Thin, capability-safe helpers around freeink::BleKeyboardHost (the `BleHid`
-// singleton). When FREEINK_CAP_BLE_HID_HOST is compiled out the SDK links stubs,
-// so every call here is still valid and simply no-ops / returns false — callers
-// need no #ifdefs.
-//
-// The (kind, value) pair produced by encodeKey() is the stable identity stored in
-// CrossPointSettings::bleKeyMap. Page-turner remotes emit "special" keys
-// (PageUp/PageDown/arrows); plain keyboards emit usage codes. We deliberately
-// ignore modifiers and the printable char for matching (page turners don't use
-// modifiers), keeping the persisted entry a trivial two-byte comparison.
-
-#include <BleKeyboardHost.h>
-
-#include <cstdint>
-
-class GfxRenderer;
-class MappedInputManager;
-
-namespace bleinput {
-
-// Advertised central name shown to peripherals during pairing.
-inline constexpr const char* kHostName = "CrossPoint";
-
-// Heap floor for starting the NimBLE stack (measured begin() cost: ~52-57 KB).
-// The reader now lends the framebuffer to section builds, so BLE startup no
-// longer needs to reserve the old full build headroom. Keep a modest margin and
-// let the render/build shed paths handle genuinely tight moments.
-inline constexpr size_t kStartMinFreeHeap = 56 * 1024;
-
-// Lower floor for the Bluetooth settings screen, where the user has explicitly asked
-// for BLE right now (scanning/pairing is dead without the stack). No page renders or
-// section builds run there, so the reader-sized reserve above doesn't apply — only
-// NimBLE's own ~57 KB plus working margin.
-inline constexpr size_t kStartMinFreeHeapExplicit = 70 * 1024;
-
-// Start the BLE HID host (idempotent). Returns false if BLE is compiled out or
-// NimBLE init failed. Safe to call repeatedly.
-bool ensureStarted();
-bool startInProgress();
-
-// Drop the active link (e.g. before deep sleep or when the user disables BT).
-void stop();
-
-// Encode a decoded key event into the stable (kind, value) identity used by the
-// settings map. kind: 0 = SpecialKey, 1 = HID usage. Returns false when the event
-// carries no usable identity (no special key and no usage code).
-bool encodeKey(const freeink::KeyEvent& ev, uint8_t& kind, uint8_t& value);
-
-// Human-readable name for a stored (kind, value) identity, for the mapping UI.
-// Writes a null-terminated string into out (e.g. "Page Down", "Key 0x4B").
-void describeKey(uint8_t kind, uint8_t value, char* out, size_t outLen);
-
-// Draw a "BT Connecting..." popup and pump the BLE host until the bonded remote
-// links, the user presses a button to dismiss, or a timeout. No-op if BLE isn't
-// running or is already connected. The caller must redraw afterward to clear it.
-void showConnectingUntilLinked(const GfxRenderer& renderer, const MappedInputManager& input);
-
-}  // namespace bleinput

src/CrossPointSettings.h

@@ -225,22 +225,6 @@ class CrossPointSettings {
   uint8_t frontButtonConfirm = FRONT_HW_CONFIRM;
   uint8_t frontButtonLeft = FRONT_HW_LEFT;
   uint8_t frontButtonRight = FRONT_HW_RIGHT;
-  // --- Bluetooth (BLE HID page-turner) ---
-  // Master on/off for the BLE HID host. Persisted; auto-restored on boot/wake.
-  // Managed by BluetoothSettingsActivity and the in-reader "Toggle Bluetooth" menu item.
-  uint8_t bluetoothEnabled = 0;
-  // Remote-button mapping table: each slot binds a decoded BLE key identity to a
-  // logical MappedInputManager::Button. Fixed-capacity POD (no heap), persisted
-  // manually in JsonSettingsIO (like the front-button remap). 0xFF = empty/unassigned.
-  // Headroom for several buttons plus optional presets and rolling-code remotes
-  // (some buttons emit more than one code). Each entry is 3 bytes.
-  static constexpr uint8_t BLE_MAP_CAPACITY = 10;
-  struct BleKeyMapEntry {
-    uint8_t keyKind = 0xFF;  // 0 = SpecialKey, 1 = HID usage code; 0xFF = empty slot
-    uint8_t keyValue = 0;    // (uint8_t)freeink::SpecialKey, or the raw HID usage id
-    uint8_t button = 0xFF;   // (uint8_t)MappedInputManager::Button; 0xFF = unassigned
-  };
-  BleKeyMapEntry bleKeyMap[BLE_MAP_CAPACITY] = {};
   // Reader font settings
   uint8_t fontFamily = NOTOSERIF;
   uint8_t fontSize = MEDIUM;
@@ -254,6 +238,14 @@ class CrossPointSettings {
 
   // Reader screen margin settings
   uint8_t screenMargin = 5;
+  // OPDS download destination folder ("" = SD root). Global; edited from the
+  // OPDS server list. Persisted via a category-less SettingInfo::String in
+  // SettingsList.h, so it stays out of the on-device Settings screen.
+  char opdsDownloadFolder[64] = "";
+  // On-disk filename format for OPDS downloads (0=Author-Title default, 1=Title-Author,
+  // 2=Title). See OpdsFilenameFormat. Persisted via a category-less SettingInfo::Enum,
+  // edited from the OPDS server list; hidden from the on-device Settings screen.
+  uint8_t opdsFilenameFormat = 0;
   // Hide battery percentage
   uint8_t hideBatteryPercentage = HIDE_NEVER;
   // Long-press page turn button behavior

src/HeapMap.cpp

@@ -1,85 +0,0 @@
-#include "HeapMap.h"
-
-#include <Arduino.h>
-#include <Logging.h>
-#include <Memory.h>
-#include <esp_heap_caps.h>
-
-#include <cstdio>
-
-#include "rom/ets_sys.h"
-
-// heap_caps_dump walks each heap inside a critical section (interrupts
-// masked), so its output can neither go through the UART-0 ROM path we can't
-// see nor be flow-controlled toward the CDC (the CDC ring drains in an
-// interrupt handler — waiting deadlocks into the interrupt WDT,
-// field-verified). Instead the ROM putc parses each line into a compact
-// record; the captured table is logged after the dump with interrupts live.
-namespace heapmap {
-namespace {
-struct BlockRec {
-  uint32_t addr;
-  uint32_t size;
-  bool free;
-};
-constexpr uint16_t kMaxRecs = 1400;
-BlockRec* g_recs = nullptr;  // borrowed buffer, valid only during capture
-uint16_t g_recCount = 0;
-bool g_overflowed = false;
-char g_line[96];
-uint8_t g_lineLen = 0;
-
-void captInterpolatePutc(char c) {
-  if (c != '\n') {
-    if (g_lineLen < sizeof(g_line) - 1) g_line[g_lineLen++] = c;
-    return;
-  }
-  g_line[g_lineLen] = '\0';
-  g_lineLen = 0;
-  // e.g. "Block 0x3fcc69bc data, size: 89424 bytes, Free: Yes"
-  unsigned addr = 0, size = 0;
-  char freeWord[4] = {0};
-  if (sscanf(g_line, "Block 0x%x data, size: %u bytes, Free: %3s", &addr, &size, freeWord) == 3) {
-    if (g_recs && g_recCount < kMaxRecs) {
-      g_recs[g_recCount++] = {addr, size, freeWord[0] == 'Y'};
-    } else {
-      g_overflowed = true;
-    }
-  }
-}
-}  // namespace
-
-void dump() {
-  auto recBuf = makeUniqueNoThrow<BlockRec[]>(kMaxRecs);
-  if (!recBuf) {
-    LOG_ERR("MEM", "heap map skipped: no room for capture buffer");
-    return;
-  }
-  g_recs = recBuf.get();
-  g_recCount = 0;
-  g_overflowed = false;
-  g_lineLen = 0;
-  // Capture (interrupts masked inside the dump): parse into records, never
-  // wait. Log the table afterward with the system live. NOTE: the capture
-  // buffer itself appears in the map as a used block of ~17.4 KB — it frees
-  // on return (observer effect, do not chase it as a leak/splitter).
-  ets_install_putc1(&captInterpolatePutc);
-  heap_caps_dump(MALLOC_CAP_8BIT);
-  ets_install_uart_printf();
-  g_recs = nullptr;
-
-  LOG_DBG("MEM", "---- heap block map: %u blocks%s ----", g_recCount, g_overflowed ? " (TRUNCATED)" : "");
-  uint32_t dustCount = 0, dustBytes = 0;
-  for (uint16_t i = 0; i < g_recCount; ++i) {
-    const auto& r = recBuf[i];
-    if (r.free || r.size >= 256) {
-      LOG_DBG("MEM", "%s 0x%08x %u", r.free ? "FREE" : "used", r.addr, r.size);
-    } else {
-      dustCount++;
-      dustBytes += r.size;
-    }
-  }
-  LOG_DBG("MEM", "dust: %u used blocks < 256B totaling %u bytes", dustCount, dustBytes);
-  LOG_DBG("MEM", "---- end heap block map ----");
-}
-}  // namespace heapmap

src/HeapMap.h

@@ -1,10 +0,0 @@
-#pragma once
-
-// MEMFIX-PORT: heap block map (on-demand via CMD:MEMMAP + reader one-shot); portable, no BLE dependency
-namespace heapmap {
-// Capture-and-log the DRAM heap block map (address/size/free per block,
-// sub-256B used blocks rolled up as "dust"). Safe to call from the main loop;
-// ~60-100 LOG_DBG lines. See HeapMap.cpp for why capture-then-log is the only
-// shape that works (heap_caps_dump runs with interrupts masked).
-void dump();
-}  // namespace heapmap

src/JsonSettingsIO.cpp

@@ -7,13 +7,11 @@
 
 #include <algorithm>
 #include <cstring>
-#include <iterator>
 #include <string>
 
 #include "BookmarkEntry.h"
 #include "CrossPointSettings.h"
 #include "CrossPointState.h"
-#include "MappedInputManager.h"
 #include "OpdsServerStore.h"
 #include "RecentBooksStore.h"
 #include "SettingsList.h"
@@ -145,16 +143,6 @@ bool JsonSettingsIO::saveSettings(const CrossPointSettings& s, const char* path)
   doc["frontButtonConfirm"] = s.frontButtonConfirm;
   doc["frontButtonLeft"] = s.frontButtonLeft;
   doc["frontButtonRight"] = s.frontButtonRight;
-  // Bluetooth — managed by BluetoothSettingsActivity, not in SettingsList.
-  doc["bluetoothEnabled"] = s.bluetoothEnabled;
-  JsonArray bleMap = doc["bleKeyMap"].to<JsonArray>();
-  for (const auto& e : s.bleKeyMap) {
-    if (e.keyKind == 0xFF || e.button == 0xFF) continue;  // skip empty/unassigned slots
-    JsonObject o = bleMap.add<JsonObject>();
-    o["k"] = e.keyKind;
-    o["v"] = e.keyValue;
-    o["b"] = e.button;
-  }
   // Font family — uses dynamic getter/setter in SettingsList so the generic loop skips it.
   doc["fontFamily"] = s.fontFamily;
   // SD card font family name — not in SettingsList, save manually
@@ -252,23 +240,6 @@ bool JsonSettingsIO::loadSettings(CrossPointSettings& s, const char* json, bool*
       clamp(doc["frontButtonRight"] | (uint8_t)S::FRONT_HW_RIGHT, S::FRONT_BUTTON_HARDWARE_COUNT, S::FRONT_HW_RIGHT);
   CrossPointSettings::validateFrontButtonMapping(s);
 
-  // Bluetooth — managed by BluetoothSettingsActivity, not in SettingsList.
-  s.bluetoothEnabled = clamp(doc["bluetoothEnabled"] | (uint8_t)0, 2, 0);
-  std::fill(std::begin(s.bleKeyMap), std::end(s.bleKeyMap), CrossPointSettings::BleKeyMapEntry{});  // reset to empty
-  JsonArrayConst bleMap = doc["bleKeyMap"];
-  if (!bleMap.isNull()) {
-    uint8_t slot = 0;
-    for (JsonObjectConst o : bleMap) {
-      if (slot >= CrossPointSettings::BLE_MAP_CAPACITY) break;
-      const uint8_t button = o["b"] | (uint8_t)0xFF;
-      if (button >= MappedInputManager::kButtonCount) continue;  // drop invalid mappings
-      s.bleKeyMap[slot].keyKind = o["k"] | (uint8_t)0xFF;
-      s.bleKeyMap[slot].keyValue = o["v"] | (uint8_t)0;
-      s.bleKeyMap[slot].button = button;
-      slot++;
-    }
-  }
-
   // Font family — uses dynamic getter/setter in SettingsList so the generic loop skips it.
   const uint8_t storedFontFamily = doc["fontFamily"] | (uint8_t)0;
   s.fontFamily = clamp(storedFontFamily, CrossPointSettings::BUILTIN_FONT_COUNT, 0);

src/MappedInputManager.cpp

@@ -2,7 +2,6 @@
 
 #include <GfxRenderer.h>
 
-#include "BleInput.h"
 #include "CrossPointSettings.h"
 
 bool MappedInputManager::isNavDirectionSwapped() const {
@@ -75,105 +74,17 @@ bool MappedInputManager::mapButton(const Button button, bool (HalGPIO::*fn)(uint
   return false;
 }
 
-bool MappedInputManager::bleEdge(const bool* arr, const Button button) const {
-  // Mirror mapButton()'s composite navigation handling so a BLE key bound to a
-  // physical direction also satisfies the derived NavNext / NavPrevious logical
-  // buttons (used by list navigation), respecting the orientation axis flip.
-  switch (button) {
-    case Button::NavNext:
-      return isNavDirectionSwapped() ? (arr[(int)Button::Up] || arr[(int)Button::Left])
-                                     : (arr[(int)Button::Down] || arr[(int)Button::Right]);
-    case Button::NavPrevious:
-      return isNavDirectionSwapped() ? (arr[(int)Button::Down] || arr[(int)Button::Right])
-                                     : (arr[(int)Button::Up] || arr[(int)Button::Left]);
-    default:
-      return arr[(int)button];
-  }
-}
+bool MappedInputManager::wasPressed(const Button button) const { return mapButton(button, &HalGPIO::wasPressed); }
 
-bool MappedInputManager::wasPressed(const Button button) const {
-  return mapButton(button, &HalGPIO::wasPressed) || bleEdge(blePressEdge, button);
-}
+bool MappedInputManager::wasReleased(const Button button) const { return mapButton(button, &HalGPIO::wasReleased); }
 
-bool MappedInputManager::wasReleased(const Button button) const {
-  return mapButton(button, &HalGPIO::wasReleased) || bleEdge(bleReleaseEdge, button);
-}
-
-bool MappedInputManager::isPressed(const Button button) const {
-  // A BLE tap is momentary: report "pressed" only on the press-edge frame.
-  return mapButton(button, &HalGPIO::isPressed) || bleEdge(blePressEdge, button);
-}
-
-void MappedInputManager::setBleCaptureMode(const bool on) {
-  bleCaptureMode = on;
-  bleHasCaptured = false;
-  if (on) {
-    // Clear any stale overlay so a held remote key doesn't leak into the UI.
-    for (uint8_t i = 0; i < kButtonCount; i++) {
-      blePressEdge[i] = false;
-      bleReleaseEdge[i] = false;
-    }
-  }
-}
-
-bool MappedInputManager::takeCapturedBleKey(uint8_t& kind, uint8_t& value) {
-  if (!bleHasCaptured) return false;
-  kind = bleCapturedKind;
-  value = bleCapturedValue;
-  bleHasCaptured = false;
-  return true;
-}
-
-void MappedInputManager::pollBle() {
-  bleActivityThisFrame = false;
-  // Age last frame's press edges into this frame's release edges (the FreeInk host
-  // surfaces presses + synthetic repeats but never releases), then clear presses. A
-  // pending release also counts as BLE activity this frame so getHeldTime() reports
-  // zero on the release frame too (page-turn handlers often fire on release).
-  for (uint8_t i = 0; i < kButtonCount; i++) {
-    bleReleaseEdge[i] = blePressEdge[i];
-    blePressEdge[i] = false;
-    if (bleReleaseEdge[i]) bleActivityThisFrame = true;
-  }
-
-  freeink::KeyEvent ev;
-  while (BleHid.popKey(ev)) {
-    uint8_t kind = 0xFF;
-    uint8_t value = 0;
-    if (!bleinput::encodeKey(ev, kind, value)) continue;
-
-    if (bleCaptureMode) {
-      bleCapturedKind = kind;
-      bleCapturedValue = value;
-      bleHasCaptured = true;
-      continue;
-    }
-
-    // Resolve the key identity against the persisted mapping table.
-    for (const auto& e : SETTINGS.bleKeyMap) {
-      if (e.button == 0xFF || e.keyKind != kind || e.keyValue != value) continue;
-      if (e.button < kButtonCount) {
-        blePressEdge[e.button] = true;
-        bleActivityThisFrame = true;
-      }
-      break;
-    }
-  }
-}
+bool MappedInputManager::isPressed(const Button button) const { return mapButton(button, &HalGPIO::isPressed); }
 
 bool MappedInputManager::wasAnyPressed() const { return gpio.wasAnyPressed(); }
 
 bool MappedInputManager::wasAnyReleased() const { return gpio.wasAnyReleased(); }
 
-unsigned long MappedInputManager::getHeldTime() const {
-  // A BLE-mapped key is a momentary tap with no physical hold (we don't model BLE
-  // press-and-hold). gpio.getHeldTime() returns the *last physical* button's hold
-  // duration, which is stale — if a BLE edge drove input this frame, reporting that
-  // stale value makes a tap look like a long-press (e.g. page tap -> chapter skip).
-  // Report zero in that case so BLE taps are always treated as short presses.
-  if (bleActivityThisFrame) return 0;
-  return gpio.getHeldTime();
-}
+unsigned long MappedInputManager::getHeldTime() const { return gpio.getHeldTime(); }
 
 MappedInputManager::Labels MappedInputManager::mapLabels(const char* back, const char* confirm, const char* previous,
                                                          const char* next) const {

src/MappedInputManager.h

@@ -7,9 +7,6 @@ class GfxRenderer;
 class MappedInputManager {
  public:
   enum class Button { Back, Confirm, Left, Right, Up, Down, Power, PageBack, PageForward, NavNext, NavPrevious };
-  // Number of values in Button (Back..NavPrevious). Used to size the BLE overlay and
-  // to clamp persisted BLE mappings. Keep in sync with the enum above.
-  static constexpr uint8_t kButtonCount = 11;
 
   struct Labels {
     const char* btn1;
@@ -31,23 +28,6 @@ class MappedInputManager {
   // Returns the raw front button index that was pressed this frame (or -1 if none).
   int getPressedFrontButton() const;
 
-  // --- BLE page-turner overlay -------------------------------------------------
-  // Drain decoded key events from the FreeInk BLE HID host and translate the ones
-  // bound in SETTINGS.bleKeyMap into per-frame logical-button edges that OR into
-  // wasPressed()/isPressed()/wasReleased(). Call once per main-loop iteration,
-  // right after gpio.update() and BleHid.poll(). No-ops when BLE is compiled out.
-  void pollBle();
-  // True when a mapped BLE key produced an edge this frame — keeps the inactivity
-  // / auto-sleep timer alive while a remote is the only input device in use.
-  bool bleHadActivityThisFrame() const { return bleActivityThisFrame; }
-  // Capture mode: while on, pollBle() stops mapping events and instead stashes the
-  // raw decoded key identity so the button-mapping UI can read it without racing the
-  // live mapping over the single popKey() queue.
-  void setBleCaptureMode(bool on);
-  // Pop a captured (kind, value) key identity grabbed while in capture mode.
-  // Returns false when nothing has been captured since the last call.
-  bool takeCapturedBleKey(uint8_t& kind, uint8_t& value);
-
   // True when the control axis is flipped relative to the physical buttons: the user opted into
   // orientation-following front buttons AND the screen is *currently rendered* rotated (INVERTED /
   // LANDSCAPE_CCW). Keyed on the live renderer orientation rather than the persisted reader setting,
@@ -64,17 +44,4 @@ class MappedInputManager {
   const GfxRenderer& renderer;
 
   bool mapButton(Button button, bool (HalGPIO::*fn)(uint8_t) const) const;
-  // OR-in the BLE overlay for a logical button, mirroring mapButton()'s composite
-  // handling of NavNext/NavPrevious so a remote key bound to Up/Down/Left/Right also
-  // drives list navigation.
-  bool bleEdge(const bool* arr, Button button) const;
-
-  // Per-frame BLE overlay, indexed by (uint8_t)Button.
-  bool blePressEdge[kButtonCount] = {};    // press edge this frame   -> wasPressed / isPressed
-  bool bleReleaseEdge[kButtonCount] = {};  // release edge this frame  -> wasReleased
-  bool bleActivityThisFrame = false;
-  bool bleCaptureMode = false;
-  bool bleHasCaptured = false;
-  uint8_t bleCapturedKind = 0xFF;
-  uint8_t bleCapturedValue = 0;
 };

src/SdCardFontSystem.h

@@ -32,10 +32,6 @@ class SdCardFontSystem {
   /// Non-const access to the registry (for FontInstaller).
   SdCardFontRegistry& registry() { return registry_; }
 
-  // MEMFIX-PORT: font system audit passthrough; portable
-  /// Resident heap held by loaded SD fonts (audit; see SdCardFont::reportMemory).
-  size_t reportFontMemory() const { return manager_.reportMemory(); }
-
   /// Mark the registry as needing re-discovery.
   /// Thread-safe: can be called from the web server task.
   void markRegistryDirty() { registryDirty_.store(true, std::memory_order_release); }

src/SettingsList.h

@@ -194,6 +194,16 @@ inline std::vector<SettingInfo> getSettingsList(const SdCardFontRegistry* regist
         SettingInfo::Toggle(StrId::STR_MOVE_FINISHED_TO_READ, &CrossPointSettings::moveFinishedToReadFolder,
                             "moveFinishedToReadFolder", StrId::STR_CAT_SYSTEM),
 
+        // OPDS download folder: persisted + web-exposed, but category-less so it
+        // is hidden from the on-device Settings screen (edited via OPDS UI).
+        SettingInfo::String(StrId::STR_OPDS_DOWNLOAD_FOLDER, &SETTINGS.opdsDownloadFolder[0],
+                            sizeof(SETTINGS.opdsDownloadFolder), "opdsDownloadFolder"),
+        // OPDS download filename format: persisted + web-exposed, category-less so it
+        // is hidden from the on-device Settings screen (cycled from the OPDS UI).
+        SettingInfo::Enum(StrId::STR_OPDS_FILENAME_FORMAT, &CrossPointSettings::opdsFilenameFormat,
+                          {StrId::STR_FMT_AUTHOR_TITLE, StrId::STR_FMT_TITLE_AUTHOR, StrId::STR_FMT_TITLE},
+                          "opdsFilenameFormat"),
+
         // --- KOReader Sync (web-only, uses KOReaderCredentialStore) ---
         SettingInfo::DynamicString(
             StrId::STR_KOREADER_USERNAME, [] { return KOREADER_STORE.getUsername(); },

src/SilentRestart.h

@@ -6,7 +6,3 @@
 
 void silentRestart();          // home screen
 void silentRestartToReader();  // currently-open EPUB (APP_STATE.openEpubPath)
-// True when this boot itself came from a silent restart. Callers that restart
-// as a last-resort defrag must check this so a failure that survives the
-// restart degrades to an error instead of a reboot loop.
-bool bootWasSilentRestart();

src/activities/Activity.h

@@ -44,17 +44,6 @@ class Activity {
   virtual bool skipLoopDelay() { return false; }
   virtual bool preventAutoSleep() { return false; }
   virtual bool isReaderActivity() const { return false; }
-  // True if this activity needs the BLE stack resident (beyond the readers, which are
-  // covered by isReaderActivity()). The Bluetooth settings screen overrides this so
-  // pairing/scanning works there. Everywhere else BLE is torn down to free heap.
-  virtual bool keepsBluetoothAlive() const { return false; }
-  // True while the current activity is doing heap-heavy work that must finish
-  // before the BLE stack (~52 KB) may start.
-  virtual bool deferBluetoothStart() const { return false; }
-  // Ask the activity to make its next render a full ghost-cleanup (HALF) refresh rather
-  // than a fast/partial one. Used after drawing a transient popup over grayscale content
-  // (e.g. the "BT Connecting..." popup over a reader page) so it clears without ghosting.
-  virtual void requestGhostCleanup() {}
   virtual ScreenshotInfo getScreenshotInfo() const { return {}; }
 
   // Start a new activity without destroying the current one

src/activities/ActivityManager.cpp

@@ -256,25 +256,6 @@ bool ActivityManager::isReaderActivity() const {
          (currentActivity && currentActivity->isReaderActivity());
 }
 
-bool ActivityManager::currentKeepsBluetoothAlive() const {
-  return currentActivity && currentActivity->keepsBluetoothAlive();
-}
-
-void ActivityManager::requestGhostCleanup() {
-  if (currentActivity) currentActivity->requestGhostCleanup();
-}
-
-bool ActivityManager::bluetoothShouldBeActive() const {
-  const auto wants = [](const auto& activity) {
-    return activity && (activity->isReaderActivity() || activity->keepsBluetoothAlive());
-  };
-  return std::any_of(stackActivities.begin(), stackActivities.end(), wants) || wants(currentActivity);
-}
-
-bool ActivityManager::bluetoothStartDeferred() const {
-  return currentActivity && currentActivity->deferBluetoothStart();
-}
-
 bool ActivityManager::skipLoopDelay() const { return currentActivity && currentActivity->skipLoopDelay(); }
 
 ScreenshotInfo ActivityManager::getScreenshotInfo() const {

src/activities/ActivityManager.h

@@ -102,16 +102,6 @@ class ActivityManager {
 
   bool preventAutoSleep() const;
   bool isReaderActivity() const;
-  bool currentKeepsBluetoothAlive() const;
-  // True if BLE should be resident for the current context: any reader (page-turner
-  // input) or the Bluetooth settings screen (pairing) is on the stack.
-  bool bluetoothShouldBeActive() const;
-  // True while the CURRENT activity is mid heap-heavy work that must complete before
-  // NimBLE may start (see Activity::deferBluetoothStart). Current only, not the
-  // stack: a reader stacked under a menu has its loop() paused, so its build never
-  // advances — a stack-wide check would hold BLE off for as long as the menu stays
-  // open.
-  bool bluetoothStartDeferred() const;
   bool skipLoopDelay() const;
   ScreenshotInfo getScreenshotInfo() const;
 
@@ -119,9 +109,6 @@ class ActivityManager {
   // Otherwise, it will be deferred until the end of the current loop iteration.
   void requestUpdate(bool immediate = false);
 
-  // Ask the current activity to make its next render a ghost-cleanup (HALF) refresh.
-  void requestGhostCleanup();
-
   // Trigger a render and block until it completes.
   // Must NOT be called from the render task or while holding a RenderLock.
   void requestUpdateAndWait();

src/activities/browser/OpdsBookBrowserActivity.cpp

@@ -2,11 +2,13 @@
 
 #include <Arduino.h>
 #include <GfxRenderer.h>
+#include <HalStorage.h>
 #include <I18n.h>
 #include <Logging.h>
 #include <OpdsStream.h>
 #include <WiFi.h>
 
+#include "CrossPointSettings.h"
 #include "MappedInputManager.h"
 #include "SilentRestart.h"
 #include "activities/network/WifiSelectionActivity.h"
@@ -15,6 +17,7 @@
 #include "fontIds.h"
 #include "network/HttpDownloader.h"
 #include "util/BookCacheUtils.h"
+#include "util/OpdsFilename.h"
 #include "util/StringUtils.h"
 #include "util/UrlUtils.h"
 
@@ -279,8 +282,26 @@ void OpdsBookBrowserActivity::downloadBook(const OpdsEntry& book) {
   // Build full download URL relative to the current feed, not the root server URL
   const std::string feedUrl = UrlUtils::buildUrl(server.url, currentPath);
   std::string downloadUrl = UrlUtils::buildUrl(feedUrl, book.href);
-  std::string filename =
-      "/" + StringUtils::sanitizeFilename((book.author.empty() ? "" : book.author + " - ") + book.title) + ".epub";
+  // opdsDownloadFolder is already a null-terminated char[64]; use it directly —
+  // no std::string copy. exists()/mkdir() take const char*.
+  const char* folder = SETTINGS.opdsDownloadFolder;  // "" => SD root
+  bool haveFolder = folder[0] != '\0';
+  if (haveFolder && !Storage.exists(folder) && !Storage.mkdir(folder)) {
+    // exists()-guard first: mkdir's return-on-existing is unconfirmed, and every
+    // existing caller checks exists() before mkdir. On real failure, fall back
+    // to SD root so the download is never lost.
+    LOG_ERR("OPDS", "mkdir failed for %s, using SD root", folder);
+    haveFolder = false;
+  }
+
+  // downloadToFile() needs a std::string, and titles are unbounded (a fixed
+  // char[] would truncate). Cold path (a multi-second download follows), so one
+  // reserve'd, in-place-appended owning string is the right call.
+  std::string filename;
+  filename.reserve(96);
+  if (haveFolder) filename += folder;
+  filename += '/';
+  filename += opdsBookFilename(book.author, book.title, static_cast<OpdsFilenameFormat>(SETTINGS.opdsFilenameFormat));
   LOG_DBG("OPDS", "Downloading: %s -> %s", downloadUrl.c_str(), filename.c_str());
 
   int lastRenderedPercent = -1;

src/activities/network/CrossPointWebServerActivity.cpp

@@ -18,8 +18,6 @@
 #include "fontIds.h"
 #include "util/QrUtils.h"
 
-#include "BleInput.h"
-
 namespace {
 // AP Mode configuration
 constexpr const char* AP_SSID = "CrossPoint-Reader";
@@ -143,12 +141,6 @@ void CrossPointWebServerActivity::onNetworkModeSelected(const NetworkMode mode)
   if (mode == NetworkMode::JOIN_NETWORK) {
     // STA mode - launch WiFi selection
     LOG_DBG("WEBACT", "Turning on WiFi (STA mode)...");
-    // Free the BLE stack BEFORE bringing WiFi up (matches WifiSelectionActivity):
-    // the C3 shares one radio and heap between the stacks, and the WiFi driver
-    // sizes its RX/TX buffer pools at init — initializing it with NimBLE's ~50 KB
-    // still resident leaves WiFi permanently starved even after the lifecycle
-    // stops BLE a loop later. No-op when BLE is already off.
-    bleinput::stop();
     WiFi.mode(WIFI_STA);
 
     state = WebServerActivityState::WIFI_SELECTION;
@@ -201,13 +193,6 @@ void CrossPointWebServerActivity::startAccessPoint() {
   LOG_DBG("WEBACT", "Starting Access Point mode...");
   LOG_DBG("WEBACT", "Free heap before AP start: %d bytes", ESP.getFreeHeap());
 
-  // Free the BLE stack BEFORE bringing WiFi up (matches WifiSelectionActivity):
-  // the C3 shares one radio and heap between the stacks, and the WiFi driver
-  // sizes its RX/TX buffer pools at init — initializing it with NimBLE's ~50 KB
-  // still resident leaves WiFi permanently starved even after the lifecycle
-  // stops BLE a loop later. No-op when BLE is already off.
-  bleinput::stop();
-
   // Configure and start the AP
   WiFi.mode(WIFI_AP);
   delay(100);

src/activities/network/WifiSelectionActivity.cpp

@@ -8,7 +8,6 @@
 
 #include <algorithm>
 
-#include "BleInput.h"
 #include "CrossPointSettings.h"
 #include "MappedInputManager.h"
 #include "WifiCredentialStore.h"
@@ -98,11 +97,6 @@ void WifiSelectionActivity::startWifiScan(const bool autoScan) {
   networks.clear();
   requestUpdate();
 
-  // Free the BLE stack before bringing WiFi up: the C3 has one radio and the two
-  // stacks can't both fit in heap. Reachable from the reader via KOReader sync, where
-  // BLE is still resident; a no-op when BLE is already off (launched from Settings).
-  bleinput::stop();
-
   // Set WiFi mode to station
   WiFi.mode(WIFI_STA);
   WiFi.disconnect();
@@ -355,7 +349,6 @@ void WifiSelectionActivity::attemptConnection() {
   connectionError.clear();
   requestUpdate();
 
-  bleinput::stop();        // free the BLE stack before WiFi (shared C3 radio, tight heap)
   WiFi.persistent(false);  // Credentials are managed by WifiCredentialStore; suppress SDK NVS auto-connect
   WiFi.mode(WIFI_STA);
   WiFi.disconnect(true, true);  // Abort any in-progress SDK auto-connect and clear NVS-saved SSID

src/activities/reader/EpubReaderActivity.cpp

@@ -17,7 +17,6 @@
 #include <iterator>
 #include <limits>
 
-#include "BleInput.h"
 #include "BookmarkEntry.h"
 #include "CrossPointSettings.h"
 #include "CrossPointState.h"
@@ -33,15 +32,10 @@
 #include "QrDisplayActivity.h"
 #include "ReaderUtils.h"
 #include "RecentBooksStore.h"
-#include "SilentRestart.h"
 #include "components/UITheme.h"
 #include "fontIds.h"
 #include "util/BookmarkUtil.h"
 #include "util/ScreenshotUtil.h"
-#include "SdCardFontSystem.h"
-#include <esp_heap_caps.h>
-#include "rom/ets_sys.h"
-#include "HeapMap.h"
 
 namespace {
 // pagesPerRefresh now comes from SETTINGS.getRefreshFrequency()
@@ -71,55 +65,6 @@ bool isInReadFolder(const std::string& path) {
   return path.size() > n && path.compare(0, n, READ_FOLDER) == 0 && path[n] == '/';
 }
 
-class FrameBufferBuildLoan {
- public:
-  explicit FrameBufferBuildLoan(GfxRenderer& renderer) : renderer_(renderer) {}
-  ~FrameBufferBuildLoan() {
-    if (active_ && !restore()) {
-      ESP.restart();
-    }
-  }
-
-  void release() {
-    if (active_ || !renderer_.hasFrameBuffer()) return;
-    if (bleinput::startInProgress()) {
-      LOG_INF("ERS", "Framebuffer loan waiting for BLE start to settle");
-      const uint32_t deadline = millis() + 1000;
-      while (bleinput::startInProgress() && millis() < deadline) {
-        delay(5);
-      }
-    }
-    renderer_.releaseFrameBufferForBuild();
-    active_ = true;
-    LOG_DBG("ERS", "Framebuffer lent for section build (ble=%u heap=%u maxAlloc=%u)", BleHid.isRunning() ? 1 : 0,
-            (unsigned)ESP.getFreeHeap(), (unsigned)ESP.getMaxAllocHeap());
-  }
-
-  bool restore() {
-    if (!active_) return true;
-    active_ = false;
-    if (renderer_.restoreFrameBufferAfterBuild()) {
-      LOG_DBG("ERS", "Framebuffer restored after section build");
-      return true;
-    }
-    if (BleHid.isRunning()) {
-      LOG_INF("ERS", "Framebuffer restore needs heap; freeing BLE and retrying (heap=%u maxAlloc=%u)",
-              (unsigned)ESP.getFreeHeap(), (unsigned)ESP.getMaxAllocHeap());
-      bleinput::stop();
-      if (renderer_.restoreFrameBufferAfterBuild()) {
-        LOG_DBG("ERS", "Framebuffer restored after freeing BLE");
-        return true;
-      }
-    }
-    LOG_ERR("ERS", "Framebuffer restore failed after section build");
-    return false;
-  }
-
- private:
-  GfxRenderer& renderer_;
-  bool active_ = false;
-};
-
 struct ProgressRange {
   float start;
   float end;
@@ -212,8 +157,6 @@ void EpubReaderActivity::onEnter() {
 
   ImageBlock::clearSessionRenderFailures();
 
-  statusBarBleConnected = BleHid.isConnected();
-
   // Configure screen orientation based on settings
   // NOTE: This affects layout math and must be applied before any render calls.
   ReaderUtils::applyOrientation(renderer, SETTINGS.orientation);
@@ -314,32 +257,6 @@ void EpubReaderActivity::openReaderMenu() {
                          });
 }
 
-bool EpubReaderActivity::buildTickHeapGate() {
-  const size_t freeHeap = ESP.getFreeHeap();
-  const size_t maxBlock = ESP.getMaxAllocHeap();
-  if (freeHeap >= BACKGROUND_BUILD_MIN_FREE_HEAP && maxBlock >= BACKGROUND_BUILD_MIN_MAX_ALLOC) {
-    return true;
-  }
-  const size_t lendableFrameBuffer = renderer.hasFrameBuffer() ? renderer.getBufferSize() : 0;
-  if (lendableFrameBuffer > 0 && freeHeap + lendableFrameBuffer >= BACKGROUND_BUILD_MIN_FREE_HEAP &&
-      maxBlock + lendableFrameBuffer >= BACKGROUND_BUILD_MIN_MAX_ALLOC) {
-    return true;
-  }
-  // Below the floors. If the BLE stack is what's squeezing the heap, shed it — the
-  // established policy on this branch is that builds and resident BLE don't coexist,
-  // and this was the one build path without that protection (field crash: a tick's
-  // parse allocation aborted at maxAlloc ~11 KB with BLE resident). The lifecycle's
-  // build-pending deferral keeps BLE down until the window is caught up, then
-  // restarts it behind the start floor. Without BLE resident, just wait: page-turn
-  // transients free up between turns and the tick retries every loop pass.
-  if (BleHid.isRunning()) {
-    LOG_INF("ERS", "Background build needs heap (free=%u maxAlloc=%u); freeing BLE RAM", (unsigned)freeHeap,
-            (unsigned)maxBlock);
-    bleinput::stop();
-  }
-  return false;
-}
-
 void EpubReaderActivity::loop() {
   if (!epub) {
     // Should never happen
@@ -347,48 +264,6 @@ void EpubReaderActivity::loop() {
     return;
   }
 
-  // Swap the "BT connecting" status bar placeholder back to the chapter/book
-  // title the moment the connection completes (and back on disconnect). Skips
-  // while a render is in flight or the framebuffer is lent to a build; the
-  // next page render shows the right state anyway.
-  if (SETTINGS.bluetoothEnabled && section && renderer.hasFrameBuffer() && !RenderLock::peek()) {
-    const bool connected = BleHid.isConnected();
-    if (connected != statusBarBleConnected) {
-      statusBarBleConnected = connected;
-      renderStatusBar();
-      renderer.displayBuffer(HalDisplay::FAST_REFRESH);
-    }
-  }
-
-  // Idle glyph prewarm for the likely next page (currentPage + 1). The scan
-  // pass draws nothing (FCM scan mode suppresses pixels), so the displayed
-  // framebuffer is untouched; endScanAndPrewarm loads only glyphs not already
-  // cached. Debounced past rapid page-flipping, one attempt per position, and
-  // deferred while a render/build owns the CPU or the heap is at the render
-  // floor. Cross-chapter prewarm is deliberately out of scope (next spine's
-  // section isn't loaded).
-  constexpr unsigned long IDLE_PREWARM_DEBOUNCE_MS = 400;
-  if (section && !section->isBuilding() && !RenderLock::peek() && renderer.hasFrameBuffer() &&
-      lastRenderCompleteMs != 0 && millis() - lastRenderCompleteMs > IDLE_PREWARM_DEBOUNCE_MS &&
-      ESP.getFreeHeap() > RENDER_MIN_FREE_HEAP &&
-      (idlePrewarmSpine != currentSpineIndex || idlePrewarmPage != section->currentPage)) {
-    idlePrewarmSpine = currentSpineIndex;
-    idlePrewarmPage = section->currentPage;
-    const int nextPage = section->currentPage + 1;
-    if (nextPage < static_cast<int>(section->pageCount)) {
-      RenderLock lock;  // the page table must not change under the scan
-      if (const auto p = section->loadPage(nextPage)) {
-        if (auto* fcm = renderer.getFontCacheManager()) {
-          const auto t0 = millis();
-          auto scope = fcm->createPrewarmScope();
-          p->render(renderer, SETTINGS.getReaderFontId(), 0, 0);  // scan only, no pixels
-          scope.endScanAndPrewarm();
-          LOG_DBG("ERS", "Idle prewarm: page %d in %lums", nextPage, millis() - t0);
-        }
-      }
-    }
-  }
-
   // Lazily resume a partial's extension build once the reader nears its watermark. Far from
   // it the rebuild is all cost (whole-chapter re-layout from page 0) and no benefit this
   // session, so reopening a partial deliberately does NOT start it (see the deferral in
@@ -424,8 +299,7 @@ void EpubReaderActivity::loop() {
   // "far enough ahead" and stall the build at 0 pages -- then the first turn past the
   // watermark re-parses the whole chapter synchronously. Keep ticking until it finalizes.
   if (section && section->isBuilding() && !RenderLock::peek() &&
-      (section->isPartial() || static_cast<int>(section->pageCount) < section->currentPage + BUILD_WINDOW_AHEAD) &&
-      buildTickHeapGate()) {
+      (section->isPartial() || static_cast<int>(section->pageCount) < section->currentPage + BUILD_WINDOW_AHEAD)) {
     RenderLock lock;
     // Re-check under the lock: render() (which also holds the RenderLock) may have finalized the
     // build between the outer isBuilding() check and acquiring the lock here, in which case
@@ -433,8 +307,6 @@ void EpubReaderActivity::loop() {
     // mutation, so it flags this as always true.
     // cppcheck-suppress knownConditionTrueFalse
     if (section->isBuilding()) {
-      FrameBufferBuildLoan buildLoan(renderer);
-      buildLoan.release();
       if (!section->buildSomeMore(BACKGROUND_BUILD_PAGES_PER_TICK)) {
         LOG_ERR("ERS", "Background section build failed");
         section.reset();
@@ -444,9 +316,6 @@ void EpubReaderActivity::loop() {
         // real page count, so re-render at the remapped page. No-op for an unchanged resume.
         requestUpdate();
       }
-      if (!buildLoan.restore()) {
-        ESP.restart();
-      }
     }
   }
 
@@ -1048,17 +917,6 @@ void EpubReaderActivity::render(RenderLock&& lock) {
     return;
   }
 
-  FrameBufferBuildLoan buildLoan(renderer);
-
-  // If BLE leaves the reader below the render floor, lend the framebuffer before
-  // deserializing/loading the page instead of tearing BLE down immediately. The
-  // restore path still frees BLE if the framebuffer cannot be reallocated.
-  if (BleHid.isRunning() && ESP.getFreeHeap() < RENDER_MIN_FREE_HEAP) {
-    LOG_INF("ERS", "Render heap %u below floor %u; lending framebuffer", (unsigned)ESP.getFreeHeap(),
-            (unsigned)RENDER_MIN_FREE_HEAP);
-    buildLoan.release();
-  }
-
   const auto showPendingSyncSaveError = [this]() {
     if (!pendingSyncSaveError) return;
     pendingSyncSaveError = false;
@@ -1068,11 +926,7 @@ void EpubReaderActivity::render(RenderLock&& lock) {
   // A section build failure (e.g. an invalid/corrupt EPUB that fails XML parsing) leaves the
   // "Indexing" popup on screen with no way forward. Surface an explicit error instead of hanging.
   // clearScreen first so the error popup doesn't overlay the stale "Indexing" popup.
-  const auto showBuildError = [this, &buildLoan]() {
-    if (!buildLoan.restore()) {
-      ESP.restart();
-      return;
-    }
+  const auto showBuildError = [this]() {
     renderer.clearScreen();
     GUI.drawPopup(renderer, tr(STR_INDEX_FAILED));
     automaticPageTurnActive = false;
@@ -1157,44 +1011,6 @@ void EpubReaderActivity::render(RenderLock&& lock) {
         LOG_DBG("ERS", "Cache not found, building...");
       }
 
-      // The layout code (line-break DP arrays, CSS lookups, glyph buffers) allocates freely
-      // and abort()s on OOM under -fno-exceptions, so a starved heap must be handled BEFORE
-      // the build: pre-flight the floor and take the recovery path up front instead of
-      // crashing mid-parse. Field data: builds succeed at ~46 KB free with BLE resident;
-      // abort() observed at ~11 KB free.
-      const size_t lendableFrameBuffer = renderer.hasFrameBuffer() ? renderer.getBufferSize() : 0;
-      const bool heapTooLow = ESP.getFreeHeap() + lendableFrameBuffer < BUILD_MIN_FREE_HEAP;
-      if (heapTooLow) {
-        LOG_ERR("ERS", "Pre-build heap %u (+fb %u) below floor %u; entering build recovery",
-                (unsigned)ESP.getFreeHeap(), (unsigned)lendableFrameBuffer, (unsigned)BUILD_MIN_FREE_HEAP);
-      }
-
-      // Building a section needs a large contiguous inflate (deflate) window that the
-      // resident NimBLE stack fragments out of existence (~16 KB max block with BT on).
-      // On build failure (or a pre-flight floor miss) with BT enabled: free the BLE stack
-      // and retry. The chapter is cached afterwards, so this recovery runs at most once
-      // per uncached chapter.
-      // Deliberately do NOT restart BLE inline: this render still has its own allocations
-      // to make. The main-loop lifecycle restarts BLE later, behind its activity,
-      // render-lock, framebuffer, and heap gates.
-      const auto retryWithBleFreed = [&](auto&& buildFn) {
-        LOG_INF("ERS", "Section build needs heap; freeing BLE RAM and retrying");
-        bleinput::stop();
-        return buildFn();
-      };
-
-      // Even with BLE freed, the build can fail when this session's parse churn has
-      // fragmented the heap beyond in-place recovery. A silent restart is the only
-      // real defrag on this heap (no compaction); it resumes into this book and
-      // rebuilds the section on a fresh heap. Guarded by bootWasSilentRestart() so a
-      // build that fails again after the restart degrades to the error popup below
-      // instead of reboot-looping.
-      const auto silentRestartDefrag = [&]() {
-        if (bootWasSilentRestart()) return;
-        LOG_ERR("ERS", "Section build failed after BLE recovery; silent restart to defrag heap");
-        silentRestartToReader();
-      };
-
       // Jumps that need the final pagination or the anchor map -- explicit page jumps,
       // fragment anchors, percent jumps, and cross-setting progress repositioning -- can't
       // resolve their landing page until the whole chapter is laid out, so they take the full
@@ -1221,18 +1037,10 @@ void EpubReaderActivity::render(RenderLock&& lock) {
         // Lend the framebuffer's 48 KB to the blocking full build; restored
         // (white) at scope exit, and the page render below redraws everything.
         GfxRenderer::FrameBufferLoan loan(renderer);
-        const auto buildSection = [&]() {
-          return section->createSectionFile(SETTINGS.getReaderFontId(), SETTINGS.getReaderLineCompression(),
-                                            SETTINGS.extraParagraphSpacing, SETTINGS.paragraphAlignment, viewportWidth,
-                                            viewportHeight, SETTINGS.hyphenationEnabled, SETTINGS.embeddedStyle,
-                                            SETTINGS.imageRendering, SETTINGS.focusReadingEnabled, popupFn);
-        };
-        bool built = !heapTooLow && buildSection();
-        if (!built && SETTINGS.bluetoothEnabled) {
-          built = retryWithBleFreed(buildSection);
-        }
-        if (!built) {
-          silentRestartDefrag();
+        if (!section->createSectionFile(SETTINGS.getReaderFontId(), SETTINGS.getReaderLineCompression(),
+                                        SETTINGS.extraParagraphSpacing, SETTINGS.paragraphAlignment, viewportWidth,
+                                        viewportHeight, SETTINGS.hyphenationEnabled, SETTINGS.embeddedStyle,
+                                        SETTINGS.imageRendering, SETTINGS.focusReadingEnabled, popupFn)) {
           LOG_ERR("ERS", "Failed to persist page data to SD");
           section.reset();
           loan.end();  // restore before anything draws
@@ -1290,21 +1098,10 @@ void EpubReaderActivity::render(RenderLock&& lock) {
           // background buildSomeMore chunks in loop() do NOT get the loan: they
           // deliberately interleave with page renders. Restored before render.
           GfxRenderer::FrameBufferLoan loan(renderer);
-          // startBuild does the zip inflate (the big contiguous allocation), so it gets
-          // the BLE free-and-retry fallback too; it cleans up fully on failure, making a
-          // retry safe.
-          const auto beginBuild = [&]() {
-            return section->startBuild(SETTINGS.getReaderFontId(), SETTINGS.getReaderLineCompression(),
-                                       SETTINGS.extraParagraphSpacing, SETTINGS.paragraphAlignment, viewportWidth,
-                                       viewportHeight, SETTINGS.hyphenationEnabled, SETTINGS.embeddedStyle,
-                                       SETTINGS.imageRendering, SETTINGS.focusReadingEnabled);
-          };
-          bool started = !heapTooLow && beginBuild();
-          if (!started && SETTINGS.bluetoothEnabled) {
-            started = retryWithBleFreed(beginBuild);
-          }
-          if (!started) {
-            silentRestartDefrag();
+          if (!section->startBuild(SETTINGS.getReaderFontId(), SETTINGS.getReaderLineCompression(),
+                                   SETTINGS.extraParagraphSpacing, SETTINGS.paragraphAlignment, viewportWidth,
+                                   viewportHeight, SETTINGS.hyphenationEnabled, SETTINGS.embeddedStyle,
+                                   SETTINGS.imageRendering, SETTINGS.focusReadingEnabled)) {
             LOG_ERR("ERS", "Failed to start section build");
             section.reset();
             loan.end();  // restore before anything draws (showBuildError renders a popup)
@@ -1379,7 +1176,6 @@ void EpubReaderActivity::render(RenderLock&& lock) {
   }
   while (section->isPartial() && section->currentPage >= static_cast<int>(section->pageCount)) {
     // Start a build to extend a partial toward the requested page.
-    buildLoan.release();
     if (!section->isBuilding() &&
         !section->startBuild(SETTINGS.getReaderFontId(), SETTINGS.getReaderLineCompression(),
                              SETTINGS.extraParagraphSpacing, SETTINGS.paragraphAlignment, viewportWidth, viewportHeight,
@@ -1402,7 +1198,6 @@ void EpubReaderActivity::render(RenderLock&& lock) {
   }
   // For an in-progress incremental build, make sure the page we're about to show has been laid out.
   if (section->isBuilding()) {
-    buildLoan.release();
     while (!section->isBuildComplete() && section->currentPage >= static_cast<int>(section->pageCount)) {
       if (!section->buildSomeMore(BUILD_PAGES_PER_CHUNK)) {
         LOG_ERR("ERS", "Failed during incremental section build");
@@ -1413,14 +1208,6 @@ void EpubReaderActivity::render(RenderLock&& lock) {
     }
   }
 
-  const auto restoreFramebufferForDraw = [&buildLoan]() {
-    if (!buildLoan.restore()) {
-      ESP.restart();
-      return false;
-    }
-    return true;
-  };
-
   // The requested page is now as built as it will get. If it still lands past the end,
   // clamp to the last real page: the UINT16_MAX "last page" sentinel from backward chapter
   // navigation, an explicit jump beyond a finished chapter, or a stale saved position.
@@ -1435,10 +1222,10 @@ void EpubReaderActivity::render(RenderLock&& lock) {
   // a plain resume / unchanged pagination). If still building, this defers to loop() on completion.
   applyDeferredReposition();
 
+  renderer.clearScreen();
+
   if (section->pageCount == 0) {
     LOG_DBG("ERS", "No pages to render");
-    if (!restoreFramebufferForDraw()) return;
-    renderer.clearScreen();
     renderer.drawCenteredText(UI_12_FONT_ID, 300, tr(STR_EMPTY_CHAPTER), true, EpdFontFamily::BOLD);
     renderStatusBar();
     renderer.displayBuffer();
@@ -1449,8 +1236,6 @@ void EpubReaderActivity::render(RenderLock&& lock) {
 
   if (section->currentPage < 0 || section->currentPage >= section->pageCount) {
     LOG_DBG("ERS", "Page out of bounds: %d (max %d)", section->currentPage, section->pageCount);
-    if (!restoreFramebufferForDraw()) return;
-    renderer.clearScreen();
     renderer.drawCenteredText(UI_12_FONT_ID, 300, tr(STR_OUT_OF_BOUNDS), true, EpdFontFamily::BOLD);
     renderStatusBar();
     renderer.displayBuffer();
@@ -1479,7 +1264,6 @@ void EpubReaderActivity::render(RenderLock&& lock) {
       if (giveUp) {
         LOG_ERR("ERS", "Page load retry limit reached, aborting");
         pageLoadRetryCount = 0;  // Reset so a later user-initiated navigation can try afresh
-        if (!restoreFramebufferForDraw()) return;
         renderer.clearScreen();
         renderer.drawCenteredText(UI_12_FONT_ID, 300, tr(STR_PAGE_LOAD_ERROR), true, EpdFontFamily::BOLD);
         renderer.displayBuffer();
@@ -1495,48 +1279,9 @@ void EpubReaderActivity::render(RenderLock&& lock) {
     // Collect footnotes from the loaded page
     currentPageFootnotes = std::move(p->footnotes);
 
-    if (!restoreFramebufferForDraw()) return;
-    renderer.clearScreen();
-
     const auto start = millis();
     renderContents(std::move(p), orientedMarginTop, orientedMarginRight, orientedMarginBottom, orientedMarginLeft);
     LOG_DBG("ERS", "Rendered page in %dms", millis() - start);
-    lastRenderCompleteMs = millis();
-    // Fragmentation tracker: free vs largest block after every page. A falling
-    // maxAlloc/free ratio across pages points at whichever allocation pattern the
-    // preceding lines show (mini rebuilds, kern reloads, BLE churn).
-    LOG_DBG("MEM", "post-render: free=%u maxAlloc=%u", (unsigned)ESP.getFreeHeap(), (unsigned)ESP.getMaxAllocHeap());
-    {
-      // MEMFIX-PORT: per-render heap owner audit + one-shot block map; portable
-      // Heap audit: attribute resident heap to its owners so margin work is
-      // measurement-driven. `other` = IDF/Arduino baseline + SdFat + epub
-      // metadata + BLE (when on) + anything not yet instrumented.
-      const size_t fontBytes = sdFontSystem.reportFontMemory();
-      const size_t sectionBytes = section ? section->residentBytes() : 0;
-      const size_t epubBytes = epub ? epub->residentBytes() : 0;
-      const size_t fbBytes = renderer.hasFrameBuffer() ? renderer.getBufferSize() : 0;
-      const uint32_t heapTotal = ESP.getHeapSize();
-      const uint32_t heapFree = ESP.getFreeHeap();
-      LOG_DBG("MEM",
-              "audit: total=%u free=%u maxAlloc=%u fb=%u fonts=%u section=%u epub=%u cssRules=%u building=%d ble=%d "
-              "other=%d",
-              heapTotal, heapFree, (unsigned)ESP.getMaxAllocHeap(), (unsigned)fbBytes, (unsigned)fontBytes,
-              (unsigned)sectionBytes, (unsigned)epubBytes, (unsigned)(epub ? epub->cssRuleCount() : 0),
-              section && section->isBuilding() ? 1 : 0, BleHid.isRunning() ? 1 : 0,
-              (int)(heapTotal - heapFree - fbBytes - fontBytes - sectionBytes - epubBytes));
-      // One-shot heap block map for fragmentation analysis: dumps every block
-      // (address/size/free) once per boot, at the first settled (non-building)
-      // audit, so mid-heap long-lived allocations identify themselves. ~2-4 s
-      // of serial output; debug builds only.
-      static bool heapMapDumped = false;
-      if (!heapMapDumped && !(section && section->isBuilding())) {
-        heapMapDumped = true;
-        // Landmarks: known owners' addresses, so map blocks self-identify.
-        LOG_DBG("MEM", "landmark framebuffer=%p section=%p epub=%p activity=%p", renderer.getFrameBuffer(),
-                static_cast<void*>(section.get()), static_cast<void*>(epub.get()), static_cast<void*>(this));
-        heapmap::dump();
-      }
-    }
   }
   // Only persist when the position actually changed. render() also runs on menu,
   // bookmark and screenshot re-renders, and writeAtomic is several FAT ops for 6 bytes.
@@ -1606,11 +1351,6 @@ void EpubReaderActivity::renderContents(std::unique_ptr<Page> page, const int or
   const bool pageHasImagesNeedingDecode = pageHasImages && page->hasImagesNeedingDecode();
   const bool needsTextGrayscale = SETTINGS.textAntiAliasing;
   const bool needsAnyGrayscale = needsTextGrayscale || pageHasImages;
-  const bool tiledGrayscale = needsAnyGrayscale && renderer.supportsStripGrayscale();
-  // Whole-plane buffering only pays when the BW refresh genuinely runs async
-  // underneath it; on blocking panels it would just spend ~50 KB for the
-  // identical serial timing.
-  const bool overlapRefresh = tiledGrayscale && renderer.supportsAsyncRefresh();
   auto renderGrayscalePass = [&]() {
     if (needsTextGrayscale) {
       page->render(renderer, fontId, orientedMarginLeft, orientedMarginTop);
@@ -1656,67 +1396,50 @@ void EpubReaderActivity::renderContents(std::unique_ptr<Page> page, const int or
     // regardless of residue.
     pagesUntilFullRefresh = 1;
   } else {
-    // Deferred when a tiled grayscale pass follows: the plane rendering below
-    // then overlaps the panel's refresh time instead of following it.
-    ReaderUtils::displayWithRefreshCycle(renderer, pagesUntilFullRefresh, /*async=*/overlapRefresh);
+    ReaderUtils::displayWithRefreshCycle(renderer, pagesUntilFullRefresh);
   }
   const auto tDisplay = millis();
 
-  // Tiled grayscale: render each plane band-by-band, leaving the BW
-  // framebuffer intact so no full-frame storeBwBuffer is needed; controller
-  // RAM is re-synced from the live framebuffer afterward. The page is
-  // re-rendered ceil(H/STRIP_ROWS) times per plane, but renderCharImpl culls
-  // out-of-band glyphs before decode so the cost stays close to one render.
-  // Both text (drawPixel) and images (DirectPixelWriter) honor the active
-  // strip target. When the BW refresh above went out async, the plane
-  // rendering below overlaps the panel's refresh time; only the controller
-  // RAM writes wait for BUSY.
-  if (tiledGrayscale) {
+  // Tiled grayscale: render each plane band-by-band into a small scratch and
+  // stream straight to the controller, leaving the BW framebuffer intact so no
+  // full-frame storeBwBuffer is needed; controller RAM is re-synced from the
+  // live framebuffer afterward. The page is re-rendered ceil(H/STRIP_ROWS) times
+  // per plane, but renderCharImpl culls out-of-band glyphs before decode so the
+  // cost stays close to one render. Both text (drawPixel) and images
+  // (DirectPixelWriter) honor the active strip target.
+  if (needsAnyGrayscale && renderer.supportsStripGrayscale()) {
     constexpr int STRIP_ROWS = 80;
     const int gh = renderer.getDisplayHeight();
     const int gwBytes = renderer.getDisplayWidthBytes();
-    const size_t planeBytes = static_cast<size_t>(gwBytes) * gh;
 
-    // Render one plane band-by-band into a whole-plane buffer without touching
-    // the controller, so it can run while the refresh is still in flight.
-    auto renderPlaneToBuffer = [&](const bool lsbPlane, uint8_t* buf) {
-      renderer.setRenderMode(lsbPlane ? GfxRenderer::GRAYSCALE_LSB : GfxRenderer::GRAYSCALE_MSB);
+    auto scratch = makeUniqueNoThrow<uint8_t[]>(static_cast<size_t>(gwBytes) * STRIP_ROWS);
+    if (!scratch) {
+      LOG_ERR("ERS", "OOM: grayscale strip scratch (%d bytes); skipping AA this page", gwBytes * STRIP_ROWS);
+    } else {
+      // Bands may be streamed in any order: X4 windows each via setRamArea, X3
+      // via PTL.
+      renderer.setRenderMode(GfxRenderer::GRAYSCALE_LSB);
       for (int y = 0; y < gh; y += STRIP_ROWS) {
         const int rows = (gh - y < STRIP_ROWS) ? (gh - y) : STRIP_ROWS;
-        renderer.beginStripTarget(buf + static_cast<size_t>(y) * gwBytes, y, rows);
+        renderer.beginStripTarget(scratch.get(), y, rows);
         renderer.clearScreen(0x00);
         renderGrayscalePass();
         renderer.endStripTarget();
+        renderer.writeGrayscalePlaneStrip(true, scratch.get(), y, rows);
       }
-    };
+      const auto tGrayLsb = millis();
 
-    // Tiered on heap pressure: two plane buffers hide both plane renders
-    // inside the refresh wait; one hides the LSB render (its buffer is reused
-    // for MSB after streaming); none falls back to the strip-scratch flow with
-    // no overlap. The MSB buffer is only attempted when it leaves ~60 KB free
-    // so the pass never starves concurrent allocations (BLE especially).
-    // Blocking panels skip the buffers entirely (nothing to overlap).
-    auto lsbPlaneBuf = overlapRefresh ? makeUniqueNoThrow<uint8_t[]>(planeBytes) : nullptr;
-    auto msbPlaneBuf = (lsbPlaneBuf && ESP.getFreeHeap() >= planeBytes + 60000)
-                           ? makeUniqueNoThrow<uint8_t[]>(planeBytes)
-                           : nullptr;
-
-    if (lsbPlaneBuf) {
-      renderPlaneToBuffer(true, lsbPlaneBuf.get());
-      if (msbPlaneBuf) renderPlaneToBuffer(false, msbPlaneBuf.get());
-      const auto tGrayRender = millis();
-
-      renderer.waitRefreshComplete();
-      const auto tWait = millis();
-
-      renderer.writeGrayscalePlaneStrip(true, lsbPlaneBuf.get(), 0, gh);
-      if (msbPlaneBuf) {
-        renderer.writeGrayscalePlaneStrip(false, msbPlaneBuf.get(), 0, gh);
-      } else {
-        renderPlaneToBuffer(false, lsbPlaneBuf.get());
-        renderer.writeGrayscalePlaneStrip(false, lsbPlaneBuf.get(), 0, gh);
+      // MSB plane.
+      renderer.setRenderMode(GfxRenderer::GRAYSCALE_MSB);
+      for (int y = 0; y < gh; y += STRIP_ROWS) {
+        const int rows = (gh - y < STRIP_ROWS) ? (gh - y) : STRIP_ROWS;
+        renderer.beginStripTarget(scratch.get(), y, rows);
+        renderer.clearScreen(0x00);
+        renderGrayscalePass();
+        renderer.endStripTarget();
+        renderer.writeGrayscalePlaneStrip(false, scratch.get(), y, rows);
       }
-      const auto tGrayWrite = millis();
+      const auto tGrayMsb = millis();
 
       renderer.setRenderMode(GfxRenderer::BW);
       renderer.displayGrayBuffer();
@@ -1725,63 +1448,14 @@ void EpubReaderActivity::renderContents(std::unique_ptr<Page> page, const int or
       // BW framebuffer is intact; re-sync controller RAM for the next
       // differential page turn directly from it.
       renderer.cleanupGrayscaleWithFrameBuffer();
+      const auto tCleanup = millis();
+
       const auto tEnd = millis();
-
       LOG_DBG("ERS",
-              "Page render (tiled async): prewarm=%lums bw_render=%lums display=%lums gray_render=%lums "
-              "wait=%lums gray_write=%lums gray_display=%lums cleanup=%lums total=%lums (planes buffered: %d)",
-              tPrewarm - t0, tBwRender - tPrewarm, tDisplay - tBwRender, tGrayRender - tDisplay, tWait - tGrayRender,
-              tGrayWrite - tWait, tGrayDisplay - tGrayWrite, tEnd - tGrayDisplay, tEnd - t0, msbPlaneBuf ? 2 : 1);
-    } else {
-      // Per-strip scratch tier: blocking panels and the OOM fallback. The
-      // strip writes below need the panel idle, so wait out any pending async
-      // refresh first (no-op on blocking panels).
-      auto scratch = makeUniqueNoThrow<uint8_t[]>(static_cast<size_t>(gwBytes) * STRIP_ROWS);
-      renderer.waitRefreshComplete();
-      if (!scratch) {
-        LOG_ERR("ERS", "OOM: grayscale strip scratch (%d bytes); skipping AA this page", gwBytes * STRIP_ROWS);
-      } else {
-        // Bands may be streamed in any order: X4 windows each via setRamArea,
-        // X3 via PTL.
-        renderer.setRenderMode(GfxRenderer::GRAYSCALE_LSB);
-        for (int y = 0; y < gh; y += STRIP_ROWS) {
-          const int rows = (gh - y < STRIP_ROWS) ? (gh - y) : STRIP_ROWS;
-          renderer.beginStripTarget(scratch.get(), y, rows);
-          renderer.clearScreen(0x00);
-          renderGrayscalePass();
-          renderer.endStripTarget();
-          renderer.writeGrayscalePlaneStrip(true, scratch.get(), y, rows);
-        }
-        const auto tGrayLsb = millis();
-
-        // MSB plane.
-        renderer.setRenderMode(GfxRenderer::GRAYSCALE_MSB);
-        for (int y = 0; y < gh; y += STRIP_ROWS) {
-          const int rows = (gh - y < STRIP_ROWS) ? (gh - y) : STRIP_ROWS;
-          renderer.beginStripTarget(scratch.get(), y, rows);
-          renderer.clearScreen(0x00);
-          renderGrayscalePass();
-          renderer.endStripTarget();
-          renderer.writeGrayscalePlaneStrip(false, scratch.get(), y, rows);
-        }
-        const auto tGrayMsb = millis();
-
-        renderer.setRenderMode(GfxRenderer::BW);
-        renderer.displayGrayBuffer();
-        const auto tGrayDisplay = millis();
-
-        // BW framebuffer is intact; re-sync controller RAM for the next
-        // differential page turn directly from it.
-        renderer.cleanupGrayscaleWithFrameBuffer();
-        const auto tCleanup = millis();
-
-        const auto tEnd = millis();
-        LOG_DBG("ERS",
-                "Page render (tiled): prewarm=%lums bw_render=%lums display=%lums gray_lsb=%lums "
-                "gray_msb=%lums gray_display=%lums cleanup=%lums total=%lums",
-                tPrewarm - t0, tBwRender - tPrewarm, tDisplay - tBwRender, tGrayLsb - tDisplay, tGrayMsb - tGrayLsb,
-                tGrayDisplay - tGrayMsb, tCleanup - tGrayDisplay, tEnd - t0);
-      }
+              "Page render (tiled): prewarm=%lums bw_render=%lums display=%lums gray_lsb=%lums "
+              "gray_msb=%lums gray_display=%lums cleanup=%lums total=%lums",
+              tPrewarm - t0, tBwRender - tPrewarm, tDisplay - tBwRender, tGrayLsb - tDisplay, tGrayMsb - tGrayLsb,
+              tGrayDisplay - tGrayMsb, tCleanup - tGrayDisplay, tEnd - t0);
     }
   } else {
     // Fallback path for a controller without strip support. grayscale rendering
@@ -1869,15 +1543,8 @@ void EpubReaderActivity::renderStatusBar() const {
     title = epub->getTitle();
   }
 
-  if (SETTINGS.bluetoothEnabled && !BleHid.isConnected()) {
-    // Take over the title slot entirely while connecting; the watcher in
-    // loop() redraws the bar on the connect/disconnect flip, restoring the
-    // chapter/book title.
-    title = tr(STR_BT_CONNECTING_POPUP);
-  }
-
   GUI.drawStatusBar(renderer, bookProgress, currentPage, pageCount, title, 0, textYOffset, true, currentPageBookmarked,
-                    section->isBuilding(), BleHid.isConnected());
+                    section->isBuilding());
 }
 
 void EpubReaderActivity::navigateToHref(const std::string& hrefStr, const bool savePosition) {

src/activities/reader/EpubReaderActivity.h

@@ -41,18 +41,6 @@ class EpubReaderActivity final : public Activity {
   bool showBookmarkMessage = false;
   bool ignoreNextConfirmRelease = false;
   bool currentPageBookmarked = false;
-  // BLE connection state the status bar last rendered with; loop() watches for
-  // a flip and redraws the bar so the "BT connecting" placeholder swaps back
-  // to the chapter/book title the moment the connection completes (and
-  // returns on disconnect) instead of waiting for the next page turn.
-  bool statusBarBleConnected = false;
-  // Idle-time glyph prewarm: after a page settles, scan the LIKELY next page
-  // (scan mode draws nothing) and load its missing glyphs from SD during idle,
-  // so the next turn's in-render prewarm is a cache hit instead of ~100 ms of
-  // SD reads on the page-turn critical path. One attempt per position.
-  int idlePrewarmSpine = -1;
-  int idlePrewarmPage = -1;
-  unsigned long lastRenderCompleteMs = 0;
   bool bookmarkRemoved = false;  // true when last toggle removed (controls popup text)
   std::vector<BookmarkEntry> cachedBookmarks;
   // Tracks whether this book is currently removed from Recent Books by the
@@ -75,21 +63,6 @@ class EpubReaderActivity final : public Activity {
   SavedPosition savedPositions[MAX_FOOTNOTE_DEPTH] = {};
   int footnoteDepth = 0;
 
-  // Heap floor for entering a section build. The layout code allocates freely (line-break DP
-  // arrays sized by word count, CSS rule lookups, glyph buffers) and under -fno-exceptions an
-  // OOM there abort()s the firmware instead of failing cleanly -- so a starved heap must be
-  // handled *before* the build, not after. Field data: builds succeed at ~46 KB free with BLE
-  // resident; abort() observed at ~11 KB free. CSS styling already degrades below 48 KB
-  // (MIN_FREE_HEAP_FOR_CSS), so 40 KB trades a few early BLE teardowns for not crashing.
-  static constexpr size_t BUILD_MIN_FREE_HEAP = 40 * 1024;
-
-  // Heap floor for rendering a page at all. Page deserialization (TextBlock word
-  // vectors/strings) and glyph caching allocate through throwing paths that abort()
-  // on OOM; below this floor render() sheds the BLE stack (~52 KB back, and it
-  // restores a large contiguous block) before touching the page. Field data: a
-  // session with no shed ground to <2.2 KB free and aborted on a page load.
-  static constexpr size_t RENDER_MIN_FREE_HEAP = 24 * 1024;
-
   // Viewport of the last render(), captured so loop()'s lazy partial-extension start
   // builds with IDENTICAL layout parameters to the pages already rendered (a mismatch
   // would paginate differently than the partial being extended). 0 = no render yet.
@@ -113,28 +86,6 @@ class EpubReaderActivity final : public Activity {
   // background build chunk never noticeably delays input or a pending render.
   static constexpr int BUILD_PAGES_PER_CHUNK = 8;
   static constexpr int BACKGROUND_BUILD_PAGES_PER_TICK = 2;
-
-  // Skip background build ticks below this free-heap floor. The parse path grows
-  // word vectors of heap strings — throwing allocations that abort() on OOM under
-  // -fno-exceptions (field crash: bad_alloc in ParsedText::addWord during a
-  // background tick with the BLE stack resident). The tick is deferrable work:
-  // page-turn transients free up between turns and the build resumes; the render
-  // path still builds the page it actually needs regardless of this floor.
-  // Calibrated BETWEEN the measured states: steady reading with BLE resident runs at
-  // ~29.4 KB free / ~16.4 KB largest block (ticks are safe there — a 2-page parse
-  // transient is a few KB), while the field crash happened at 34.7 KB free with an
-  // ~11 KB largest block. A first cut at 32 KB/16 KB sat just ABOVE the healthy
-  // steady state, guaranteeing a pointless BLE shed the moment any build work was
-  // pending (the maxAlloc floor fired on a 12-byte shortfall).
-  static constexpr size_t BACKGROUND_BUILD_MIN_FREE_HEAP = 26 * 1024;
-  // Fragmentation floor for the same gate: free heap says how much memory exists;
-  // maxAlloc says whether any single allocation can actually have it.
-  static constexpr size_t BACKGROUND_BUILD_MIN_MAX_ALLOC = 13 * 1024;
-  // Gate for a background build tick: true when the heap can take parse allocations.
-  // When BLE is what's squeezing the heap, sheds it (build-pending deferral in the
-  // lifecycle then holds restarts off until the window is caught up) instead of
-  // stalling the build forever below the floors.
-  bool buildTickHeapGate();
   // How many pages to keep laid out ahead of the reader for a still-building section. A page
   // turn is ~1s on e-ink and a page builds in ~30ms, so the reader can't out-click the builder
   // -- a tiny buffer is enough. The background build stops once the watermark is this far
@@ -195,7 +146,6 @@ class EpubReaderActivity final : public Activity {
   // it from page 0. Reverts to normal power behavior the moment the build finishes.
   bool skipLoopDelay() override { return section && section->isBuilding(); }
   bool isReaderActivity() const override { return true; }
-  void requestGhostCleanup() override { pagesUntilFullRefresh = 1; }
   ScreenshotInfo getScreenshotInfo() const override;
   CrossPointPosition getCurrentPosition() const;
 };

src/activities/reader/EpubReaderMenuActivity.cpp

@@ -2,12 +2,8 @@
 
 #include <GfxRenderer.h>
 #include <I18n.h>
-#include <Logging.h>
 
-#include "BleInput.h"
-#include "CrossPointSettings.h"
 #include "MappedInputManager.h"
-#include "SilentRestart.h"
 #include "components/UITheme.h"
 #include "fontIds.h"
 
@@ -26,7 +22,7 @@ EpubReaderMenuActivity::EpubReaderMenuActivity(GfxRenderer& renderer, MappedInpu
 std::vector<EpubReaderMenuActivity::MenuItem> EpubReaderMenuActivity::buildMenuItems(bool hasFootnotes,
                                                                                      bool hasBookmarks) {
   std::vector<MenuItem> items;
-  items.reserve(13);
+  items.reserve(12);
   items.push_back({MenuAction::SELECT_CHAPTER, StrId::STR_SELECT_CHAPTER});
   if (hasFootnotes) {
     items.push_back({MenuAction::FOOTNOTES, StrId::STR_FOOTNOTES});
@@ -40,7 +36,6 @@ std::vector<EpubReaderMenuActivity::MenuItem> EpubReaderMenuActivity::buildMenuI
   items.push_back({MenuAction::GO_TO_PERCENT, StrId::STR_GO_TO_PERCENT});
   items.push_back({MenuAction::SCREENSHOT, StrId::STR_SCREENSHOT_BUTTON});
   items.push_back({MenuAction::DISPLAY_QR, StrId::STR_DISPLAY_QR});
-  items.push_back({MenuAction::TOGGLE_BLUETOOTH, StrId::STR_TOGGLE_BLUETOOTH});
   items.push_back({MenuAction::GO_HOME, StrId::STR_GO_HOME_BUTTON});
   items.push_back({MenuAction::SYNC, StrId::STR_SYNC_PROGRESS});
   items.push_back({MenuAction::DELETE_CACHE, StrId::STR_DELETE_CACHE});
@@ -90,24 +85,6 @@ void EpubReaderMenuActivity::loop() {
       return;
     }
 
-    if (selectedAction == MenuAction::TOGGLE_BLUETOOTH) {
-      // Just flip the preference and stay in the menu. The main-loop lifecycle check
-      // brings the BLE stack up/down to match, so start/stop has a single owner.
-      SETTINGS.bluetoothEnabled = SETTINGS.bluetoothEnabled ? 0 : 1;
-      SETTINGS.saveToFile();
-      // Turning BT on below the lifecycle's heap floor would otherwise wait
-      // until the heap happens to recover -- which a long session's fragmentation never
-      // gives back. The user asked for BT *now*: silent-restart into this book to
-      // defrag (fresh boot is ~118 KB free, comfortably above the floor), and BT
-      // auto-starts on the way back in.
-      if (SETTINGS.bluetoothEnabled && !BleHid.isRunning() && ESP.getFreeHeap() < bleinput::kStartMinFreeHeap) {
-        LOG_INF("ERM", "BT enabled below heap floor (%u); silent restart to defrag", ESP.getFreeHeap());
-        silentRestartToReader();
-      }
-      requestUpdate();
-      return;
-    }
-
     setResult(MenuResult{static_cast<int>(selectedAction), pendingOrientation, selectedPageTurnOption});
     finish();
     return;
@@ -159,12 +136,6 @@ void EpubReaderMenuActivity::render(RenderLock&&) {
         } else if (value == MenuAction::AUTO_PAGE_TURN) {
           // Render current page turn value on the right edge of the content area.
           return pageTurnLabels[selectedPageTurnOption];
-        } else if (value == MenuAction::TOGGLE_BLUETOOTH) {
-          if (SETTINGS.bluetoothEnabled) {
-            if (!BleHid.isRunning()) return tr(STR_CONNECTING);
-            return BleHid.isConnected() ? tr(STR_STATE_ON) : tr(STR_CONNECTING);
-          }
-          return tr(STR_STATE_OFF);
         } else {
           return "";
         }

src/activities/reader/EpubReaderMenuActivity.h

@@ -24,8 +24,7 @@ class EpubReaderMenuActivity final : public Activity {
     DISPLAY_QR,
     GO_HOME,
     SYNC,
-    DELETE_CACHE,
-    TOGGLE_BLUETOOTH
+    DELETE_CACHE
   };
 
   explicit EpubReaderMenuActivity(GfxRenderer& renderer, MappedInputManager& mappedInput, const std::string& title,

src/activities/reader/KOReaderSyncActivity.cpp

@@ -208,15 +208,27 @@ void KOReaderSyncActivity::performUpload() {
 
   // Optionally include document metadata (KOReader PR #15306)
   if (KOREADER_STORE.getSendMetadata()) {
+    // The Epub is released before the sync network calls and is only reloaded on the
+    // remote-progress path (performSync). When uploading from NO_REMOTE_PROGRESS the
+    // Epub is still null, so reload it here and guard the title/author reads to avoid
+    // dereferencing a null Epub. Filename is derived from the path and is always safe.
+    ensureEpubLoaded();
     KOReaderMetadata meta;
-    // Extract filename from path
     const auto lastSlash = epubPath.rfind('/');
     meta.filename = (lastSlash != std::string::npos) ? epubPath.substr(lastSlash + 1) : epubPath;
-    meta.title = epub->getTitle();
-    meta.authors = epub->getAuthor();
+    if (epub) {
+      meta.title = epub->getTitle();
+      meta.authors = epub->getAuthor();
+    } else {
+      LOG_ERR("KOSync", "Epub unavailable for metadata; sending filename only");
+    }
     progress.metadata = std::move(meta);
   }
 
+  // Release the Epub before the network call so the TLS handshake has enough free heap
+  // (consistent with the release-before-sync pattern in performSync); nothing below needs it.
+  epub.reset();
+
   const auto result = KOReaderSyncClient::updateProgress(progress);
 
   // Drop the radio while user reads the result; full teardown happens at silent reboot.

src/activities/reader/ReaderActivity.h

@@ -31,6 +31,5 @@ class ReaderActivity final : public Activity {
   explicit ReaderActivity(GfxRenderer& renderer, MappedInputManager& mappedInput, std::string initialBookPath)
       : Activity("Reader", renderer, mappedInput), initialBookPath(std::move(initialBookPath)) {}
   void onEnter() override;
-  bool isReaderActivity() const override { return false; }
-  bool deferBluetoothStart() const override { return true; }
+  bool isReaderActivity() const override { return true; }
 };

src/activities/reader/ReaderUtils.h

@@ -59,21 +59,12 @@ inline PageTurnResult detectPageTurn(const MappedInputManager& input) {
   return {prev, next, tiltPrev || tiltNext};
 }
 
-// One helper, blocking or deferred: the async form starts the refresh and
-// returns so the caller can overlap CPU work with the panel's refresh time.
-// Async callers must not touch the framebuffer until
-// renderer.waitRefreshComplete() and must rebuild the differential baseline
-// before the next page turn (the tiled grayscale cleanup does).
-inline void displayWithRefreshCycle(const GfxRenderer& renderer, int& pagesUntilFullRefresh, bool async = false) {
-  const auto mode = (pagesUntilFullRefresh <= 1) ? HalDisplay::HALF_REFRESH : HalDisplay::FAST_REFRESH;
-  if (async) {
-    renderer.displayBufferAsync(mode);
-  } else {
-    renderer.displayBuffer(mode);
-  }
+inline void displayWithRefreshCycle(const GfxRenderer& renderer, int& pagesUntilFullRefresh) {
   if (pagesUntilFullRefresh <= 1) {
+    renderer.displayBuffer(HalDisplay::HALF_REFRESH);
     pagesUntilFullRefresh = SETTINGS.getRefreshFrequency();
   } else {
+    renderer.displayBuffer();
     pagesUntilFullRefresh--;
   }
 }

src/activities/reader/TxtReaderActivity.h

@@ -49,6 +49,5 @@ class TxtReaderActivity final : public Activity {
   void loop() override;
   void render(RenderLock&&) override;
   bool isReaderActivity() const override { return true; }
-  void requestGhostCleanup() override { pagesUntilFullRefresh = 1; }
   ScreenshotInfo getScreenshotInfo() const override;
 };

src/activities/reader/XtcReaderActivity.h

@@ -46,6 +46,5 @@ class XtcReaderActivity final : public Activity {
   void loop() override;
   void render(RenderLock&&) override;
   bool isReaderActivity() const override { return true; }
-  void requestGhostCleanup() override { pagesUntilFullRefresh = 1; }
   ScreenshotInfo getScreenshotInfo() const override;
 };

src/activities/settings/BleButtonMapActivity.cpp

@@ -1,167 +0,0 @@
-#include "BleButtonMapActivity.h"
-
-#include <GfxRenderer.h>
-
-#include <algorithm>
-#include <cstdio>
-#include <iterator>
-
-#include "BleInput.h"
-#include "CrossPointSettings.h"
-#include "components/UITheme.h"
-#include "fontIds.h"
-
-// Logical functions offered for binding. Page navigation + confirm cover Free2 /
-// Free3; the directions are included so a remote can also drive menu navigation.
-const BleButtonMapActivity::Fn BleButtonMapActivity::kFunctions[] = {
-    {MappedInputManager::Button::PageForward, StrId::STR_BT_PAGE_FORWARD},
-    {MappedInputManager::Button::PageBack, StrId::STR_BT_PAGE_BACK},
-    {MappedInputManager::Button::Confirm, StrId::STR_CONFIRM},
-    {MappedInputManager::Button::Back, StrId::STR_BACK},
-    {MappedInputManager::Button::Up, StrId::STR_DIR_UP},
-    {MappedInputManager::Button::Down, StrId::STR_DIR_DOWN},
-    {MappedInputManager::Button::Left, StrId::STR_DIR_LEFT},
-    {MappedInputManager::Button::Right, StrId::STR_DIR_RIGHT},
-};
-const uint8_t BleButtonMapActivity::kFunctionCount = static_cast<uint8_t>(sizeof(kFunctions) / sizeof(kFunctions[0]));
-
-void BleButtonMapActivity::onEnter() {
-  Activity::onEnter();
-  step = Step::WaitForKey;
-  capturedKind = 0xFF;
-  functionIndex = 0;
-  // Start every mapping session from a clean slate: the user re-maps each remote
-  // button once, so a button can't be left bound to a stale action and there's no
-  // separate "clear mappings" step to remember.
-  std::fill(std::begin(SETTINGS.bleKeyMap), std::end(SETTINGS.bleKeyMap), CrossPointSettings::BleKeyMapEntry{});
-  SETTINGS.saveToFile();
-  mappedInput.setBleCaptureMode(true);
-  requestUpdate();
-}
-
-void BleButtonMapActivity::onExit() {
-  mappedInput.setBleCaptureMode(false);
-  Activity::onExit();
-}
-
-bool BleButtonMapActivity::assignCapturedKey(MappedInputManager::Button button) {
-  const uint8_t btn = static_cast<uint8_t>(button);
-  // Mutated via std::replace_if below and through `slot`; cppcheck's CI parse
-  // (no include paths) can't see the writes and suggests const.
-  // cppcheck-suppress constVariableReference
-  auto& map = SETTINGS.bleKeyMap;
-  using Entry = CrossPointSettings::BleKeyMapEntry;
-  const uint8_t kind = capturedKind;
-  const uint8_t value = capturedValue;
-
-  // One key per action: drop any other key currently bound to this action so the same
-  // action can't be triggered by two different remote buttons.
-  std::replace_if(
-      std::begin(map), std::end(map),
-      [&](const Entry& e) { return e.button == btn && !(e.keyKind == kind && e.keyValue == value); }, Entry{});
-
-  // Reuse the slot already bound to this key, else the first free slot.
-  auto* slot = std::find_if(std::begin(map), std::end(map), [&](const Entry& e) {
-    return e.button != 0xFF && e.keyKind == kind && e.keyValue == value;
-  });
-  if (slot == std::end(map)) {
-    slot = std::find_if(std::begin(map), std::end(map),
-                        [](const Entry& e) { return e.button == 0xFF || e.keyKind == 0xFF; });
-  }
-  if (slot == std::end(map)) return false;  // table full
-
-  slot->keyKind = kind;
-  slot->keyValue = value;
-  slot->button = btn;
-  SETTINGS.saveToFile();
-  return true;
-}
-
-void BleButtonMapActivity::loop() {
-  // Front Back button exits the mapping screen at any step.
-  if (mappedInput.wasPressed(MappedInputManager::Button::Back)) {
-    finish();
-    return;
-  }
-
-  if (step == Step::WaitForKey) {
-    uint8_t kind = 0xFF;
-    uint8_t value = 0;
-    if (mappedInput.takeCapturedBleKey(kind, value)) {
-      capturedKind = kind;
-      capturedValue = value;
-      functionIndex = 0;
-      step = Step::SelectFunction;
-      requestUpdate();
-    }
-    return;
-  }
-
-  // Step::SelectFunction — pick a logical function for the captured key.
-  buttonNavigator.onNext([this] {
-    functionIndex = ButtonNavigator::nextIndex(functionIndex, kFunctionCount);
-    requestUpdate();
-  });
-  buttonNavigator.onPrevious([this] {
-    functionIndex = ButtonNavigator::previousIndex(functionIndex, kFunctionCount);
-    requestUpdate();
-  });
-
-  if (mappedInput.wasPressed(MappedInputManager::Button::Confirm)) {
-    assignCapturedKey(kFunctions[functionIndex].button);
-    // Back to capturing so the user can map (or re-map) the next remote button.
-    step = Step::WaitForKey;
-    capturedKind = 0xFF;
-    requestUpdate();
-  }
-}
-
-void BleButtonMapActivity::render(RenderLock&&) {
-  renderer.clearScreen();
-
-  const auto& metrics = UITheme::getInstance().getMetrics();
-  const auto pageWidth = renderer.getScreenWidth();
-  const auto pageHeight = renderer.getScreenHeight();
-
-  GUI.drawHeader(renderer, Rect{0, metrics.topPadding, pageWidth, metrics.headerHeight}, tr(STR_BT_MAP_BUTTONS));
-
-  const int topOffset = metrics.topPadding + metrics.headerHeight + metrics.tabBarHeight + metrics.verticalSpacing;
-  const int contentHeight = pageHeight - topOffset - metrics.buttonHintsHeight - metrics.verticalSpacing;
-
-  if (step == Step::WaitForKey) {
-    GUI.drawSubHeader(renderer, Rect{0, metrics.topPadding + metrics.headerHeight, pageWidth, metrics.tabBarHeight},
-                      tr(STR_BT_PRESS_REMOTE));
-    // Show the current mappings so the user sees progress.
-    int row = 0;
-    for (const auto& e : SETTINGS.bleKeyMap) {
-      if (e.button == 0xFF) continue;
-      char keyName[24];
-      bleinput::describeKey(e.keyKind, e.keyValue, keyName, sizeof(keyName));
-      const char* fnName = "";
-      for (uint8_t i = 0; i < kFunctionCount; i++) {
-        if (static_cast<uint8_t>(kFunctions[i].button) == e.button) {
-          fnName = I18N.get(kFunctions[i].label);
-          break;
-        }
-      }
-      char line[64];
-      snprintf(line, sizeof(line), "%s  ->  %s", keyName, fnName);
-      GUI.drawHelpText(renderer, Rect{0, topOffset + row * 22, pageWidth, 20}, line);
-      row++;
-    }
-  } else {
-    char captured[24];
-    bleinput::describeKey(capturedKind, capturedValue, captured, sizeof(captured));
-    GUI.drawSubHeader(renderer, Rect{0, metrics.topPadding + metrics.headerHeight, pageWidth, metrics.tabBarHeight},
-                      captured);
-    GUI.drawList(
-        renderer, Rect{0, topOffset, pageWidth, contentHeight}, kFunctionCount, functionIndex,
-        [this](int i) { return std::string(I18N.get(kFunctions[i].label)); }, nullptr, nullptr, nullptr, false);
-  }
-
-  const char* confirm = step == Step::WaitForKey ? "" : tr(STR_SELECT);
-  const auto labels = mappedInput.mapLabels(tr(STR_BACK), confirm, tr(STR_DIR_UP), tr(STR_DIR_DOWN));
-  GUI.drawButtonHints(renderer, labels.btn1, labels.btn2, labels.btn3, labels.btn4);
-
-  renderer.displayBuffer();
-}

src/activities/settings/BleButtonMapActivity.h

@@ -1,47 +0,0 @@
-#pragma once
-
-#include <I18n.h>
-
-#include <cstdint>
-
-#include "MappedInputManager.h"
-#include "activities/Activity.h"
-#include "util/ButtonNavigator.h"
-
-// Capture-then-assign mapping for BLE page-turner buttons. The user presses a
-// button on the remote; we capture its decoded key identity (via the
-// MappedInputManager BLE capture mode) and let them bind it to a logical button.
-// Repeat to map each remote button; Back exits. Mirrors ButtonRemapActivity's
-// flow, but the input source is the BLE host instead of the front buttons.
-class BleButtonMapActivity final : public Activity {
- public:
-  explicit BleButtonMapActivity(GfxRenderer& renderer, MappedInputManager& mappedInput)
-      : Activity("BleButtonMap", renderer, mappedInput) {}
-
-  void onEnter() override;
-  void onExit() override;
-  void loop() override;
-  void render(RenderLock&&) override;
-
- private:
-  // Logical functions a remote button can be bound to.
-  struct Fn {
-    MappedInputManager::Button button;
-    StrId label;
-  };
-  static const Fn kFunctions[];
-  static const uint8_t kFunctionCount;
-
-  enum class Step { WaitForKey, SelectFunction };
-  Step step = Step::WaitForKey;
-
-  uint8_t capturedKind = 0xFF;
-  uint8_t capturedValue = 0;
-  int functionIndex = 0;
-
-  ButtonNavigator buttonNavigator;
-
-  // Bind the captured key to the chosen logical button in SETTINGS.bleKeyMap and
-  // persist. Returns false when the table is full and the key is new.
-  bool assignCapturedKey(MappedInputManager::Button button);
-};

src/activities/settings/BluetoothSettingsActivity.cpp

@@ -1,314 +0,0 @@
-#include "BluetoothSettingsActivity.h"
-
-#include <BleKeyboardHost.h>
-#include <GfxRenderer.h>
-#include <Logging.h>
-
-#include <cstdio>
-
-#include "BleButtonMapActivity.h"
-#include "BleInput.h"
-#include "CrossPointSettings.h"
-#include "MappedInputManager.h"
-#include "components/UITheme.h"
-#include "fontIds.h"
-
-namespace {
-constexpr unsigned long kBannerMs = 2000;
-constexpr uint32_t kScanMs = 8000;
-constexpr unsigned long kForgetHoldMs = 1200;  // hold Confirm this long in the Paired view to forget
-}  // namespace
-
-void BluetoothSettingsActivity::onEnter() {
-  Activity::onEnter();
-  view = View::Menu;
-  menuIndex = 0;
-  rebuildMenuRows();
-  requestUpdate();
-}
-
-void BluetoothSettingsActivity::onExit() {
-  if (BleHid.isScanning()) BleHid.stopScan();
-  Activity::onExit();
-}
-
-void BluetoothSettingsActivity::setBanner(const char* text) {
-  banner = text ? text : "";
-  bannerUntil = millis() + kBannerMs;
-}
-
-void BluetoothSettingsActivity::rebuildMenuRows() {
-  menuRows.clear();
-  menuRows.reserve(8);
-  menuRows.push_back({Action::ToggleBt, StrId::STR_BLUETOOTH});
-  if (SETTINGS.bluetoothEnabled) {
-    menuRows.push_back({Action::Scan, StrId::STR_BT_SCAN_PAIR});
-    if (BleHid.isConnected()) menuRows.push_back({Action::Disconnect, StrId::STR_BT_DISCONNECT});
-    menuRows.push_back({Action::PairedDevices, StrId::STR_BT_PAIRED_DEVICES});
-    menuRows.push_back({Action::MapButtons, StrId::STR_BT_MAP_BUTTONS});
-  }
-  if (menuIndex >= static_cast<int>(menuRows.size())) menuIndex = 0;
-}
-
-void BluetoothSettingsActivity::startScanView() {
-  LOG_INF("BLEUI", "scan view: begin running=%d scanning=%d devices=%u paired=%u", BleHid.isRunning(),
-          BleHid.isScanning(), BleHid.deviceCount(), BleHid.pairedCount());
-  view = View::Scan;
-  scanIndex = 0;
-  awaitingConnect = false;
-  lastLoggedScanState = false;
-  lastLoggedDeviceCount = 0xFF;
-  // The main-loop lifecycle owns steady-state start/stop, but a scan needs the stack
-  // this instant — entering this screen can precede the lifecycle's next tick, or its
-  // heap gate may have deferred the start. ensureStarted() is idempotent, and with
-  // this screen on top the lifecycle keeps the stack up (keepsBluetoothAlive).
-  if (!BleHid.isRunning() && !bleinput::ensureStarted()) {
-    LOG_ERR("BLEUI", "scan: BLE start failed (heap=%u)", ESP.getFreeHeap());
-  }
-  BleHid.startScan(kScanMs);
-  LOG_INF("BLEUI", "scan view: startScan requested scanning=%d devices=%u", BleHid.isScanning(), BleHid.deviceCount());
-  requestUpdate();
-}
-
-void BluetoothSettingsActivity::handleMenuConfirm() {
-  if (menuRows.empty()) return;
-  const Action action = menuRows[menuIndex].action;
-  switch (action) {
-    case Action::ToggleBt:
-      // Flip the preference only; the main-loop lifecycle check starts/stops the BLE
-      // stack to match (and shows the "BT Connecting..." popup). Single owner.
-      SETTINGS.bluetoothEnabled = SETTINGS.bluetoothEnabled ? 0 : 1;
-      SETTINGS.saveToFile();
-      rebuildMenuRows();
-      requestUpdate();
-      break;
-    case Action::Scan:
-      startScanView();
-      break;
-    case Action::Disconnect:
-      BleHid.disconnect();
-      setBanner(tr(STR_BT_NOT_CONNECTED));
-      rebuildMenuRows();
-      requestUpdate();
-      break;
-    case Action::PairedDevices:
-      view = View::Paired;
-      pairedIndex = 0;
-      requestUpdate();
-      break;
-    case Action::MapButtons:
-      startActivityForResult(std::make_unique<BleButtonMapActivity>(renderer, mappedInput),
-                             [this](const ActivityResult&) {
-                               rebuildMenuRows();
-                               requestUpdate();
-                             });
-      break;
-  }
-}
-
-void BluetoothSettingsActivity::loop() {
-  // Clear an expired status banner.
-  if (bannerUntil > 0 && millis() > bannerUntil) {
-    banner.clear();
-    bannerUntil = 0;
-    requestUpdate();
-  }
-
-  // Watch for an async connect result (from either the scan list or the paired list).
-  if (awaitingConnect) {
-    char reason[48];
-    if (BleHid.isConnected()) {
-      awaitingConnect = false;
-      BleHid.releaseScanResults();
-      view = View::Menu;
-      rebuildMenuRows();
-      char buf[64];
-      snprintf(buf, sizeof(buf), tr(STR_BT_CONNECTED_TO), BleHid.connectedName());
-      setBanner(buf);
-      requestUpdate();
-    } else if (BleHid.takeConnectFailure(reason, sizeof(reason))) {
-      awaitingConnect = false;
-      setBanner(reason);
-      requestUpdate();
-    }
-  }
-
-  // Back returns to the menu from a sub-view, or leaves the screen from the menu.
-  if (mappedInput.wasPressed(MappedInputManager::Button::Back)) {
-    if (view == View::Menu) {
-      finish();
-    } else {
-      if (BleHid.isScanning()) BleHid.stopScan();
-      view = View::Menu;
-      rebuildMenuRows();
-      requestUpdate();
-    }
-    return;
-  }
-
-  // Navigation within the active list.
-  const int count = view == View::Menu   ? static_cast<int>(menuRows.size())
-                    : view == View::Scan ? BleHid.deviceCount()
-                                         : BleHid.pairedCount();
-  int* idx = view == View::Menu ? &menuIndex : view == View::Scan ? &scanIndex : &pairedIndex;
-  buttonNavigator.onNext([this, count, idx] {
-    if (count > 0) *idx = ButtonNavigator::nextIndex(*idx, count);
-    requestUpdate();
-  });
-  buttonNavigator.onPrevious([this, count, idx] {
-    if (count > 0) *idx = ButtonNavigator::previousIndex(*idx, count);
-    requestUpdate();
-  });
-
-  // Paired view: tap Confirm to connect, hold Confirm to forget. Uses release for
-  // connect so a hold can fire forget without also connecting on the same press.
-  if (view == View::Paired) {
-    if (mappedInput.isPressed(MappedInputManager::Button::Confirm)) {
-      if (!pairedActionTaken && mappedInput.getHeldTime() >= kForgetHoldMs && pairedIndex < BleHid.pairedCount()) {
-        const auto& p = BleHid.paired(static_cast<uint8_t>(pairedIndex));
-        BleHid.forget(p.addr);
-        if (pairedIndex > 0) pairedIndex--;
-        setBanner(tr(STR_FORGET_BUTTON));
-        pairedActionTaken = true;
-        rebuildMenuRows();
-        requestUpdate();
-      }
-    } else if (mappedInput.wasReleased(MappedInputManager::Button::Confirm)) {
-      if (!pairedActionTaken && !awaitingConnect && pairedIndex < BleHid.pairedCount()) {
-        const auto& p = BleHid.paired(static_cast<uint8_t>(pairedIndex));
-        awaitingConnect = true;
-        setBanner(tr(STR_CONNECTING));
-        BleHid.connect(p.addr);
-        requestUpdate();
-      }
-      pairedActionTaken = false;
-    }
-    return;
-  }
-
-  if (mappedInput.wasPressed(MappedInputManager::Button::Confirm)) {
-    if (view == View::Menu) {
-      handleMenuConfirm();
-    } else if (view == View::Scan) {
-      const int scanCount = BleHid.deviceCount();
-      if (!awaitingConnect && scanCount == 0 && !BleHid.isScanning()) {
-        LOG_INF("BLEUI", "scan view: restart scan requested");
-        if (!BleHid.isRunning() && !bleinput::ensureStarted()) {
-          LOG_ERR("BLEUI", "scan restart: BLE start failed (heap=%u)", ESP.getFreeHeap());
-        }
-        BleHid.startScan(kScanMs);
-        LOG_INF("BLEUI", "scan view: restart scan state scanning=%d devices=%u", BleHid.isScanning(),
-                BleHid.deviceCount());
-        requestUpdate();
-      } else if (!awaitingConnect && scanIndex < scanCount) {
-        if (BleHid.isScanning()) BleHid.stopScan();
-        const auto& d = BleHid.device(static_cast<uint8_t>(scanIndex));
-        LOG_INF("BLEUI", "scan view: connect addr=%s name='%s' rssi=%d type=%u hid=%d conn=%d", d.addr, d.name, d.rssi,
-                d.addrType, d.hid, d.connectable);
-        awaitingConnect = true;
-        setBanner(tr(STR_CONNECTING));
-        BleHid.connect(d.addr);
-        requestUpdate();
-      }
-    }
-    return;
-  }
-
-  // The scan list changes as devices are discovered — keep repainting while active.
-  if (view == View::Scan) {
-    const bool scanning = BleHid.isScanning();
-    const uint8_t deviceCount = BleHid.deviceCount();
-    if (scanning != lastLoggedScanState || deviceCount != lastLoggedDeviceCount) {
-      LOG_INF("BLEUI", "scan view: state scanning=%d devices=%u", scanning, deviceCount);
-      lastLoggedScanState = scanning;
-      lastLoggedDeviceCount = deviceCount;
-    }
-    if (scanning) requestUpdate();
-  }
-}
-
-std::string BluetoothSettingsActivity::deviceLabel(int index) const {
-  if (index >= BleHid.deviceCount()) return "";
-  const auto& d = BleHid.device(static_cast<uint8_t>(index));
-  return std::string(d.name);
-}
-
-std::string BluetoothSettingsActivity::pairedLabel(int index) const {
-  if (index >= BleHid.pairedCount()) return "";
-  const auto& p = BleHid.paired(static_cast<uint8_t>(index));
-  return std::string(p.name);
-}
-
-void BluetoothSettingsActivity::render(RenderLock&&) {
-  renderer.clearScreen();
-
-  const auto& metrics = UITheme::getInstance().getMetrics();
-  const auto pageWidth = renderer.getScreenWidth();
-  const auto pageHeight = renderer.getScreenHeight();
-
-  const char* title = tr(STR_BLUETOOTH);
-  GUI.drawHeader(renderer, Rect{0, metrics.topPadding, pageWidth, metrics.headerHeight}, title);
-
-  // Sub-header: connection status.
-  const char* status = BleHid.isConnected() ? BleHid.connectedName() : tr(STR_BT_NOT_CONNECTED);
-  GUI.drawSubHeader(renderer, Rect{0, metrics.topPadding + metrics.headerHeight, pageWidth, metrics.tabBarHeight},
-                    status);
-
-  const int topOffset = metrics.topPadding + metrics.headerHeight + metrics.tabBarHeight + metrics.verticalSpacing;
-  const int contentHeight = pageHeight - topOffset - metrics.buttonHintsHeight - metrics.verticalSpacing;
-  const Rect listRect{0, topOffset, pageWidth, contentHeight};
-
-  if (view == View::Menu) {
-    GUI.drawList(
-        renderer, listRect, static_cast<int>(menuRows.size()), menuIndex,
-        [this](int i) { return std::string(I18N.get(menuRows[i].label)); }, nullptr, nullptr,
-        [this](int i) -> std::string {
-          if (menuRows[i].action == Action::ToggleBt)
-            return SETTINGS.bluetoothEnabled ? tr(STR_STATE_ON) : tr(STR_STATE_OFF);
-          return "";
-        },
-        true);
-  } else if (view == View::Scan) {
-    // Free2/3 remotes only advertise in the right slider mode — tell the user how.
-    GUI.drawHelpText(renderer, Rect{0, topOffset, pageWidth, 16}, tr(STR_BT_FREE_HINT1));
-    GUI.drawHelpText(renderer, Rect{0, topOffset + 16, pageWidth, 16}, tr(STR_BT_FREE_HINT2));
-    const int scanTop = topOffset + 38;
-    const int count = BleHid.deviceCount();
-    if (count == 0) {
-      GUI.drawHelpText(renderer, Rect{0, scanTop, pageWidth, 24},
-                       BleHid.isScanning() ? tr(STR_SCANNING) : tr(STR_BT_NO_DEVICES));
-    } else {
-      GUI.drawList(
-          renderer, Rect{0, scanTop, pageWidth, contentHeight - 38}, count, scanIndex,
-          [this](int i) { return deviceLabel(i); }, nullptr, nullptr, nullptr, false);
-    }
-  } else {  // Paired
-    const int count = BleHid.pairedCount();
-    if (count == 0) {
-      GUI.drawHelpText(renderer, Rect{0, topOffset + metrics.verticalSpacing, pageWidth, 24}, tr(STR_BT_NO_PAIRED));
-    } else {
-      GUI.drawList(
-          renderer, listRect, count, pairedIndex, [this](int i) { return pairedLabel(i); }, nullptr, nullptr, nullptr,
-          false);
-    }
-  }
-
-  // Transient banner above the hints.
-  if (!banner.empty()) {
-    GUI.drawHelpText(renderer, Rect{0, pageHeight - metrics.buttonHintsHeight - 22, pageWidth, 20}, banner.c_str());
-  }
-
-  // In the paired list, Confirm connects and a hold forgets — surface the hold hint.
-  if (view == View::Paired && BleHid.pairedCount() > 0 && banner.empty()) {
-    GUI.drawHelpText(renderer, Rect{0, pageHeight - metrics.buttonHintsHeight - 22, pageWidth, 20},
-                     tr(STR_BT_FORGET_PROMPT));
-  }
-
-  // Button hints differ by view (Menu selects; Scan and Paired both connect).
-  const bool scanCanRestart = view == View::Scan && BleHid.deviceCount() == 0 && !BleHid.isScanning();
-  const char* confirm = view == View::Menu ? tr(STR_SELECT) : scanCanRestart ? "Scan" : tr(STR_CONNECT);
-  const auto labels = mappedInput.mapLabels(tr(STR_BACK), confirm, tr(STR_DIR_UP), tr(STR_DIR_DOWN));
-  GUI.drawButtonHints(renderer, labels.btn1, labels.btn2, labels.btn3, labels.btn4);
-
-  renderer.displayBuffer();
-}

src/activities/settings/BluetoothSettingsActivity.h

@@ -1,65 +0,0 @@
-#pragma once
-
-#include <I18n.h>
-
-#include <string>
-#include <vector>
-
-#include "activities/Activity.h"
-#include "util/ButtonNavigator.h"
-
-// Bluetooth page-turner settings. One screen with three views:
-//   Menu   — enable/disable BT, scan & pair, disconnect, map buttons, presets.
-//   Scan   — live list of discovered BLE HID devices; Confirm connects.
-//   Paired — bonded devices; Confirm forgets the selected one.
-// All BLE access goes through the FreeInk BleHid singleton; everything no-ops
-// gracefully when BLE is compiled out (BleHid.begin() returns false).
-class BluetoothSettingsActivity final : public Activity {
- public:
-  explicit BluetoothSettingsActivity(GfxRenderer& renderer, MappedInputManager& mappedInput)
-      : Activity("BluetoothSettings", renderer, mappedInput) {}
-
-  void onEnter() override;
-  void onExit() override;
-  void loop() override;
-  void render(RenderLock&&) override;
-  bool keepsBluetoothAlive() const override { return true; }
-
- private:
-  enum class View { Menu, Scan, Paired };
-
-  // Menu row actions.
-  enum class Action { ToggleBt, Scan, Disconnect, MapButtons, PairedDevices };
-  struct MenuRow {
-    Action action;
-    StrId label;
-  };
-
-  View view = View::Menu;
-  std::vector<MenuRow> menuRows;
-  int menuIndex = 0;
-  int scanIndex = 0;
-  int pairedIndex = 0;
-
-  ButtonNavigator buttonNavigator;
-
-  // Transient status banner (connect result, forget confirmation, etc.).
-  std::string banner;
-  unsigned long bannerUntil = 0;
-
-  // Set when a connect() has been issued and we're waiting for the async result.
-  bool awaitingConnect = false;
-  // Guards the Paired view's hold-to-forget so it fires once per hold and suppresses
-  // the tap-to-connect on the same press.
-  bool pairedActionTaken = false;
-  bool lastLoggedScanState = false;
-  uint8_t lastLoggedDeviceCount = 0xFF;
-
-  void rebuildMenuRows();
-  void handleMenuConfirm();
-  void startScanView();
-  void setBanner(const char* text);
-
-  std::string deviceLabel(int index) const;  // scan list row text
-  std::string pairedLabel(int index) const;  // paired list row text
-};

src/activities/settings/FontDownloadActivity.cpp

@@ -17,8 +17,6 @@
 #include "fontIds.h"
 #include "network/HttpDownloader.h"
 
-#include "BleInput.h"
-
 FontDownloadActivity::FontDownloadActivity(GfxRenderer& renderer, MappedInputManager& mappedInput)
     : Activity("FontDownload", renderer, mappedInput), fontInstaller_(sdFontSystem.registry()) {}
 
@@ -26,12 +24,6 @@ FontDownloadActivity::FontDownloadActivity(GfxRenderer& renderer, MappedInputMan
 
 void FontDownloadActivity::onEnter() {
   Activity::onEnter();
-  // Free the BLE stack BEFORE bringing WiFi up (matches WifiSelectionActivity):
-  // the C3 shares one radio and heap between the stacks, and the WiFi driver
-  // sizes its RX/TX buffer pools at init — initializing it with NimBLE's ~50 KB
-  // still resident leaves WiFi permanently starved even after the lifecycle
-  // stops BLE a loop later. No-op when BLE is already off.
-  bleinput::stop();
   WiFi.mode(WIFI_STA);
   startActivityForResult(std::make_unique<WifiSelectionActivity>(renderer, mappedInput),
                          [this](const ActivityResult& result) { onWifiSelectionComplete(!result.isCancelled); });

src/activities/settings/OpdsServerListActivity.cpp

@@ -3,19 +3,51 @@
 #include <GfxRenderer.h>
 #include <I18n.h>
 
+#include <cstring>
+
+#include "CrossPointSettings.h"
 #include "MappedInputManager.h"
 #include "OpdsServerStore.h"
 #include "OpdsSettingsActivity.h"
 #include "activities/ActivityManager.h"
 #include "activities/browser/OpdsBookBrowserActivity.h"
+#include "activities/util/KeyboardEntryActivity.h"
 #include "components/UITheme.h"
 #include "fontIds.h"
+#include "util/OpdsFilename.h"
+
+namespace {
+// Normalizes a user-typed folder: trims spaces, "" => SD root, otherwise a
+// single leading '/' and no trailing '/'. Cold path (runs once per edit).
+std::string normalizeFolder(std::string v) {
+  while (!v.empty() && (v.front() == ' ' || v.front() == '\t')) v.erase(v.begin());
+  while (!v.empty() && (v.back() == ' ' || v.back() == '\t')) v.pop_back();
+  if (v.empty()) return "";
+  if (v.front() != '/') v.insert(v.begin(), '/');
+  while (v.size() > 1 && v.back() == '/') v.pop_back();
+  if (v == "/") return "";  // a bare slash is SD root, same as empty
+  return v;
+}
+
+// Label shown for the current OPDS filename format in the list subtitle.
+StrId opdsFormatLabel(uint8_t format) {
+  switch (format) {
+    case static_cast<uint8_t>(OpdsFilenameFormat::TitleAuthor):
+      return StrId::STR_FMT_TITLE_AUTHOR;
+    case static_cast<uint8_t>(OpdsFilenameFormat::TitleOnly):
+      return StrId::STR_FMT_TITLE;
+    default:
+      return StrId::STR_FMT_AUTHOR_TITLE;
+  }
+}
+}  // namespace
 
 int OpdsServerListActivity::getItemCount() const {
   int count = static_cast<int>(OPDS_STORE.getCount());
-  // In settings mode, append a virtual "Add Server" item; in picker mode, only show real servers
+  // Settings mode appends three virtual items: "Add Server", "Download folder"
+  // and "Filename format".
   if (!pickerMode) {
-    count++;
+    count += 3;
   }
   return count;
 }
@@ -74,6 +106,34 @@ void OpdsServerListActivity::handleSelection() {
     return;
   }
 
+  // Index layout: [servers 0..serverCount-1], [Add Server], [Download folder], [Filename format].
+  if (selectedIndex == serverCount + 1) {
+    auto folderHandler = [this](const ActivityResult& result) {
+      if (!result.isCancelled) {
+        const auto& kb = std::get<KeyboardResult>(result.data);
+        const std::string norm = normalizeFolder(kb.text);
+        strncpy(SETTINGS.opdsDownloadFolder, norm.c_str(), sizeof(SETTINGS.opdsDownloadFolder) - 1);
+        SETTINGS.opdsDownloadFolder[sizeof(SETTINGS.opdsDownloadFolder) - 1] = '\0';
+        SETTINGS.saveToFile();
+        requestUpdate();
+      }
+    };
+    startActivityForResult(
+        std::make_unique<KeyboardEntryActivity>(renderer, mappedInput, tr(STR_OPDS_DOWNLOAD_FOLDER),
+                                                std::string(SETTINGS.opdsDownloadFolder), 63, InputType::Text),
+        folderHandler);
+    return;
+  }
+
+  // "Filename format": tap cycles through the available formats.
+  if (selectedIndex == serverCount + 2) {
+    SETTINGS.opdsFilenameFormat =
+        static_cast<uint8_t>((SETTINGS.opdsFilenameFormat + 1) % static_cast<uint8_t>(OpdsFilenameFormat::Count));
+    SETTINGS.saveToFile();
+    requestUpdate();
+    return;
+  }
+
   // Settings mode: open editor for selected server, or create a new one
   auto resultHandler = [this](const ActivityResult&) {
     // Reload server list when returning from editor
@@ -111,17 +171,30 @@ void OpdsServerListActivity::render(RenderLock&&) {
     // Secondary label: server URL (shown as subtitle when name is set).
     GUI.drawList(
         renderer, Rect{0, contentTop, pageWidth, contentHeight}, itemCount, selectedIndex,
-        [&servers, serverCount](int index) {
+        [&servers, serverCount](int index) -> std::string {
           if (index < serverCount) {
             const auto& server = servers[index];
             return server.name.empty() ? server.url : server.name;
           }
-          return std::string(I18n::getInstance().get(StrId::STR_ADD_SERVER));
+          if (index == serverCount) {
+            return std::string(I18n::getInstance().get(StrId::STR_ADD_SERVER));
+          }
+          if (index == serverCount + 1) {
+            return std::string(I18n::getInstance().get(StrId::STR_OPDS_DOWNLOAD_FOLDER));
+          }
+          return std::string(I18n::getInstance().get(StrId::STR_OPDS_FILENAME_FORMAT));
         },
-        [&servers, serverCount](int index) {
+        [&servers, serverCount](int index) -> std::string {
           if (index < serverCount && !servers[index].name.empty()) {
             return servers[index].url;
           }
+          if (index == serverCount + 1) {
+            const char* f = SETTINGS.opdsDownloadFolder;
+            return f[0] ? std::string(f) : std::string(I18n::getInstance().get(StrId::STR_OPDS_SD_ROOT));
+          }
+          if (index == serverCount + 2) {
+            return std::string(I18n::getInstance().get(opdsFormatLabel(SETTINGS.opdsFilenameFormat)));
+          }
           return std::string("");
         });
   }

src/activities/settings/OtaUpdateActivity.cpp

@@ -11,8 +11,6 @@
 #include "fontIds.h"
 #include "network/OtaUpdater.h"
 
-#include "BleInput.h"
-
 void OtaUpdateActivity::onWifiSelectionComplete(const bool success) {
   if (!success) {
     LOG_ERR("OTA", "WiFi connection failed, exiting");
@@ -58,12 +56,6 @@ void OtaUpdateActivity::onEnter() {
 
   // Turn on WiFi immediately
   LOG_DBG("OTA", "Turning on WiFi...");
-  // Free the BLE stack BEFORE bringing WiFi up (matches WifiSelectionActivity):
-  // the C3 shares one radio and heap between the stacks, and the WiFi driver
-  // sizes its RX/TX buffer pools at init — initializing it with NimBLE's ~50 KB
-  // still resident leaves WiFi permanently starved even after the lifecycle
-  // stops BLE a loop later. No-op when BLE is already off.
-  bleinput::stop();
   WiFi.mode(WIFI_STA);
 
   // Launch WiFi selection subactivity

src/activities/settings/SettingsActivity.cpp

@@ -7,7 +7,6 @@
 #include <cstdio>
 #include <cstring>
 
-#include "BluetoothSettingsActivity.h"
 #include "ButtonRemapActivity.h"
 #include "ClearCacheActivity.h"
 #include "CrossPointSettings.h"
@@ -60,7 +59,6 @@ void SettingsActivity::rebuildSettingsLists() {
   // Append device-only ACTION items
   controlsSettings.insert(controlsSettings.begin(),
                           SettingInfo::Action(StrId::STR_REMAP_FRONT_BUTTONS, SettingAction::RemapFrontButtons));
-  controlsSettings.push_back(SettingInfo::Action(StrId::STR_BLUETOOTH, SettingAction::Bluetooth));
   systemSettings.push_back(SettingInfo::Action(StrId::STR_WIFI_NETWORKS, SettingAction::Network));
   systemSettings.push_back(SettingInfo::Action(StrId::STR_KOREADER_SYNC, SettingAction::KOReaderSync));
   systemSettings.push_back(SettingInfo::Action(StrId::STR_OPDS_SERVERS, SettingAction::OPDSBrowser));
@@ -297,9 +295,6 @@ void SettingsActivity::toggleCurrentSetting() {
       case SettingAction::Language:
         startActivityForResult(std::make_unique<LanguageSelectActivity>(renderer, mappedInput), resultHandler);
         break;
-      case SettingAction::Bluetooth:
-        startActivityForResult(std::make_unique<BluetoothSettingsActivity>(renderer, mappedInput), resultHandler);
-        break;
       case SettingAction::None:
         // Do nothing
         break;

src/activities/settings/SettingsActivity.h

@@ -24,7 +24,6 @@ enum class SettingAction {
   SdFirmwareUpdate,
   Language,
   DownloadFonts,
-  Bluetooth,
 };
 
 struct SettingInfo {

src/components/icons/bluetooth.h

@@ -1,7 +0,0 @@
-#pragma once
-#include <cstdint>
-
-// size: 16x16, generated from Lucide bluetooth.svg with FreeInk's icon generator.
-static const uint8_t BluetoothStatusIcon[] = {0xFF, 0xFF, 0xFE, 0x7F, 0xFE, 0x3F, 0xFE, 0x1F, 0xF6, 0x4F, 0xFA,
-                                              0x5F, 0xFC, 0x3F, 0xFE, 0x7F, 0xFE, 0x7F, 0xFC, 0x3F, 0xFA, 0x5F,
-                                              0xF6, 0x4F, 0xFE, 0x1F, 0xFE, 0x3F, 0xFE, 0x7F, 0xFF, 0xFF};

src/components/themes/BaseTheme.cpp

@@ -13,7 +13,6 @@
 #include "I18n.h"
 #include "RecentBooksStore.h"
 #include "components/UITheme.h"
-#include "components/icons/bluetooth.h"
 #include "components/icons/bookmark.h"
 #include "fontIds.h"
 
@@ -24,10 +23,8 @@ constexpr int homeMarginTop = 30;
 constexpr int subtitleY = 738;
 constexpr int bookmarkStatusIconWidth = 16;
 constexpr int bookmarkStatusIconHeight = 14;
+constexpr int bookmarkStatusIconGap = 4;
 constexpr int bookmarkStatusIconTopCrop = 2;
-constexpr int bluetoothStatusIconWidth = 16;
-constexpr int bluetoothStatusIconHeight = 16;
-constexpr int statusIconGap = 4;
 
 bool statusBarTextLaneVisible() {
   return SETTINGS.statusBarChapterPageCount || SETTINGS.statusBarBookProgressPercentage ||
@@ -46,17 +43,6 @@ void drawBookmarkStatusIcon(const GfxRenderer& renderer, const int x, const int
   }
 }
 
-void drawBluetoothStatusIcon(const GfxRenderer& renderer, const int x, const int y) {
-  constexpr int bytesPerRow = bluetoothStatusIconWidth / 8;
-  for (int row = 0; row < bluetoothStatusIconHeight; ++row) {
-    for (int col = 0; col < bluetoothStatusIconWidth; ++col) {
-      const uint8_t byte = BluetoothStatusIcon[row * bytesPerRow + col / 8];
-      const uint8_t mask = 1U << (7 - (col % 8));
-      renderer.drawPixel(x + col, y + row, (byte & mask) == 0);
-    }
-  }
-}
-
 }  // namespace
 
 void BaseTheme::drawBatteryOutline(const GfxRenderer& renderer, int x, int y, int battWidth, int rectHeight) {
@@ -763,8 +749,7 @@ void BaseTheme::fillPopupProgress(const GfxRenderer& renderer, const Rect& layou
 
 void BaseTheme::drawStatusBar(GfxRenderer& renderer, const float bookProgress, const int currentPage,
                               const int pageCount, std::string title, const int paddingBottom, const int textYOffset,
-                              const bool fillMargin, const bool isPageBookmarked, const bool pageCountEstimated,
-                              const bool bluetoothConnected) const {
+                              const bool fillMargin, const bool isPageBookmarked, const bool pageCountEstimated) const {
   auto metrics = UITheme::getInstance().getMetrics();
   int orientedMarginTop, orientedMarginRight, orientedMarginBottom, orientedMarginLeft;
   renderer.getOrientedViewableTRBL(&orientedMarginTop, &orientedMarginRight, &orientedMarginBottom,
@@ -860,17 +845,9 @@ void BaseTheme::drawStatusBar(GfxRenderer& renderer, const float bookProgress, c
     }
   }
 
-  // Draw status icons
-  if (showStatusBarTextLane && bluetoothConnected) {
-    const int bluetoothGap = leftClusterWidth > 0 ? statusIconGap : 0;
-    const int bluetoothX = leftClusterX + leftClusterWidth + bluetoothGap;
-    const int bluetoothY = textY + 3;
-    drawBluetoothStatusIcon(renderer, bluetoothX, bluetoothY);
-    leftClusterWidth += bluetoothStatusIconWidth + bluetoothGap;
-  }
-
+  // Draw Bookmark
   if (showStatusBarTextLane && isPageBookmarked) {
-    const int bookmarkGap = leftClusterWidth > 0 ? statusIconGap : 0;
+    const int bookmarkGap = leftClusterWidth > 0 ? bookmarkStatusIconGap : 0;
     const int bookmarkX = leftClusterX + leftClusterWidth + bookmarkGap;
     const int bookmarkY = textY + 5;
     drawBookmarkStatusIcon(renderer, bookmarkX, bookmarkY);

src/components/themes/BaseTheme.h

@@ -238,7 +238,7 @@ class BaseTheme {
   void drawStatusBar(GfxRenderer& renderer, const float bookProgress, const int currentPage, const int pageCount,
                      std::string title, const int paddingBottom = 0, const int textYOffset = 0,
                      const bool fillMargin = true, const bool isPageBookmarked = false,
-                     const bool pageCountEstimated = false, const bool bluetoothConnected = false) const;
+                     const bool pageCountEstimated = false) const;
   void drawHelpText(const GfxRenderer& renderer, Rect rect, const char* label) const;
   virtual void drawTextField(const GfxRenderer& renderer, Rect rect, const int textWidth, bool cursorMode = false,
                              int contentStartX = 0, int contentWidth = 0) const;

src/main.cpp

@@ -18,7 +18,6 @@
 
 #include <cstring>
 
-#include "BleInput.h"
 #include "CrossPointSettings.h"
 #include "CrossPointState.h"
 #include "KOReaderCredentialStore.h"
@@ -34,8 +33,6 @@
 #include "images/LoadingIcon.h"
 #include "util/ButtonNavigator.h"
 #include "util/ScreenshotUtil.h"
-#include <Memory.h>
-#include "HeapMap.h"
 
 GfxRenderer renderer(display);
 MappedInputManager mappedInputManager(gpio, renderer);
@@ -130,12 +127,6 @@ enum class BootResume : uint8_t {
   QuickResume,  // wake from a quick-resume deep sleep (SD flag; survives power loss)
 };
 
-// Latched in setup() from the read-and-clear of the RTC flag, so the reboot-loop
-// guard in bootWasSilentRestart() has the answer for the whole session.
-static bool bootWasSilentRestartFlag = false;
-
-bool bootWasSilentRestart() { return bootWasSilentRestartFlag; }
-
 // Latched true once enterDeepSleep() commits to sleeping, before it tears down
 // the current activity. WiFi activities call silentRestart() in onExit() to
 // clear heap fragmentation on the way out, but deep sleep is a full chip reset
@@ -168,49 +159,6 @@ void silentRestartToReader() {
   ESP.restart();
 }
 
-// Verify power button press duration on wake-up from deep sleep
-// Pre-condition: isWakeupByPowerButton() == true
-void verifyPowerButtonDuration() {
-  if (SETTINGS.shortPwrBtn == CrossPointSettings::SHORT_PWRBTN::SLEEP) {
-    // Fast path for short press
-    // Needed because inputManager.isPressed() may take up to ~500ms to return the correct state
-    return;
-  }
-
-  // Give the user up to 1000ms to start holding the power button, and must hold for SETTINGS.getPowerButtonDuration()
-  const auto start = millis();
-  bool abort = false;
-  // Subtract the current time, because inputManager only starts counting the HeldTime from the first update()
-  // This way, we remove the time we already took to reach here from the duration,
-  // assuming the button was held until now from millis()==0 (i.e. device start time).
-  const uint16_t calibration = start;
-  const uint16_t calibratedPressDuration =
-      (calibration < SETTINGS.getPowerButtonDuration()) ? SETTINGS.getPowerButtonDuration() - calibration : 1;
-
-  gpio.update();
-  // Needed because inputManager.isPressed() may take up to ~500ms to return the correct state
-  while (!gpio.isPressed(HalGPIO::BTN_POWER) && millis() - start < 1000) {
-    delay(10);  // only wait 10ms each iteration to not delay too much in case of short configured duration.
-    gpio.update();
-  }
-
-  t2 = millis();
-  if (gpio.isPressed(HalGPIO::BTN_POWER)) {
-    do {
-      delay(10);
-      gpio.update();
-    } while (gpio.isPressed(HalGPIO::BTN_POWER) && gpio.getPowerButtonHeldTime() < calibratedPressDuration);
-    abort = gpio.getPowerButtonHeldTime() < calibratedPressDuration;
-  } else {
-    abort = true;
-  }
-
-  if (abort) {
-    // Button released too early. Returning to sleep.
-    // IMPORTANT: Re-arm the wakeup trigger before sleeping again
-    powerManager.startDeepSleep(gpio);
-  }
-}
 void waitForPowerRelease() {
   gpio.update();
   while (gpio.isPressed(HalGPIO::BTN_POWER)) {
@@ -271,10 +219,6 @@ void enterDeepSleep(bool fromTimeout = false) {
     WiFi.mode(WIFI_OFF);
   }
 
-  // Drop any BLE HID link cleanly so the page-turner sees the disconnect promptly.
-  // bluetoothEnabled persists, so the setting is restored on the next wake.
-  bleinput::stop();
-
   halTiltSensor.deepSleep();
   display.deepSleep();
   LOG_DBG("MAIN", "Entering deep sleep");
@@ -338,7 +282,6 @@ void setup() {
       (isSilentReboot && silentRebootTarget <= SILENT_REBOOT_TARGET_READER) ? silentRebootTarget : 0;
   silentRebootMagic = 0;
   silentRebootTarget = 0;
-  bootWasSilentRestartFlag = isSilentReboot;
 
   gpio.begin();
   powerManager.begin();
@@ -371,8 +314,10 @@ void setup() {
   switch (wakeupReason) {
     case HalGPIO::WakeupReason::PowerButton:
       LOG_DBG("MAIN", "Verifying power button press duration");
-      gpio.verifyPowerButtonWakeup(SETTINGS.getPowerButtonDuration(),
-                                   SETTINGS.shortPwrBtn == CrossPointSettings::SHORT_PWRBTN::SLEEP);
+      if (!gpio.verifyPowerButtonWakeup(SETTINGS.getPowerButtonDuration(),
+                                        SETTINGS.shortPwrBtn == CrossPointSettings::SHORT_PWRBTN::SLEEP)) {
+        powerManager.startDeepSleep(gpio);
+      }
       break;
     case HalGPIO::WakeupReason::AfterUSBPower:
       // If USB power caused a cold boot, go back to sleep
@@ -492,78 +437,6 @@ void setup() {
   // Ensure we're not still holding the power button before leaving setup
   waitForPowerRelease();
   allowSleepAt = millis() + 2000;
-  // Bluetooth is started lazily by the lifecycle check in loop() once a reader or the
-  // Bluetooth settings screen is on the stack — not here at boot — so home/browser and
-  // WiFi activities keep the ~50 KB the BLE stack would otherwise hold.
-}
-
-// Bring the BLE stack up or down to match the current context. BLE is only resident
-// while a reader (page-turner input) or the Bluetooth settings screen (pairing) is on
-// the stack AND WiFi is off. Heap-heavy reader phases may stop BLE directly; this
-// lifecycle then restarts it only after the normal activity/render/heap gates pass.
-void updateBluetoothLifecycle() {
-  const bool wanted =
-      SETTINGS.bluetoothEnabled && activityManager.bluetoothShouldBeActive() && WiFi.getMode() == WIFI_MODE_NULL;
-  if (wanted && !BleHid.isRunning() && activityManager.bluetoothStartDeferred()) {
-    static uint32_t lastActivityDeferLogMs = 0;
-    if (millis() - lastActivityDeferLogMs > 10000) {
-      lastActivityDeferLogMs = millis();
-      LOG_INF("BLELC", "start deferred: activity busy heap=%u maxAlloc=%u", ESP.getFreeHeap(), ESP.getMaxAllocHeap());
-    }
-    return;
-  }
-  // Heap gate: NimBLE needs ~57 KB. If the reader cannot spare that yet, retry
-  // on the next loop without entering any separate BLE hold state.
-  // The BT settings screen is explicit user intent to run BLE right now (scan/pair is
-  // dead without the stack). Its floor only needs to cover NimBLE itself — the 100 KB
-  // reader floor reserves build/render headroom that never gets used there.
-  const bool explicitBtContext = activityManager.currentKeepsBluetoothAlive();
-  const size_t startFloor = explicitBtContext ? bleinput::kStartMinFreeHeapExplicit : bleinput::kStartMinFreeHeap;
-  if (wanted && !BleHid.isRunning() && activityManager.isReaderActivity() && !renderer.hasFrameBuffer()) {
-    static uint32_t lastFramebufferLoanDeferLogMs = 0;
-    if (millis() - lastFramebufferLoanDeferLogMs > 10000) {
-      lastFramebufferLoanDeferLogMs = millis();
-      LOG_INF("BLELC", "start deferred: framebuffer lent heap=%u maxAlloc=%u", ESP.getFreeHeap(),
-              ESP.getMaxAllocHeap());
-    }
-    return;
-  }
-  if (wanted && !BleHid.isRunning() && activityManager.isReaderActivity() && RenderLock::peek()) {
-    static uint32_t lastReaderRenderDeferLogMs = 0;
-    if (millis() - lastReaderRenderDeferLogMs > 10000) {
-      lastReaderRenderDeferLogMs = millis();
-      LOG_INF("BLELC", "start deferred: reader render in progress heap=%u maxAlloc=%u", ESP.getFreeHeap(),
-              ESP.getMaxAllocHeap());
-    }
-    return;
-  }
-  if (wanted && !BleHid.isRunning() && ESP.getFreeHeap() < startFloor) {
-    static uint32_t lastGateLogMs = 0;
-    if (millis() - lastGateLogMs > 10000) {
-      lastGateLogMs = millis();
-      LOG_INF("BLELC", "start deferred: heap %u floor %u", ESP.getFreeHeap(), (unsigned)startFloor);
-    }
-    return;
-  }
-  if (wanted && !BleHid.isRunning()) {
-    LOG_INF("BLELC", "start requested enabled=%u reader=%d settings=%d wifi=%d paired=%u heap=%u maxAlloc=%u",
-            SETTINGS.bluetoothEnabled, activityManager.isReaderActivity(), activityManager.currentKeepsBluetoothAlive(),
-            WiFi.getMode(), BleHid.pairedCount(), ESP.getFreeHeap(), ESP.getMaxAllocHeap());
-    // Start immediately once the lifecycle gates pass. Do not draw a reconnect
-    // popup here: that schedules a reader redraw while BLE has just consumed ~53 KB,
-    // which can immediately trip the render heap shed path and create a start/stop loop.
-    if (!bleinput::ensureStarted()) {
-      LOG_ERR("BLELC", "start failed heap=%u maxAlloc=%u", ESP.getFreeHeap(), ESP.getMaxAllocHeap());
-      return;
-    }
-    LOG_INF("BLELC", "started paired=%u heap=%u maxAlloc=%u", BleHid.pairedCount(), ESP.getFreeHeap(),
-            ESP.getMaxAllocHeap());
-  } else if (!wanted && BleHid.isRunning()) {
-    LOG_INF("BLELC", "stop requested enabled=%u active=%d wifi=%d heap=%u maxAlloc=%u", SETTINGS.bluetoothEnabled,
-            activityManager.bluetoothShouldBeActive(), WiFi.getMode(), ESP.getFreeHeap(), ESP.getMaxAllocHeap());
-    bleinput::stop();
-    LOG_INF("BLELC", "stopped heap=%u maxAlloc=%u", ESP.getFreeHeap(), ESP.getMaxAllocHeap());
-  }
 }
 
 void loop() {
@@ -572,24 +445,6 @@ void loop() {
   static unsigned long lastMemPrint = 0;
 
   gpio.update();
-  updateBluetoothLifecycle();  // bring BLE up/down for the current activity context
-  static bool lastBleConnected = false;
-  BleHid.poll();  // drive BLE auto-reconnect + key auto-repeat (no-op when BT off)
-  const bool bleConnected = BleHid.isConnected();
-  if (bleConnected && !lastBleConnected) {
-    LOG_INF("BLELC", "connected name=%s heap=%u maxAlloc=%u", BleHid.connectedName(), ESP.getFreeHeap(),
-            ESP.getMaxAllocHeap());
-    if (activityManager.isReaderActivity() && !activityManager.currentKeepsBluetoothAlive()) {
-      activityManager.requestUpdate();
-    }
-  } else if (!bleConnected && lastBleConnected) {
-    LOG_INF("BLELC", "disconnected heap=%u maxAlloc=%u", ESP.getFreeHeap(), ESP.getMaxAllocHeap());
-    if (activityManager.isReaderActivity() && !activityManager.currentKeepsBluetoothAlive()) {
-      activityManager.requestUpdate();
-    }
-  }
-  lastBleConnected = bleConnected;
-  mappedInputManager.pollBle();  // drain BLE keys -> logical-button overlay for this frame
   halTiltSensor.update(SETTINGS.tiltPageTurn, SETTINGS.orientation, activityManager.isReaderActivity());
 
   renderer.setFadingFix(SETTINGS.fadingFix);
@@ -598,23 +453,6 @@ void loop() {
     LOG_INF("MEM", "Free: %d bytes, Total: %d bytes, Min Free: %d bytes, MaxAlloc: %d bytes", ESP.getFreeHeap(),
             ESP.getHeapSize(), ESP.getMinFreeHeap(), ESP.getMaxAllocHeap());
     lastMemPrint = millis();
-    // MEMFIX-PORT: per-task stack high-water audit; portable
-    // Task stack audit (~once/min): name, stack base (matches blocks in the
-    // heap map), and high-water free bytes — the margin available for
-    // right-sizing each stack. TRACE_FACILITY is on in this sdkconfig.
-    static uint8_t memPrintCount = 0;
-    if (++memPrintCount >= 6) {
-      memPrintCount = 0;
-      const UBaseType_t taskCount = uxTaskGetNumberOfTasks();
-      auto taskStatus = makeUniqueNoThrow<TaskStatus_t[]>(taskCount + 2);
-      if (taskStatus) {
-        const UBaseType_t got = uxTaskGetSystemState(taskStatus.get(), taskCount + 2, nullptr);
-        for (UBaseType_t i = 0; i < got; ++i) {
-          LOG_DBG("MEM", "task %-20s stackBase=%p highWaterFree=%u", taskStatus[i].pcTaskName,
-                  taskStatus[i].pxStackBase, (unsigned)taskStatus[i].usStackHighWaterMark);
-        }
-      }
-    }
   }
 
   // Handle incoming serial commands,
@@ -630,11 +468,6 @@ void loop() {
         uint8_t* buf = display.getFrameBuffer();
         logSerial.write(buf, bufferSize);
         logSerial.printf("SCREENSHOT_END\n");
-      // MEMFIX-PORT: on-demand heap map serial command; portable
-      } else if (cmd == "MEMMAP") {
-        // On-demand heap block map: capture the heap exactly when it looks
-        // interesting (e.g. maxAlloc degraded mid-session) without a reboot.
-        heapmap::dump();
       }
     }
   }
@@ -642,7 +475,7 @@ void loop() {
   // Check for any user activity (button press or release) or active background work
   static unsigned long lastActivityTime = millis();
   if (gpio.wasAnyPressed() || gpio.wasAnyReleased() || halTiltSensor.hadActivity() ||
-      mappedInputManager.bleHadActivityThisFrame() || activityManager.preventAutoSleep()) {
+      activityManager.preventAutoSleep()) {
     lastActivityTime = millis();         // Reset inactivity timer
     powerManager.setPowerSaving(false);  // Restore normal CPU frequency on user activity
   }
@@ -723,16 +556,11 @@ void loop() {
     powerManager.setPowerSaving(false);  // Make sure we're at full performance when skipLoopDelay is requested
     yield();                             // Give FreeRTOS a chance to run tasks, but return immediately
   } else {
-    // The BLE controller cannot run at the 10 MHz low-power frequency — NimBLE's
-    // controller reset/maintenance hangs the radio and trips the interrupt WDT (the
-    // same reason WiFi force-disables power saving in HalPowerManager). Keep full CPU
-    // speed whenever the BLE stack is actually resident, regardless of input idleness.
-    if (!BleHid.isRunning() && millis() - lastActivityTime >= HalPowerManager::IDLE_POWER_SAVING_MS) {
+    if (millis() - lastActivityTime >= HalPowerManager::IDLE_POWER_SAVING_MS) {
       // If we've been inactive for a while, increase the delay to save power
       powerManager.setPowerSaving(true);  // Lower CPU frequency after extended inactivity
       delay(50);
     } else {
-      if (BleHid.isRunning()) powerManager.setPowerSaving(false);  // keep the BLE radio stable
       // Short delay to prevent tight loop while still being responsive
       delay(10);
     }

src/network/CrossPointWebServer.cpp

@@ -26,7 +26,6 @@
 #include "html/SettingsPageHtml.generated.h"
 #include "html/js/jszip_minJs.generated.h"
 #include "util/BookCacheUtils.h"
-#include <Memory.h>
 
 namespace {
 // Folders/files to hide from the web interface file browser
@@ -201,14 +200,6 @@ void CrossPointWebServer::begin() {
   udpActive = udp.begin(LOCAL_UDP_PORT);
   LOG_DBG("WEB", "Discovery UDP %s on port %d", udpActive ? "enabled" : "failed", LOCAL_UDP_PORT);
 
-  // All request handlers run on the task that calls handleClient(). Register
-  // that task before any handler can call esp_task_wdt_reset().
-  const esp_err_t watchdogResult = esp_task_wdt_add(nullptr);
-  watchdogTaskRegistered = watchdogResult == ESP_OK;
-  if (!watchdogTaskRegistered) {
-    LOG_ERR("WEB", "Failed to register web server task with watchdog: %s", esp_err_to_name(watchdogResult));
-  }
-
   running = true;
 
   LOG_DBG("WEB", "Web server started on port %d", port);
@@ -238,10 +229,6 @@ void CrossPointWebServer::abortWsUpload(const char* tag) {
 void CrossPointWebServer::stop() {
   if (!running || !server) {
     LOG_DBG("WEB", "stop() called but already stopped (running=%d, server=%p)", running, server.get());
-    if (watchdogTaskRegistered) {
-      esp_task_wdt_delete(nullptr);
-      watchdogTaskRegistered = false;
-    }
     return;
   }
 
@@ -282,11 +269,6 @@ void CrossPointWebServer::stop() {
   LOG_DBG("WEB", "Web server stopped and deleted");
   LOG_DBG("WEB", "[MEM] Free heap after delete server: %d bytes", ESP.getFreeHeap());
 
-  if (watchdogTaskRegistered) {
-    esp_task_wdt_delete(nullptr);
-    watchdogTaskRegistered = false;
-  }
-
   // Note: Static upload variables (uploadFileName, uploadPath, uploadError) are declared
   // later in the file and will be cleared when they go out of scope or on next upload
   LOG_DBG("WEB", "[MEM] Free heap final: %d bytes", ESP.getFreeHeap());
@@ -502,33 +484,13 @@ void CrossPointWebServer::handleFileListData() const {
 
   server->setContentLength(CONTENT_LENGTH_UNKNOWN);
   server->send(200, "application/json", "");
-
-  // Batch entries into ~one-TCP-segment flushes. One sendContent per entry
-  // means one chunked frame in its own TCP segment per file; the client's
-  // delayed ACK (~40-200 ms each) turns a large directory into tens of
-  // seconds. ~1.4 KB batches collapse that to a handful of segments.
-  constexpr size_t BATCH_CAPACITY = 1400;
-  auto batch = makeUniqueNoThrow<char[]>(BATCH_CAPACITY);
-  size_t batchLen = 0;
-  const auto flushBatch = [&]() {
-    if (batchLen == 0) return;
-    server->sendContent(batch.get(), batchLen);
-    batchLen = 0;
-  };
-
+  server->sendContent("[");
   char output[512];
   constexpr size_t outputSize = sizeof(output);
   bool seenFirst = false;
   JsonDocument doc;
 
-  if (batch) {
-    batch[batchLen++] = '[';
-  } else {
-    LOG_ERR("WEB", "OOM: file list batch buffer; falling back to per-entry sends");
-    server->sendContent("[");
-  }
-
-  scanFiles(currentPath.c_str(), [&](const FileInfo& info) {
+  scanFiles(currentPath.c_str(), [this, &output, &doc, seenFirst](const FileInfo& info) mutable {
     doc.clear();
     doc["name"] = info.name;
     doc["size"] = info.size;
@@ -542,26 +504,14 @@ void CrossPointWebServer::handleFileListData() const {
       return;
     }
 
-    const size_t need = written + (seenFirst ? 1 : 0);
-    if (batch) {
-      if (batchLen + need > BATCH_CAPACITY) flushBatch();
-      if (seenFirst) batch[batchLen++] = ',';
-      memcpy(batch.get() + batchLen, output, written);
-      batchLen += written;
+    if (seenFirst) {
+      server->sendContent(",");
     } else {
-      if (seenFirst) server->sendContent(",");
-      server->sendContent(output);
+      seenFirst = true;
     }
-    seenFirst = true;
+    server->sendContent(output);
   });
-
-  if (batch) {
-    if (batchLen + 1 > BATCH_CAPACITY) flushBatch();
-    batch[batchLen++] = ']';
-    flushBatch();
-  } else {
-    server->sendContent("]");
-  }
+  server->sendContent("]");
   // End of streamed response, empty chunk to signal client
   server->sendContent("");
   LOG_DBG("WEB", "Served file listing page for path: %s", currentPath.c_str());

src/network/CrossPointWebServer.h

@@ -72,7 +72,6 @@ class CrossPointWebServer {
   std::unique_ptr<WebServer> server = nullptr;
   std::unique_ptr<WebSocketsServer> wsServer = nullptr;
   bool running = false;
-  bool watchdogTaskRegistered = false;
   bool apMode = false;  // true when running in AP mode, false for STA mode
   uint16_t port = 80;
   uint16_t wsPort = 81;  // WebSocket port

src/util/OpdsFilename.cpp

@@ -0,0 +1,23 @@
+#include "OpdsFilename.h"
+
+#include "StringUtils.h"
+
+std::string opdsBookFilename(const std::string& author, const std::string& title, OpdsFilenameFormat format) {
+  std::string base;
+  switch (format) {
+    case OpdsFilenameFormat::TitleAuthor:
+      base = author.empty() ? title : title + " - " + author;
+      break;
+    case OpdsFilenameFormat::TitleOnly:
+      base = title;
+      break;
+    case OpdsFilenameFormat::AuthorTitle:
+    default:
+      base = author.empty() ? title : author + " - " + title;
+      break;
+  }
+  // sanitizeFilename caps at 100 bytes and never returns empty (falls back to
+  // "book"); ".epub" is appended after so the extension is never truncated —
+  // identical treatment to the previous inline construction.
+  return StringUtils::sanitizeFilename(base) + ".epub";
+}

src/util/OpdsFilename.h

@@ -0,0 +1,18 @@
+#pragma once
+#include <cstdint>
+#include <string>
+
+// On-disk filename format for books downloaded from an OPDS server. Stored as a
+// uint8_t in CrossPointSettings; cast to this enum at the call sites. `Count` is
+// the number of selectable formats (used to cycle the setting in the UI).
+enum class OpdsFilenameFormat : uint8_t {
+  AuthorTitle = 0,  // "Author - Title.epub" (default; matches legacy behaviour)
+  TitleAuthor = 1,  // "Title - Author.epub"
+  TitleOnly = 2,    // "Title.epub"
+  Count = 3,
+};
+
+// Composes and sanitizes the on-disk filename (including the ".epub" extension)
+// for a downloaded OPDS book, according to `format`. When the author is empty,
+// every format collapses to just the sanitized title. Pure: no I/O, no globals.
+std::string opdsBookFilename(const std::string& author, const std::string& title, OpdsFilenameFormat format);

test/CMakeLists.txt

@@ -43,5 +43,6 @@ add_subdirectory(release_json_parser)
 add_subdirectory(differential_rounding)
 add_subdirectory(hyphenation_eval)
 add_subdirectory(utf8_compose)
+add_subdirectory(opds_filename)
 add_subdirectory(minibidi_arabic)
 add_subdirectory(combining_marks)

test/opds_filename/CMakeLists.txt

@@ -0,0 +1,18 @@
+add_executable(OpdsFilenameTest
+  OpdsFilenameTest.cpp
+  ${REPO_ROOT}/src/util/OpdsFilename.cpp
+  ${REPO_ROOT}/src/util/StringUtils.cpp
+  ${REPO_ROOT}/lib/Utf8/Utf8.cpp
+)
+
+target_include_directories(OpdsFilenameTest PRIVATE
+  ${REPO_ROOT}/src/util
+  ${REPO_ROOT}/lib/Utf8
+)
+
+target_link_libraries(OpdsFilenameTest PRIVATE
+  crosspoint_test_common
+  GTest::gtest_main
+)
+
+gtest_discover_tests(OpdsFilenameTest)

test/opds_filename/OpdsFilenameTest.cpp

@@ -0,0 +1,52 @@
+#include <gtest/gtest.h>
+
+#include <string>
+
+#include "OpdsFilename.h"
+
+namespace {
+
+TEST(OpdsFilename, AuthorTitleIsDefaultOrder) {
+  EXPECT_EQ(opdsBookFilename("J. Doe", "My Book", OpdsFilenameFormat::AuthorTitle), "J. Doe - My Book.epub");
+}
+
+TEST(OpdsFilename, TitleAuthorSwapsOrder) {
+  EXPECT_EQ(opdsBookFilename("J. Doe", "My Book", OpdsFilenameFormat::TitleAuthor), "My Book - J. Doe.epub");
+}
+
+TEST(OpdsFilename, TitleOnlyIgnoresAuthor) {
+  EXPECT_EQ(opdsBookFilename("J. Doe", "My Book", OpdsFilenameFormat::TitleOnly), "My Book.epub");
+}
+
+TEST(OpdsFilename, EmptyAuthorCollapsesToTitleForEveryFormat) {
+  EXPECT_EQ(opdsBookFilename("", "My Book", OpdsFilenameFormat::AuthorTitle), "My Book.epub");
+  EXPECT_EQ(opdsBookFilename("", "My Book", OpdsFilenameFormat::TitleAuthor), "My Book.epub");
+  EXPECT_EQ(opdsBookFilename("", "My Book", OpdsFilenameFormat::TitleOnly), "My Book.epub");
+}
+
+TEST(OpdsFilename, IllegalCharactersAreSanitized) {
+  // '/' ':' '*' '?' etc. are replaced with '_' by sanitizeFilename.
+  EXPECT_EQ(opdsBookFilename("A/B", "C:D*E?", OpdsFilenameFormat::AuthorTitle), "A_B - C_D_E_.epub");
+}
+
+TEST(OpdsFilename, EmptyAuthorAndTitleFallsBackToBook) {
+  // sanitizeFilename returns "book" when nothing usable remains.
+  EXPECT_EQ(opdsBookFilename("", "", OpdsFilenameFormat::AuthorTitle), "book.epub");
+  EXPECT_EQ(opdsBookFilename("", "", OpdsFilenameFormat::TitleOnly), "book.epub");
+}
+
+TEST(OpdsFilename, LongNameIsTruncatedToByteBudgetBeforeExtension) {
+  // sanitizeFilename caps the base at 100 bytes; ".epub" is appended after.
+  const std::string longTitle(200, 'a');
+  const std::string result = opdsBookFilename("", longTitle, OpdsFilenameFormat::TitleOnly);
+  EXPECT_EQ(result, std::string(100, 'a') + ".epub");
+  EXPECT_EQ(result.size(), 105u);
+}
+
+TEST(OpdsFilename, UnknownFormatValueFallsBackToAuthorTitle) {
+  // Defensive: a persisted value outside the enum still yields a valid name.
+  const auto bogus = static_cast<OpdsFilenameFormat>(99);
+  EXPECT_EQ(opdsBookFilename("J. Doe", "My Book", bogus), "J. Doe - My Book.epub");
+}
+
+}  // namespace