diff --git a/lib/I18n/translations/belarusian.yaml b/lib/I18n/translations/belarusian.yaml
index de79ac91..0b3c6823 100644
--- a/lib/I18n/translations/belarusian.yaml
+++ b/lib/I18n/translations/belarusian.yaml
@@ -236,7 +236,6 @@ STR_CHAPTER_PREFIX: "Раздзел:"
 STR_PAGES_SEPARATOR: "стар.  |"
 STR_BOOK_PREFIX: "Кніга:"
 STR_CALIBRE_URL_HINT: "Для Calibre дадайце /opds да URL"
-STR_PERCENT_STEP_HINT: "Улева/Управа: 1%  Уверх/Уніз: 10%"
 STR_SYNCING_TIME: "Сінхранізацыя часу..."
 STR_CALC_HASH: "Вылічэнне хэша дакумента..."
 STR_HASH_FAILED: "Не ўдалося вылічыць хэш дакумента"
@@ -296,7 +295,8 @@ STR_NO_FOOTNOTES: "На гэтай старонцы няма зносак"
 STR_LINK: "[спасылка]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u хв"
 STR_SLEEP_NEVER: "Ніколі"
-STR_SLEEP_TIMER_STEP_HINT: "Улева/Управа: 1 хв  Уверх/Уніз: 5 хв"
+STR_STEP_HINT_FRONT: "Пярэднія кнопкі:"
+STR_STEP_HINT_SIDE: "Бакавыя кнопкі:"
 STR_AUTO_TURN_ENABLED: "Аўтаперагортванне: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Аўтаперагортванне (старонак за хвіліну)"
 STR_TILT_PAGE_TURN: "Перагортванне нахілам"
diff --git a/lib/I18n/translations/catalan.yaml b/lib/I18n/translations/catalan.yaml
index c1bf6c6b..00940500 100644
--- a/lib/I18n/translations/catalan.yaml
+++ b/lib/I18n/translations/catalan.yaml
@@ -272,7 +272,6 @@ STR_CHAPTER_PREFIX: "Capítol: "
 STR_PAGES_SEPARATOR: " pàgines  |  "
 STR_BOOK_PREFIX: "Llibre: "
 STR_CALIBRE_URL_HINT: "Per al Calibre, afegiu /opds a la URL"
-STR_PERCENT_STEP_HINT: "Esquerra/Dreta: 1% Amunt/Avall: 10%"
 STR_SYNCING_TIME: "S'està sincronitzant el temps..."
 STR_CALC_HASH: "S'està calculant el hash del document..."
 STR_HASH_FAILED: "No s'ha pogut calcular el hash del document"
@@ -305,7 +304,8 @@ STR_NO_FOOTNOTES: "No hi ha notes al peu en aquesta pàgina"
 STR_LINK: "[enllaç]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Mai"
-STR_SLEEP_TIMER_STEP_HINT: "Esquerra/Dreta: 1 min  Amunt/Avall: 5 min"
+STR_STEP_HINT_FRONT: "Botons frontals:"
+STR_STEP_HINT_SIDE: "Botons laterals:"
 STR_SCREENSHOT_BUTTON: "Fes una captura de pantalla"
 STR_AUTO_TURN_ENABLED: "Passar automàtic activat: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Passar automàtic (pàgines per minut)"
diff --git a/lib/I18n/translations/czech.yaml b/lib/I18n/translations/czech.yaml
index 696cdd33..d1f9fea3 100644
--- a/lib/I18n/translations/czech.yaml
+++ b/lib/I18n/translations/czech.yaml
@@ -243,7 +243,6 @@ STR_CHAPTER_PREFIX: "Kapitola:"
 STR_PAGES_SEPARATOR: "stránek |"
 STR_BOOK_PREFIX: "Kniha:"
 STR_CALIBRE_URL_HINT: "Pro Calibre přidejte /opds do URL adresy"
-STR_PERCENT_STEP_HINT: "Vlevo/Vpravo: 1 % Nahoru/Dolů: 10 %"
 STR_SYNCING_TIME: "Čas synchronizace..."
 STR_CALC_HASH: "Výpočet hashe dokumentu..."
 STR_HASH_FAILED: "Nepodařilo se vypočítat hash dokumentu"
@@ -273,5 +272,6 @@ STR_OPDS_SERVER_URL: "URL serveru OPDS"
 STR_SCREENSHOT_BUTTON: "Udělat snímek obrazovky"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nikdy"
-STR_SLEEP_TIMER_STEP_HINT: "Vlevo/Vpravo: 1 min  Nahoru/Dolů: 5 min"
+STR_STEP_HINT_FRONT: "Přední tlačítka:"
+STR_STEP_HINT_SIDE: "Boční tlačítka:"
 STR_TILT_PAGE_TURN: "Otáčení stránek nakloněním"
diff --git a/lib/I18n/translations/danish.yaml b/lib/I18n/translations/danish.yaml
index cd4ba1ba..e657aabc 100644
--- a/lib/I18n/translations/danish.yaml
+++ b/lib/I18n/translations/danish.yaml
@@ -266,7 +266,6 @@ STR_CHAPTER_PREFIX: "Kapitel: "
 STR_PAGES_SEPARATOR: " sider  |  "
 STR_BOOK_PREFIX: "Bog: "
 STR_CALIBRE_URL_HINT: "Tilføj /opds til din URL for Calibre"
-STR_PERCENT_STEP_HINT: "Venstre/Højre: 1%  Op/Ned: 10%"
 STR_SYNCING_TIME: "Synkroniserer tid..."
 STR_CALC_HASH: "Beregner dokument-hash..."
 STR_HASH_FAILED: "Kunne ikke beregne dokument-hash"
@@ -298,7 +297,8 @@ STR_NO_FOOTNOTES: "Ingen fodnoter på denne side"
 STR_LINK: "[link]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Aldrig"
-STR_SLEEP_TIMER_STEP_HINT: "Venstre/Højre: 1 min  Op/Ned: 5 min"
+STR_STEP_HINT_FRONT: "Frontknapper:"
+STR_STEP_HINT_SIDE: "Sideknapper:"
 STR_SCREENSHOT_BUTTON: "Tag skærmbillede"
 STR_AUTO_TURN_ENABLED: "Automatisk sidevendning aktiveret: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Automatisk vending (sider per minut)"
diff --git a/lib/I18n/translations/dutch.yaml b/lib/I18n/translations/dutch.yaml
index ee4ca64e..abe10661 100644
--- a/lib/I18n/translations/dutch.yaml
+++ b/lib/I18n/translations/dutch.yaml
@@ -266,7 +266,6 @@ STR_CHAPTER_PREFIX: "Hoofdstuk: "
 STR_PAGES_SEPARATOR: " pagina's  |  "
 STR_BOOK_PREFIX: "Boek: "
 STR_CALIBRE_URL_HINT: "Voeg voor Calibre /opds toe aan de URL"
-STR_PERCENT_STEP_HINT: "Links/Rechts: 1%  Omhoog/Omlaag: 10%"
 STR_SYNCING_TIME: "Tijd synchroniseren..."
 STR_CALC_HASH: "Document-hash berekenen..."
 STR_HASH_FAILED: "Document-hash berekenen mislukt"
@@ -298,7 +297,8 @@ STR_NO_FOOTNOTES: "Geen voetnoten op deze pagina"
 STR_LINK: "[link]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nooit"
-STR_SLEEP_TIMER_STEP_HINT: "Links/Rechts: 1 min  Omhoog/Omlaag: 5 min"
+STR_STEP_HINT_FRONT: "Voorknoppen:"
+STR_STEP_HINT_SIDE: "Zijknoppen:"
 STR_SCREENSHOT_BUTTON: "Screenshot maken"
 STR_AUTO_TURN_ENABLED: "Automatisch omslaan ingeschakeld: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Autom. omslaan (pagina's per minuut)"
diff --git a/lib/I18n/translations/english.yaml b/lib/I18n/translations/english.yaml
index ecd7b0e0..d9174a2a 100644
--- a/lib/I18n/translations/english.yaml
+++ b/lib/I18n/translations/english.yaml
@@ -297,7 +297,6 @@ STR_CHAPTER_PREFIX: "Chapter: "
 STR_PAGES_SEPARATOR: " pages  |  "
 STR_BOOK_PREFIX: "Book: "
 STR_CALIBRE_URL_HINT: "For Calibre, add /opds to your URL"
-STR_PERCENT_STEP_HINT: "Left/Right: 1%  Up/Down: 10%"
 STR_SYNCING_TIME: "Syncing time..."
 STR_CALC_HASH: "Calculating document hash..."
 STR_HASH_FAILED: "Failed to calculate document hash"
@@ -332,7 +331,8 @@ STR_LINK: "[link]"
 STR_SCREENSHOT_BUTTON: "Take screenshot"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Never"
-STR_SLEEP_TIMER_STEP_HINT: "Left/Right: 1 min  Up/Down: 5 min"
+STR_STEP_HINT_FRONT: "Front buttons:"
+STR_STEP_HINT_SIDE: "Side buttons:"
 STR_ADD_SERVER: "Add Server"
 STR_SERVER_NAME: "Server Name"
 STR_NO_SERVERS: "No OPDS servers configured"
diff --git a/lib/I18n/translations/finnish.yaml b/lib/I18n/translations/finnish.yaml
index ebe120c1..10cadbf3 100644
--- a/lib/I18n/translations/finnish.yaml
+++ b/lib/I18n/translations/finnish.yaml
@@ -241,7 +241,6 @@ STR_CHAPTER_PREFIX: "Luku: "
 STR_PAGES_SEPARATOR: " sivua  |  "
 STR_BOOK_PREFIX: "Kirja: "
 STR_CALIBRE_URL_HINT: "Calibrelle lisää /opds osoitteeseen"
-STR_PERCENT_STEP_HINT: "Vasen/Oikea: 1%  Ylös/Alas: 10%"
 STR_SYNCING_TIME: "Synkronoidaan aikaa..."
 STR_CALC_HASH: "Lasketaan dokumentin tarkistussummaa..."
 STR_HASH_FAILED: "Dokumentin tiivisteen laskenta epäonnistui"
@@ -271,5 +270,6 @@ STR_OPDS_SERVER_URL: "OPDS-palvelimen osoite"
 STR_SCREENSHOT_BUTTON: "Ota kuvakaappaus"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Ei koskaan"
-STR_SLEEP_TIMER_STEP_HINT: "Vasen/Oikea: 1 min  Ylös/Alas: 5 min"
+STR_STEP_HINT_FRONT: "Etupainikkeet:"
+STR_STEP_HINT_SIDE: "Sivupainikkeet:"
 STR_TILT_PAGE_TURN: "Sivunkääntö kallistamalla"
diff --git a/lib/I18n/translations/french.yaml b/lib/I18n/translations/french.yaml
index db4db7ec..decf2e46 100644
--- a/lib/I18n/translations/french.yaml
+++ b/lib/I18n/translations/french.yaml
@@ -267,7 +267,6 @@ STR_CHAPTER_PREFIX: "Chapitre : "
 STR_PAGES_SEPARATOR: " pages  |  "
 STR_BOOK_PREFIX: "Livre : "
 STR_CALIBRE_URL_HINT: "Pour Calibre, ajoutez /opds à l’URL"
-STR_PERCENT_STEP_HINT: "Gauche/Droite : 1%  Haut/Bas : 10%"
 STR_SYNCING_TIME: "Synchro de l’heure…"
 STR_CALC_HASH: "Calcul hash doc…"
 STR_HASH_FAILED: "Échec calcul hash"
@@ -299,7 +298,8 @@ STR_NO_FOOTNOTES: "Aucune note sur cette page"
 STR_LINK: "[lien]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Jamais"
-STR_SLEEP_TIMER_STEP_HINT: "Gauche/Droite : 1 min  Haut/Bas : 5 min"
+STR_STEP_HINT_FRONT: "Boutons avant :"
+STR_STEP_HINT_SIDE: "Boutons latéraux :"
 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)"
diff --git a/lib/I18n/translations/german.yaml b/lib/I18n/translations/german.yaml
index a7c1ad08..97ab7105 100644
--- a/lib/I18n/translations/german.yaml
+++ b/lib/I18n/translations/german.yaml
@@ -288,7 +288,6 @@ STR_CHAPTER_PREFIX: "Kapitel:"
 STR_PAGES_SEPARATOR: " Seiten  |  "
 STR_BOOK_PREFIX: "Buch: "
 STR_CALIBRE_URL_HINT: "Calibre: URL um /opds ergänzen"
-STR_PERCENT_STEP_HINT: "links/rechts: 1% hoch/runter: 10%"
 STR_SYNCING_TIME: "Zeit synchronisieren…"
 STR_CALC_HASH: "Dokument-Hash berechnen…"
 STR_HASH_FAILED: "Dokument-Hash fehlgeschlagen"
@@ -322,7 +321,8 @@ STR_NO_FOOTNOTES: "Keine Fußnoten auf dieser Seite"
 STR_LINK: "[Link]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u Min."
 STR_SLEEP_NEVER: "Nie"
-STR_SLEEP_TIMER_STEP_HINT: "Links/Rechts: 1 Min.  Hoch/Runter: 5 Min."
+STR_STEP_HINT_FRONT: "Vordere Tasten:"
+STR_STEP_HINT_SIDE: "Seitentasten:"
 STR_ADD_SERVER: "Server hinzufügen"
 STR_SERVER_NAME: "Servername"
 STR_NO_SERVERS: "Keine OPDS-Server konfiguriert"
diff --git a/lib/I18n/translations/hebrew.yaml b/lib/I18n/translations/hebrew.yaml
index 7d0835cf..b48d0c06 100644
--- a/lib/I18n/translations/hebrew.yaml
+++ b/lib/I18n/translations/hebrew.yaml
@@ -268,7 +268,6 @@ STR_CHAPTER_PREFIX: "פרק: "
 STR_PAGES_SEPARATOR: " דפים  |  "
 STR_BOOK_PREFIX: "ספר: "
 STR_CALIBRE_URL_HINT: "עבור Calibre, הוסף /opds לכתובת ה-URL"
-STR_PERCENT_STEP_HINT: "שמאל/ימין: 1%  למעלה/למטה: 10%"
 STR_SYNCING_TIME: "מסנכרן שעון..."
 STR_CALC_HASH: "מחשב האש..."
 STR_HASH_FAILED: "חישוב האש נכשל"
@@ -390,4 +389,5 @@ STR_BOOKMARK_OPTION: "סימנייה"
 STR_PWR_BTN_FOOTNOTE_BACK: "חזרה מהירה מהערות שוליים"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u דקות"
 STR_SLEEP_NEVER: "אף פעם"
-STR_SLEEP_TIMER_STEP_HINT: "שמאל/ימין: 1 דק'  למעלה/למטה: 5 דק'"
+STR_STEP_HINT_FRONT: "לחצנים קדמיים:"
+STR_STEP_HINT_SIDE: "לחצני צד:"
diff --git a/lib/I18n/translations/hungarian.yaml b/lib/I18n/translations/hungarian.yaml
index b6f10036..7da48b4c 100644
--- a/lib/I18n/translations/hungarian.yaml
+++ b/lib/I18n/translations/hungarian.yaml
@@ -263,7 +263,6 @@ STR_CHAPTER_PREFIX: "Fejezet: "
 STR_PAGES_SEPARATOR: " oldal  |  "
 STR_BOOK_PREFIX: "Könyv: "
 STR_CALIBRE_URL_HINT: "Calibre esetén adj /opds-t az URL-hez"
-STR_PERCENT_STEP_HINT: "Bal/Jobb: 1%  Fel/Le: 10%"
 STR_SYNCING_TIME: "Idő szinkronizálása..."
 STR_CALC_HASH: "Dokumentum hash kiszámítása..."
 STR_HASH_FAILED: "Dokumentum hash kiszámítása sikertelen"
@@ -295,7 +294,8 @@ STR_NO_FOOTNOTES: "Nincsenek lábjegyzetek ezen az oldalon"
 STR_LINK: "[link]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u perc"
 STR_SLEEP_NEVER: "Soha"
-STR_SLEEP_TIMER_STEP_HINT: "Bal/Jobb: 1 perc  Fel/Le: 5 perc"
+STR_STEP_HINT_FRONT: "Elülső gombok:"
+STR_STEP_HINT_SIDE: "Oldalsó gombok:"
 STR_SCREENSHOT_BUTTON: "Képernyőkép készítése"
 STR_AUTO_TURN_ENABLED: "Automatikus lapozás bekapcsolva: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Automatikus lapozás (oldal/perc)"
diff --git a/lib/I18n/translations/italian.yaml b/lib/I18n/translations/italian.yaml
index f799e256..70fc18dc 100644
--- a/lib/I18n/translations/italian.yaml
+++ b/lib/I18n/translations/italian.yaml
@@ -274,7 +274,6 @@ STR_CHAPTER_PREFIX: "Capitolo: "
 STR_PAGES_SEPARATOR: " pagine  |  "
 STR_BOOK_PREFIX: "Libro: "
 STR_CALIBRE_URL_HINT: "Per Calibre, aggiungere /opds all'URL"
-STR_PERCENT_STEP_HINT: "Sinistra/Destra: 1%  Su/Giù: 10%"
 STR_SYNCING_TIME: "Sincronizzazione orario..."
 STR_CALC_HASH: "Calcolo hash documento..."
 STR_HASH_FAILED: "Impossibile calcolare l'hash del documento"
@@ -307,7 +306,8 @@ STR_NO_FOOTNOTES: "Nessuna nota in questa pagina"
 STR_LINK: "[link]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Mai"
-STR_SLEEP_TIMER_STEP_HINT: "Sinistra/Destra: 1 min  Su/Giù: 5 min"
+STR_STEP_HINT_FRONT: "Pulsanti frontali:"
+STR_STEP_HINT_SIDE: "Pulsanti laterali:"
 STR_SCREENSHOT_BUTTON: "Screenshot"
 STR_ADD_SERVER: "Aggiungi server"
 STR_SERVER_NAME: "Nome server"
diff --git a/lib/I18n/translations/kazakh.yaml b/lib/I18n/translations/kazakh.yaml
index 067aaa56..808ba518 100644
--- a/lib/I18n/translations/kazakh.yaml
+++ b/lib/I18n/translations/kazakh.yaml
@@ -237,7 +237,6 @@ STR_CHAPTER_PREFIX: "Тарау: "
 STR_PAGES_SEPARATOR: " бет  |  "
 STR_BOOK_PREFIX: "Кітап: "
 STR_CALIBRE_URL_HINT: "Calibre үшін URL-ге /opds қосыңыз"
-STR_PERCENT_STEP_HINT: "Сол/Оң: 1%  Жоғары/Төмен: 10%"
 STR_SYNCING_TIME: "Уақыт синхрондалуда..."
 STR_CALC_HASH: "Құжат хэші есептелуде..."
 STR_HASH_FAILED: "Құжат хэшін есептеу сәтсіз"
@@ -294,7 +293,8 @@ STR_NO_FOOTNOTES: "Бұл бетте түсіндірме жазбалар жо
 STR_LINK: "[сілтеме]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u мин"
 STR_SLEEP_NEVER: "Ешқашан"
-STR_SLEEP_TIMER_STEP_HINT: "Сол/Оң: 1 мин  Жоғары/Төмен: 5 мин"
+STR_STEP_HINT_FRONT: "Алдыңғы түймелер:"
+STR_STEP_HINT_SIDE: "Бүйір түймелері:"
 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)"
diff --git a/lib/I18n/translations/lithuanian.yaml b/lib/I18n/translations/lithuanian.yaml
index f79a3222..0b17cf28 100644
--- a/lib/I18n/translations/lithuanian.yaml
+++ b/lib/I18n/translations/lithuanian.yaml
@@ -263,7 +263,6 @@ STR_CHAPTER_PREFIX: "Sk: "
 STR_PAGES_SEPARATOR: " psl. | "
 STR_BOOK_PREFIX: "Kn: "
 STR_CALIBRE_URL_HINT: "Pridėkite /opds prie URL"
-STR_PERCENT_STEP_HINT: "K/D: 1% | V/A: 10%"
 STR_SYNCING_TIME: "Sinchr. laikas..."
 STR_CALC_HASH: "Skaičiuojama maiša..."
 STR_HASH_FAILED: "Maišos klaida"
@@ -295,7 +294,8 @@ STR_NO_FOOTNOTES: "Šiame psl. išnašų nėra"
 STR_LINK: "[nuoroda]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min."
 STR_SLEEP_NEVER: "Niekada"
-STR_SLEEP_TIMER_STEP_HINT: "Kairė/Dešinė: 1 min.  Viršus/Apačia: 5 min."
+STR_STEP_HINT_FRONT: "Priekiniai mygtukai:"
+STR_STEP_HINT_SIDE: "Šoniniai mygtukai:"
 STR_SCREENSHOT_BUTTON: "Ekrano nuotrauka"
 STR_AUTO_TURN_ENABLED: "Auto-vertimas: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Auto-vertimas (psl/min)"
diff --git a/lib/I18n/translations/polish.yaml b/lib/I18n/translations/polish.yaml
index 0cb8f698..ec623e78 100644
--- a/lib/I18n/translations/polish.yaml
+++ b/lib/I18n/translations/polish.yaml
@@ -275,7 +275,6 @@ STR_CHAPTER_PREFIX: "Rozdział: "
 STR_PAGES_SEPARATOR: " stron  |  "
 STR_BOOK_PREFIX: "Książka: "
 STR_CALIBRE_URL_HINT: "Dla Calibre, dodaj /opds do adresu URL"
-STR_PERCENT_STEP_HINT: "Lewo/Prawo: 1%  Góra/Dół: 10%"
 STR_SYNCING_TIME: "Synchronizacja czasu..."
 STR_CALC_HASH: "Obliczanie sumy kontrolnej..."
 STR_HASH_FAILED: "Błąd obliczania sumy kontrolnej"
@@ -308,7 +307,8 @@ STR_NO_FOOTNOTES: "Brak przypisów na tej stronie"
 STR_LINK: "[link]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nigdy"
-STR_SLEEP_TIMER_STEP_HINT: "Lewo/Prawo: 1 min  Góra/Dół: 5 min"
+STR_STEP_HINT_FRONT: "Przyciski przednie:"
+STR_STEP_HINT_SIDE: "Przyciski boczne:"
 STR_SCREENSHOT_BUTTON: "Zrób zrzut ekranu"
 STR_ADD_SERVER: "Dodaj serwer"
 STR_SERVER_NAME: "Nazwa serwera"
diff --git a/lib/I18n/translations/portuguese.yaml b/lib/I18n/translations/portuguese.yaml
index cfa0cfe2..f19a374c 100644
--- a/lib/I18n/translations/portuguese.yaml
+++ b/lib/I18n/translations/portuguese.yaml
@@ -297,7 +297,6 @@ STR_CHAPTER_PREFIX: "Capítulo:"
 STR_PAGES_SEPARATOR: "páginas  |"
 STR_BOOK_PREFIX: "Livro:"
 STR_CALIBRE_URL_HINT: "Para o Calibre, adicione /opds ao seu URL"
-STR_PERCENT_STEP_HINT: "Esq/Dir: 1%  Cima/Baixo: 10%"
 STR_SYNCING_TIME: "Sincronizando horário..."
 STR_CALC_HASH: "Calculando hash do documento..."
 STR_HASH_FAILED: "Falha ao calcular o hash do documento"
@@ -332,7 +331,8 @@ STR_LINK: "[link]"
 STR_SCREENSHOT_BUTTON: "Capturar tela"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nunca"
-STR_SLEEP_TIMER_STEP_HINT: "Esq/Dir: 1 min  Cima/Baixo: 5 min"
+STR_STEP_HINT_FRONT: "Botões frontais:"
+STR_STEP_HINT_SIDE: "Botões laterais:"
 STR_ADD_SERVER: "Adicionar Servidor"
 STR_SERVER_NAME: "Nome do Servidor"
 STR_NO_SERVERS: "Nenhum servidor OPDS configurado"
diff --git a/lib/I18n/translations/romanian.yaml b/lib/I18n/translations/romanian.yaml
index 0fbae3c4..ed2c4eb5 100644
--- a/lib/I18n/translations/romanian.yaml
+++ b/lib/I18n/translations/romanian.yaml
@@ -266,7 +266,6 @@ STR_CHAPTER_PREFIX: "Capitol: "
 STR_PAGES_SEPARATOR: " pagini  |  "
 STR_BOOK_PREFIX: "Carte: "
 STR_CALIBRE_URL_HINT: "Pentru Calibre, adăugaţi /opds la URL"
-STR_PERCENT_STEP_HINT: "Stânga/Dreapta: 1%  Sus/Jos: 10%"
 STR_SYNCING_TIME: "Timp de sincronizare..."
 STR_CALC_HASH: "Calcularea hash-ului documentului..."
 STR_HASH_FAILED: "Eşec la calcularea hash-ului documentului"
@@ -298,7 +297,8 @@ STR_NO_FOOTNOTES: "Nicio notă de subsol"
 STR_LINK: "[link]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Niciodată"
-STR_SLEEP_TIMER_STEP_HINT: "Stânga/Dreapta: 1 min  Sus/Jos: 5 min"
+STR_STEP_HINT_FRONT: "Butoane frontale:"
+STR_STEP_HINT_SIDE: "Butoane laterale:"
 STR_SCREENSHOT_BUTTON: "Captură ecran"
 STR_AUTO_TURN_ENABLED: "Răsfoire automată: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Pagini pe minut"
diff --git a/lib/I18n/translations/russian.yaml b/lib/I18n/translations/russian.yaml
index bac25717..1863d8c7 100644
--- a/lib/I18n/translations/russian.yaml
+++ b/lib/I18n/translations/russian.yaml
@@ -298,7 +298,6 @@ STR_CHAPTER_PREFIX: "Глава: "
 STR_PAGES_SEPARATOR: " стр. | "
 STR_BOOK_PREFIX: "Книга: "
 STR_CALIBRE_URL_HINT: "Для Calibre добавьте /opds к URL"
-STR_PERCENT_STEP_HINT: "Влево/Вправо: 1%  Вверх/Вниз: 10%"
 STR_SYNCING_TIME: "Синхронизация времени..."
 STR_CALC_HASH: "Расчёт хэша документа..."
 STR_HASH_FAILED: "Не удалось вычислить хэш документа"
@@ -332,7 +331,8 @@ STR_LINK: "[ссылка]"
 STR_SCREENSHOT_BUTTON: "Сделать снимок экрана"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u мин"
 STR_SLEEP_NEVER: "Никогда"
-STR_SLEEP_TIMER_STEP_HINT: "Влево/Вправо: 1 мин  Вверх/Вниз: 5 мин"
+STR_STEP_HINT_FRONT: "Передние кнопки:"
+STR_STEP_HINT_SIDE: "Боковые кнопки:"
 STR_ADD_SERVER: "Добавить сервер"
 STR_SERVER_NAME: "Имя сервера"
 STR_NO_SERVERS: "Нет настроенных серверов OPDS"
diff --git a/lib/I18n/translations/slovak.yaml b/lib/I18n/translations/slovak.yaml
index f13d5b3e..70029866 100644
--- a/lib/I18n/translations/slovak.yaml
+++ b/lib/I18n/translations/slovak.yaml
@@ -294,7 +294,6 @@ STR_CHAPTER_PREFIX: "Kapitola:"
 STR_PAGES_SEPARATOR: "strán |"
 STR_BOOK_PREFIX: "Kniha:"
 STR_CALIBRE_URL_HINT: "Pre Calibre pridajte /opds na koniec URL adresy"
-STR_PERCENT_STEP_HINT: "Vľavo/Vpravo: 1 %  Hore/Dole: 10 %"
 STR_SYNCING_TIME: "Čas synchronizácie..."
 STR_CALC_HASH: "Výpočet hashu dokumentu..."
 STR_HASH_FAILED: "Nepodarilo sa vypočítať hash dokumentu"
@@ -328,7 +327,8 @@ STR_LINK: "[link]"
 STR_SCREENSHOT_BUTTON: "Urobiť snímku obrazovky"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nikdy"
-STR_SLEEP_TIMER_STEP_HINT: "Vľavo/Vpravo: 1 min  Hore/Dole: 5 min"
+STR_STEP_HINT_FRONT: "Predné tlačidlá:"
+STR_STEP_HINT_SIDE: "Bočné tlačidlá:"
 STR_ADD_SERVER: "Pridať server"
 STR_SERVER_NAME: "Názov servera"
 STR_NO_SERVERS: "Nie sú nakonfigurované žiadne OPDS servery"
diff --git a/lib/I18n/translations/slovenian.yaml b/lib/I18n/translations/slovenian.yaml
index 317bcb43..41e64576 100644
--- a/lib/I18n/translations/slovenian.yaml
+++ b/lib/I18n/translations/slovenian.yaml
@@ -263,7 +263,6 @@ STR_CHAPTER_PREFIX: "Poglavje: "
 STR_PAGES_SEPARATOR: " strani  |  "
 STR_BOOK_PREFIX: "Knjiga: "
 STR_CALIBRE_URL_HINT: "Za Calibre dodaj /opds svojemu URL-ju"
-STR_PERCENT_STEP_HINT: "Levo/desno: 1%  Gor/dol: 10%"
 STR_SYNCING_TIME: "Sinhronizacija časa..."
 STR_CALC_HASH: "Izračunavanje podpisa dokumenta..."
 STR_HASH_FAILED: "Izračun podpisa dokumenta ni uspel"
@@ -295,7 +294,8 @@ STR_NO_FOOTNOTES: "Na tej strani ni opomb"
 STR_LINK: "[povezava]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Nikoli"
-STR_SLEEP_TIMER_STEP_HINT: "Levo/desno: 1 min  Gor/dol: 5 min"
+STR_STEP_HINT_FRONT: "Sprednji gumbi:"
+STR_STEP_HINT_SIDE: "Stranski gumbi:"
 STR_SCREENSHOT_BUTTON: "Naredi posnetek zaslona"
 STR_AUTO_TURN_ENABLED: "Samodejno obračanje: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Samodejno obračanje (strani na minuto)"
diff --git a/lib/I18n/translations/spanish.yaml b/lib/I18n/translations/spanish.yaml
index 0daeac75..dfc55d5c 100644
--- a/lib/I18n/translations/spanish.yaml
+++ b/lib/I18n/translations/spanish.yaml
@@ -297,7 +297,6 @@ STR_CHAPTER_PREFIX: "Cap.: "
 STR_PAGES_SEPARATOR: " pág.  |  "
 STR_BOOK_PREFIX: "Libro: "
 STR_CALIBRE_URL_HINT: "Para Calibre, agregue /opds a su URL"
-STR_PERCENT_STEP_HINT: "Izq./Dcha.: 1%  |  Subir/Bajar: 10%"
 STR_SYNCING_TIME: "Tiempo de sincronización..."
 STR_CALC_HASH: "Calculando hash del documento..."
 STR_HASH_FAILED: "No se pudo calcular el hash del documento"
@@ -331,7 +330,8 @@ STR_NO_FOOTNOTES: "No hay notas al pie de esta página"
 STR_LINK: "[enlace]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min."
 STR_SLEEP_NEVER: "Nunca"
-STR_SLEEP_TIMER_STEP_HINT: "Izq./Dcha.: 1 min.  Subir/Bajar: 5 min."
+STR_STEP_HINT_FRONT: "Botones frontales:"
+STR_STEP_HINT_SIDE: "Botones laterales:"
 STR_SCREENSHOT_BUTTON: "Tomar captura de pantalla"
 STR_ADD_SERVER: "Agregar servidor"
 STR_SERVER_NAME: "Nombre de servidor"
diff --git a/lib/I18n/translations/swedish.yaml b/lib/I18n/translations/swedish.yaml
index 19105830..ab2083bd 100644
--- a/lib/I18n/translations/swedish.yaml
+++ b/lib/I18n/translations/swedish.yaml
@@ -295,7 +295,6 @@ STR_CHAPTER_PREFIX: "Kapitel:"
 STR_PAGES_SEPARATOR: " sidor  |  "
 STR_BOOK_PREFIX: "Bok:"
 STR_CALIBRE_URL_HINT: "För Calibre: lägg till /opds i din adress"
-STR_PERCENT_STEP_HINT: "Vänster/Höger: 1% Upp/Ner 10%"
 STR_SYNCING_TIME: "Synkroniserar tid…"
 STR_CALC_HASH: "Beräknar dokumenthash"
 STR_HASH_FAILED: "Misslyckades att beräkna dokumenthash"
@@ -328,7 +327,8 @@ STR_NO_FOOTNOTES: "Inga fotnoter på den här sidan"
 STR_LINK: "[länk]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Aldrig"
-STR_SLEEP_TIMER_STEP_HINT: "Vänster/Höger: 1 min  Upp/Ner: 5 min"
+STR_STEP_HINT_FRONT: "Framknappar:"
+STR_STEP_HINT_SIDE: "Sidoknappar:"
 STR_SCREENSHOT_BUTTON: "Ta en skärmdump"
 STR_ADD_SERVER: "Lägg till server"
 STR_SERVER_NAME: "Servernamn"
diff --git a/lib/I18n/translations/turkish.yaml b/lib/I18n/translations/turkish.yaml
index ac6dd32c..863ba643 100644
--- a/lib/I18n/translations/turkish.yaml
+++ b/lib/I18n/translations/turkish.yaml
@@ -241,7 +241,6 @@ STR_CHAPTER_PREFIX: "Bölüm: "
 STR_PAGES_SEPARATOR: " sayfa  |  "
 STR_BOOK_PREFIX: "Kitap: "
 STR_CALIBRE_URL_HINT: "Calibre için URL'nize /opds ekleyin"
-STR_PERCENT_STEP_HINT: "Sol/Sağ: %1  Yukarı/Aşağı: %10"
 STR_SYNCING_TIME: "Zaman senkronize ediliyor..."
 STR_CALC_HASH: "Belge özeti hesaplanıyor..."
 STR_HASH_FAILED: "Belge özeti hesaplanamadı"
@@ -289,7 +288,8 @@ STR_IMAGES_SUPPRESS: "Bastır"
 STR_LINK: "[bağlantı]"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u dak"
 STR_SLEEP_NEVER: "Asla"
-STR_SLEEP_TIMER_STEP_HINT: "Sol/Sağ: 1 dak  Yukarı/Aşağı: 5 dak"
+STR_STEP_HINT_FRONT: "Ön tuşlar:"
+STR_STEP_HINT_SIDE: "Yan tuşlar:"
 STR_NO_FILES_FOUND: "Dosya bulunamadı"
 STR_NO_FOOTNOTES: "Bu sayfada dipnot yok"
 STR_PREVIEW: "Önizleme"
diff --git a/lib/I18n/translations/ukrainian.yaml b/lib/I18n/translations/ukrainian.yaml
index 6a34e1a9..a6873b8b 100644
--- a/lib/I18n/translations/ukrainian.yaml
+++ b/lib/I18n/translations/ukrainian.yaml
@@ -294,7 +294,6 @@ STR_CHAPTER_PREFIX: "Розділ: "
 STR_PAGES_SEPARATOR: " сторінок  |  "
 STR_BOOK_PREFIX: "Книга: "
 STR_CALIBRE_URL_HINT: "Для Calibre додайте /opds до вашої URL"
-STR_PERCENT_STEP_HINT: "Вліво/Вправо: 1%  Вгору/Вниз: 10%"
 STR_SYNCING_TIME: "Синхронізація часу..."
 STR_CALC_HASH: "Обчислення хешу документа..."
 STR_HASH_FAILED: "Не вдалося обчислити хеш документа"
@@ -329,7 +328,8 @@ STR_LINK: "[посилання]"
 STR_SCREENSHOT_BUTTON: "Знімок екрана"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u хв"
 STR_SLEEP_NEVER: "Ніколи"
-STR_SLEEP_TIMER_STEP_HINT: "Вліво/Вправо: 1 хв  Вгору/Вниз: 5 хв"
+STR_STEP_HINT_FRONT: "Передні кнопки:"
+STR_STEP_HINT_SIDE: "Бічні кнопки:"
 STR_ADD_SERVER: "Додати сервер"
 STR_SERVER_NAME: "Назва сервера"
 STR_NO_SERVERS: "Не налаштовано жодного сервера OPDS"
diff --git a/lib/I18n/translations/valencian.yaml b/lib/I18n/translations/valencian.yaml
index 89a7d962..9845f71e 100644
--- a/lib/I18n/translations/valencian.yaml
+++ b/lib/I18n/translations/valencian.yaml
@@ -89,7 +89,8 @@ STR_HYPHENATION: "Partició de mots"
 STR_TIME_TO_SLEEP: "Temps per entrar en repòs"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u min"
 STR_SLEEP_NEVER: "Mai"
-STR_SLEEP_TIMER_STEP_HINT: "Esquerra/Dreta: 1 min  Amunt/Avall: 5 min"
+STR_STEP_HINT_FRONT: "Botons frontals:"
+STR_STEP_HINT_SIDE: "Botons laterals:"
 STR_SHOW_HIDDEN_FILES: "Mostra arxius ocults"
 STR_REMOVE_READ_FROM_RECENTS: "Esborra els llibres llegits de la llista de recents"
 STR_MOVE_FINISHED_TO_READ: "Mou els llibres acabats a la carpeta Read"
@@ -276,7 +277,6 @@ STR_CHAPTER_PREFIX: "Capítol: "
 STR_PAGES_SEPARATOR: " pàgines  |  "
 STR_BOOK_PREFIX: "Llibre: "
 STR_CALIBRE_URL_HINT: "Per al Calibre, afegiu /opds a la URL"
-STR_PERCENT_STEP_HINT: "Esquerra/Dreta: 1% Amunt/Avall: 10%"
 STR_SYNCING_TIME: "S'està sincronitzant el temps..."
 STR_CALC_HASH: "S'està calculant el hash del document..."
 STR_HASH_FAILED: "No s'ha pogut calcular el hash del document"
diff --git a/lib/I18n/translations/vietnamese.yaml b/lib/I18n/translations/vietnamese.yaml
index e73385fc..2701fa90 100644
--- a/lib/I18n/translations/vietnamese.yaml
+++ b/lib/I18n/translations/vietnamese.yaml
@@ -294,7 +294,6 @@ STR_CHAPTER_PREFIX: "Chương: "
 STR_PAGES_SEPARATOR: " trang  |  "
 STR_BOOK_PREFIX: "Sách: "
 STR_CALIBRE_URL_HINT: "Với Calibre, thêm /opds vào URL"
-STR_PERCENT_STEP_HINT: "Trái/Phải: 1%  Lên/Xuống: 10%"
 STR_SYNCING_TIME: "Đang đồng bộ giờ..."
 STR_CALC_HASH: "Đang tính mã băm tài liệu..."
 STR_HASH_FAILED: "Không tính được mã băm tài liệu"
@@ -328,7 +327,8 @@ STR_LINK: "[liên kết]"
 STR_SCREENSHOT_BUTTON: "Chụp màn hình"
 STR_SLEEP_TIMER_VALUE_FORMAT: "%u phút"
 STR_SLEEP_NEVER: "Không bao giờ"
-STR_SLEEP_TIMER_STEP_HINT: "Trái/Phải: 1 phút  Lên/Xuống: 5 phút"
+STR_STEP_HINT_FRONT: "Nút trước:"
+STR_STEP_HINT_SIDE: "Nút bên:"
 STR_ADD_SERVER: "Thêm máy chủ"
 STR_SERVER_NAME: "Tên máy chủ"
 STR_NO_SERVERS: "Chưa cấu hình máy chủ OPDS"
diff --git a/src/activities/reader/EpubReaderPercentSelectionActivity.cpp b/src/activities/reader/EpubReaderPercentSelectionActivity.cpp
index 78cb2683..3ef5088a 100644
--- a/src/activities/reader/EpubReaderPercentSelectionActivity.cpp
+++ b/src/activities/reader/EpubReaderPercentSelectionActivity.cpp
@@ -1,8 +1,11 @@
 #include "EpubReaderPercentSelectionActivity.h"
 
 #include <GfxRenderer.h>
+#include <HalGPIO.h>
 #include <I18n.h>
 
+#include <cstdio>
+
 #include "MappedInputManager.h"
 #include "components/UITheme.h"
 #include "fontIds.h"
@@ -51,8 +54,14 @@ void EpubReaderPercentSelectionActivity::loop() {
   buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Left}, [this] { adjustPercent(-kSmallStep); });
   buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Right}, [this] { adjustPercent(kSmallStep); });
 
-  buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Up}, [this] { adjustPercent(kLargeStep); });
-  buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Down}, [this] { adjustPercent(-kLargeStep); });
+  // On X3 the side buttons sit on the left/right edges of the screen rather than as a vertical up/down
+  // rocker (X4), so BTN_UP is physically the left button and BTN_DOWN the right one. Flip the large-step
+  // direction there so the left button decreases and the right button increases, matching the layout.
+  const int upDelta = gpio.deviceIsX3() ? -kLargeStep : kLargeStep;
+  const int downDelta = gpio.deviceIsX3() ? kLargeStep : -kLargeStep;
+  buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Up}, [this, upDelta] { adjustPercent(upDelta); });
+  buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Down},
+                                       [this, downDelta] { adjustPercent(downDelta); });
 }
 
 void EpubReaderPercentSelectionActivity::render(RenderLock&&) {
@@ -89,8 +98,13 @@ void EpubReaderPercentSelectionActivity::render(RenderLock&&) {
   const int knobX = barX + 2 + fillWidth - 2;
   renderer.fillRect(knobX, barY - 4, 4, barHeight + 8, true);
 
-  // Hint text for step sizes.
-  UITheme::drawCenteredText(renderer, screen, SMALL_FONT_ID, barY + 30, tr(STR_PERCENT_STEP_HINT), true);
+  // Two-line step hint built from separate label + value strings (front buttons = fine step, side
+  // buttons = coarse step), so the layout doesn't depend on a separator hidden in translated text.
+  char line[64];
+  snprintf(line, sizeof(line), "%s %d%%", I18N.get(StrId::STR_STEP_HINT_FRONT), kSmallStep);
+  UITheme::drawCenteredText(renderer, screen, SMALL_FONT_ID, barY + 30, line, true);
+  snprintf(line, sizeof(line), "%s %d%%", I18N.get(StrId::STR_STEP_HINT_SIDE), kLargeStep);
+  UITheme::drawCenteredText(renderer, screen, SMALL_FONT_ID, barY + 52, line, true);
 
   // Button hints follow the current front button layout.
   const auto labels = mappedInput.mapLabels(tr(STR_BACK), tr(STR_SELECT), "-", "+");
diff --git a/src/activities/settings/SettingsActivity.cpp b/src/activities/settings/SettingsActivity.cpp
index 4220d0ab..1294c8d9 100644
--- a/src/activities/settings/SettingsActivity.cpp
+++ b/src/activities/settings/SettingsActivity.cpp
@@ -336,10 +336,9 @@ void SettingsActivity::syncQuickResumeTimeoutForSleepScreen(bool sleepScreenChan
 void SettingsActivity::openSleepTimeoutPicker() {
   startActivityForResult(
       std::make_unique<IntervalSelectionActivity>(
-          renderer, mappedInput, "SleepTimeoutInterval", StrId::STR_TIME_TO_SLEEP, StrId::STR_SLEEP_TIMER_STEP_HINT,
-          SETTINGS.sleepTimeoutMinutes, CrossPointSettings::MIN_SLEEP_TIMEOUT_MINUTES,
-          CrossPointSettings::MAX_SLEEP_TIMEOUT_MINUTES, 1, 5, StrId::STR_SLEEP_TIMER_VALUE_FORMAT, false, true,
-          StrId::STR_SLEEP_NEVER),
+          renderer, mappedInput, "SleepTimeoutInterval", StrId::STR_TIME_TO_SLEEP, SETTINGS.sleepTimeoutMinutes,
+          CrossPointSettings::MIN_SLEEP_TIMEOUT_MINUTES, CrossPointSettings::MAX_SLEEP_TIMEOUT_MINUTES, 1, 5,
+          StrId::STR_SLEEP_TIMER_VALUE_FORMAT, false, true, StrId::STR_SLEEP_NEVER),
       [this](const ActivityResult& result) {
         if (!result.isCancelled) {
           SETTINGS.sleepTimeoutMinutes = static_cast<uint8_t>(std::get<IntervalResult>(result.data).value);
diff --git a/src/activities/util/IntervalSelectionActivity.cpp b/src/activities/util/IntervalSelectionActivity.cpp
index 8323b7cb..687360f2 100644
--- a/src/activities/util/IntervalSelectionActivity.cpp
+++ b/src/activities/util/IntervalSelectionActivity.cpp
@@ -1,6 +1,7 @@
 #include "IntervalSelectionActivity.h"
 
 #include <GfxRenderer.h>
+#include <HalGPIO.h>
 #include <I18n.h>
 
 #include <algorithm>
@@ -25,6 +26,18 @@ void IntervalSelectionActivity::adjustValue(const int delta) {
   requestUpdate();
 }
 
+void IntervalSelectionActivity::drawStepHintLine(const int y, const StrId labelId, const int step) {
+  char stepText[24];
+  if (valueFormatId != StrId::STR_NONE_OPT) {
+    snprintf(stepText, sizeof(stepText), I18N.get(valueFormatId), static_cast<unsigned int>(step));
+  } else {
+    snprintf(stepText, sizeof(stepText), "%d", step);
+  }
+  char line[64];
+  snprintf(line, sizeof(line), "%s %s", I18N.get(labelId), stepText);
+  renderer.drawCenteredText(SMALL_FONT_ID, y, line, true);
+}
+
 void IntervalSelectionActivity::loop() {
   if (ignoreConfirmRelease) {
     if (mappedInput.wasReleased(MappedInputManager::Button::Confirm)) {
@@ -52,8 +65,15 @@ void IntervalSelectionActivity::loop() {
 
   buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Left}, [this] { adjustValue(-smallStep); });
   buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Right}, [this] { adjustValue(smallStep); });
-  buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Up}, [this] { adjustValue(largeStep); });
-  buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Down}, [this] { adjustValue(-largeStep); });
+
+  // On X3 the side buttons sit on the left/right edges of the screen rather than as a vertical up/down
+  // rocker (X4), so BTN_UP is physically the left button and BTN_DOWN the right one. Flip the large-step
+  // direction there so the left button decreases and the right button increases, matching the layout.
+  const int upDelta = gpio.deviceIsX3() ? -largeStep : largeStep;
+  const int downDelta = gpio.deviceIsX3() ? largeStep : -largeStep;
+  buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Up}, [this, upDelta] { adjustValue(upDelta); });
+  buttonNavigator.onPressAndContinuous({MappedInputManager::Button::Down},
+                                       [this, downDelta] { adjustValue(downDelta); });
 }
 
 void IntervalSelectionActivity::render(RenderLock&&) {
@@ -88,7 +108,11 @@ void IntervalSelectionActivity::render(RenderLock&&) {
   const int knobX = std::max(barX + 2, barX + 2 + fillWidth - 2);
   renderer.fillRect(knobX, barY - 4, 4, barHeight + 8, true);
 
-  renderer.drawCenteredText(SMALL_FONT_ID, barY + 30, I18N.get(stepHintId), true);
+  // Two-line step hint: front buttons do the small step, side buttons the large step. Built from
+  // separate label + value strings (rather than splitting one localized sentence) so the layout
+  // doesn't depend on translators preserving a hidden separator.
+  drawStepHintLine(barY + 30, StrId::STR_STEP_HINT_FRONT, smallStep);
+  drawStepHintLine(barY + 52, StrId::STR_STEP_HINT_SIDE, largeStep);
 
   const auto labels = mappedInput.mapLabels(tr(STR_BACK), tr(STR_SELECT), "-", "+");
   GUI.drawButtonHints(renderer, labels.btn1, labels.btn2, labels.btn3, labels.btn4);
diff --git a/src/activities/util/IntervalSelectionActivity.h b/src/activities/util/IntervalSelectionActivity.h
index d20fc0c4..bacc78ab 100644
--- a/src/activities/util/IntervalSelectionActivity.h
+++ b/src/activities/util/IntervalSelectionActivity.h
@@ -11,13 +11,12 @@ class GfxRenderer;
 class IntervalSelectionActivity final : public Activity {
  public:
   explicit IntervalSelectionActivity(GfxRenderer& renderer, MappedInputManager& mappedInput, const char* activityName,
-                                     StrId titleId, StrId stepHintId, int initialValue, int minValue, int maxValue,
-                                     int smallStep, int largeStep, StrId valueFormatId = StrId::STR_NONE_OPT,
+                                     StrId titleId, int initialValue, int minValue, int maxValue, int smallStep,
+                                     int largeStep, StrId valueFormatId = StrId::STR_NONE_OPT,
                                      bool readerActivity = false, bool ignoreInitialConfirmRelease = false,
                                      StrId maxBoundaryLabelId = StrId::STR_NONE_OPT)
       : Activity(activityName, renderer, mappedInput),
         titleId(titleId),
-        stepHintId(stepHintId),
         valueFormatId(valueFormatId),
         maxBoundaryLabelId(maxBoundaryLabelId),
         value(initialValue),
@@ -35,7 +34,6 @@ class IntervalSelectionActivity final : public Activity {
 
  private:
   StrId titleId;
-  StrId stepHintId;
   StrId valueFormatId;
   StrId maxBoundaryLabelId;
   int value;
@@ -49,4 +47,5 @@ class IntervalSelectionActivity final : public Activity {
 
   void adjustValue(int delta);
   int clampedValue(int candidate) const;
+  void drawStepHintLine(int y, StrId labelId, int step);
 };