diff --git a/lib/l10n/app_de.arb b/lib/l10n/app_de.arb
index 1f976fe10..0370d0d6a 100644
--- a/lib/l10n/app_de.arb
+++ b/lib/l10n/app_de.arb
@@ -48,6 +48,7 @@
 
   "entryActionCopyToClipboard": "In die Zwischenablage kopieren",
   "entryActionDelete": "Löschen",
+  "entryActionConvert": "Konvertieren",
   "entryActionExport": "Exportieren",
   "entryActionRename": "Umbenennen",
   "entryActionRestore": "Wiederherstellen",
@@ -67,6 +68,8 @@
   "entryActionRemoveFavourite": "Aus Favoriten entfernen",
 
   "videoActionCaptureFrame": "Frame aufnehmen",
+  "videoActionMute": "Audio deaktivieren",
+  "videoActionUnmute": "Audio aktiveren",
   "videoActionPause": "Pause",
   "videoActionPlay": "Spielen",
   "videoActionReplay10": "10 Sekunden rückwärts springen",
@@ -111,6 +114,11 @@
   "videoLoopModeShortOnly": "Nur kurze Videos",
   "videoLoopModeAlways": "Immer",
 
+  "videoControlsPlay": "Abspielen/Pausieren",
+  "videoControlsPlaySeek": "Abspielen/Pausieren & Sprung-Schaltflächen",
+  "videoControlsPlayOutside": "Mit anderem Video-Player öffnen",
+  "videoControlsNone": "Keine Schaltflächen",
+
   "mapStyleGoogleNormal": "Google Maps",
   "mapStyleGoogleHybrid": "Google Maps (Hybrid)",
   "mapStyleGoogleTerrain": "Google Maps (Gelände)",
@@ -430,6 +438,7 @@
   "settingsViewerShowInformation": "Informationen anzeigen",
   "settingsViewerShowInformationSubtitle": "Titel, Datum, Ort, etc. anzeigen.",
   "settingsViewerShowShootingDetails": "Aufnahmedetails anzeigen",
+  "settingsViewerShowOverlayThumbnails": "Vorschaubilder anzeigen",
   "settingsViewerEnableOverlayBlurEffect": "Unschärfe-Effekt",
 
   "settingsVideoPageTitle": "Video-Einstellungen",
@@ -455,6 +464,13 @@
   "settingsSubtitleThemeTextAlignmentCenter": "Zentrum",
   "settingsSubtitleThemeTextAlignmentRight": "Rechts",
 
+  "settingsVideoControlsTile": "Steuerung",
+  "settingsVideoControlsTitle": "Steuerung",
+  "settingsVideoButtonsTile": "Schaltflächen",
+  "settingsVideoButtonsTitle": "Schaltflächen",
+  "settingsVideoGestureDoubleTapTogglePlay": "Doppeltippen zum Abspielen/Pausieren",
+  "settingsVideoGestureSideDoubleTapSeek": "Doppeltippen auf die Bildschirmränder zum Rückwärts-/Vorwärtsspringen",
+
   "settingsSectionPrivacy": "Datenschutz",
   "settingsAllowInstalledAppAccess": "Zugriff auf die Liste der installierten Apps",
   "settingsAllowInstalledAppAccessSubtitle": "zur Gruppierung von Bildern nach Apps",
diff --git a/lib/l10n/app_en.arb b/lib/l10n/app_en.arb
index 1313bd29c..032c04226 100644
--- a/lib/l10n/app_en.arb
+++ b/lib/l10n/app_en.arb
@@ -155,7 +155,7 @@
   "videoLoopModeAlways": "Always",
 
   "videoControlsPlay": "Play",
-  "videoControlsPlaySeek": "Play & seek",
+  "videoControlsPlaySeek": "Play & seek backward/forward",
   "videoControlsPlayOutside": "Open with other player",
   "videoControlsNone": "None",
 
diff --git a/lib/l10n/app_ko.arb b/lib/l10n/app_ko.arb
index e3a205e55..cde3cdb25 100644
--- a/lib/l10n/app_ko.arb
+++ b/lib/l10n/app_ko.arb
@@ -115,7 +115,7 @@
   "videoLoopModeAlways": "항상 반복",
 
   "videoControlsPlay": "재생",
-  "videoControlsPlaySeek": "재생 및 탐색",
+  "videoControlsPlaySeek": "재생 및 앞뒤로 가기",
   "videoControlsPlayOutside": "다른 앱에서 열기",
   "videoControlsNone": "없음",
 
@@ -469,7 +469,7 @@
   "settingsVideoButtonsTile": "버튼",
   "settingsVideoButtonsTitle": "버튼",
   "settingsVideoGestureDoubleTapTogglePlay": "두 번 탭해서 재생이나 일시정지하기",
-  "settingsVideoGestureSideDoubleTapSeek": "화면 측면에서 두 번 탭해서 탐색하기",
+  "settingsVideoGestureSideDoubleTapSeek": "화면 측면에서 두 번 탭해서 앞뒤로 가기",
 
   "settingsSectionPrivacy": "개인정보 보호",
   "settingsAllowInstalledAppAccess": "설치된 앱의 목록 접근 허용",
diff --git a/lib/l10n/app_pt.arb b/lib/l10n/app_pt.arb
index 2167f6dee..b99ae0a8c 100644
--- a/lib/l10n/app_pt.arb
+++ b/lib/l10n/app_pt.arb
@@ -68,6 +68,8 @@
   "entryActionRemoveFavourite": "Remova dos favoritos",
 
   "videoActionCaptureFrame": "Capturar quadro",
+  "videoActionMute": "Mudo",
+  "videoActionUnmute": "Ativar mudo",
   "videoActionPause": "Pausa",
   "videoActionPlay": "Toque",
   "videoActionReplay10": "Retroceda 10 segundos",
@@ -112,6 +114,11 @@
   "videoLoopModeShortOnly": "Apenas vídeos curtos",
   "videoLoopModeAlways": "Sempre",
 
+  "videoControlsPlay": "Começar",
+  "videoControlsPlaySeek": "Começar e procurar",
+  "videoControlsPlayOutside": "Abrir com outro player",
+  "videoControlsNone": "Nenhum",
+
   "mapStyleGoogleNormal": "Google Maps",
   "mapStyleGoogleHybrid": "Google Maps (Híbrido)",
   "mapStyleGoogleTerrain": "Google Maps (Terreno)",
@@ -431,6 +438,7 @@
   "settingsViewerShowInformation": "Mostrar informações",
   "settingsViewerShowInformationSubtitle": "Mostrar título, data, local, etc.",
   "settingsViewerShowShootingDetails": "Mostrar detalhes de disparo",
+  "settingsViewerShowOverlayThumbnails": "Mostrar miniaturas",
   "settingsViewerEnableOverlayBlurEffect": "Efeito de desfoque",
 
   "settingsVideoPageTitle": "Configurações de vídeo",
@@ -456,6 +464,13 @@
   "settingsSubtitleThemeTextAlignmentCenter": "Centro",
   "settingsSubtitleThemeTextAlignmentRight": "Direita",
 
+  "settingsVideoControlsTile": "Controles",
+  "settingsVideoControlsTitle": "Controles",
+  "settingsVideoButtonsTile": "Botões",
+  "settingsVideoButtonsTitle": "Botões",
+  "settingsVideoGestureDoubleTapTogglePlay": "Toque duas vezes para reproduzir/pausar",
+  "settingsVideoGestureSideDoubleTapSeek": "Toque duas vezes nas bordas da tela buscar para trás/para frente",
+
   "settingsSectionPrivacy": "Privacidade",
   "settingsAllowInstalledAppAccess": "Permitir acesso ao inventário de aplicativos",
   "settingsAllowInstalledAppAccessSubtitle": "Usado para melhorar a exibição do álbum",
diff --git a/untranslated.json b/untranslated.json
index aa5b43ebd..af3da2a45 100644
--- a/untranslated.json
+++ b/untranslated.json
@@ -1,21 +1,4 @@
 {
-  "de": [
-    "entryActionConvert",
-    "videoActionMute",
-    "videoActionUnmute",
-    "videoControlsPlay",
-    "videoControlsPlaySeek",
-    "videoControlsPlayOutside",
-    "videoControlsNone",
-    "settingsViewerShowOverlayThumbnails",
-    "settingsVideoControlsTile",
-    "settingsVideoControlsTitle",
-    "settingsVideoButtonsTile",
-    "settingsVideoButtonsTitle",
-    "settingsVideoGestureDoubleTapTogglePlay",
-    "settingsVideoGestureSideDoubleTapSeek"
-  ],
-
   "es": [
     "videoActionMute",
     "videoActionUnmute",
@@ -48,22 +31,6 @@
     "settingsVideoGestureSideDoubleTapSeek"
   ],
 
-  "pt": [
-    "videoActionMute",
-    "videoActionUnmute",
-    "videoControlsPlay",
-    "videoControlsPlaySeek",
-    "videoControlsPlayOutside",
-    "videoControlsNone",
-    "settingsViewerShowOverlayThumbnails",
-    "settingsVideoControlsTile",
-    "settingsVideoControlsTitle",
-    "settingsVideoButtonsTile",
-    "settingsVideoButtonsTitle",
-    "settingsVideoGestureDoubleTapTogglePlay",
-    "settingsVideoGestureSideDoubleTapSeek"
-  ],
-
   "ru": [
     "entryActionConvert",
     "videoActionMute",