diff --git a/lib/l10n/app_de.arb b/lib/l10n/app_de.arb
index 3f145dd75..893f94f9f 100644
--- a/lib/l10n/app_de.arb
+++ b/lib/l10n/app_de.arb
@@ -81,6 +81,9 @@
   "videoActionSetSpeed": "Wiedergabegeschwindigkeit",
   "videoActionSettings": "Einstellungen",
 
+  "slideshowActionResume": "Wiedergabe",
+  "slideshowActionShowInCollection": "In Sammlung anzeigen",
+
   "entryInfoActionEditDate": "Datum & Uhrzeit bearbeiten",
   "entryInfoActionEditLocation": "Standort bearbeiten",
   "entryInfoActionEditRating": "Bewertung bearbeiten",
@@ -145,10 +148,23 @@
   "displayRefreshRatePreferHighest": "Höchste Rate",
   "displayRefreshRatePreferLowest": "Niedrigste Rate",
 
+  "slideshowVideoPlaybackSkip": "Überspringen",
+  "slideshowVideoPlaybackMuted": "Stumm abspielen",
+  "slideshowVideoPlaybackWithSound": "Mit Ton abspielen",
+
   "themeBrightnessLight": "Hell",
   "themeBrightnessDark": "Dunkel",
   "themeBrightnessBlack": "Schwarz",
 
+  "viewerTransitionSlide": "Dia",
+  "viewerTransitionParallax": "Parallaxe",
+  "viewerTransitionFade": "Ausblenden",
+  "viewerTransitionZoomIn": "Heranzoomen",
+
+  "wallpaperTargetHome": "Startbildschirm",
+  "wallpaperTargetLock": "Sperrbildschirm",
+  "wallpaperTargetHomeLock": "Start- und Sperrbildschirm",
+
   "albumTierNew": "Neu",
   "albumTierPinned": "Angeheftet",
   "albumTierSpecial": "Häufig verwendet",
@@ -263,6 +279,7 @@
   "menuActionSelectAll": "Alle auswählen",
   "menuActionSelectNone": "Keine auswählen",
   "menuActionMap": "Karte",
+  "menuActionSlideshow": "Diashow",
   "menuActionStats": "Statistiken",
 
   "viewDialogTabSort": "Sortieren",
@@ -350,6 +367,7 @@
   "collectionEmptyFavourites": "Keine Favoriten",
   "collectionEmptyVideos": "Keine Videos",
   "collectionEmptyImages": "Keine Bilder",
+  "collectionEmptyGrantAccessButtonLabel": "Zugriff gewähren",
 
   "collectionSelectSectionTooltip": "Bereich auswählen",
   "collectionDeselectSectionTooltip": "Bereich abwählen",
@@ -480,6 +498,17 @@
   "settingsViewerShowOverlayThumbnails": "Vorschaubilder anzeigen",
   "settingsViewerEnableOverlayBlurEffect": "Unschärfe-Effekt",
 
+  "settingsViewerSlideshowTile": "Diashow",
+  "settingsViewerSlideshowTitle": "Diashow",
+  "settingsSlideshowRepeat": "Wiederholung",
+  "settingsSlideshowShuffle": "Mischen",
+  "settingsSlideshowTransitionTile": "Übergang",
+  "settingsSlideshowTransitionTitle": "Übergang",
+  "settingsSlideshowIntervalTile": "Intervall",
+  "settingsSlideshowIntervalTitle": "Intervall",
+  "settingsSlideshowVideoPlaybackTile": "Videowiedergabe",
+  "settingsSlideshowVideoPlaybackTitle": "Videowiedergabe",
+
   "settingsVideoPageTitle": "Video-Einstellungen",
   "settingsSectionVideo": "Video",
   "settingsVideoShowVideos": "Videos anzeigen",
@@ -544,6 +573,7 @@
   "settingsSectionDisplay": "Anzeige",
   "settingsThemeBrightness": "Thema",
   "settingsThemeColorHighlights": "Farbige Highlights",
+  "settingsThemeEnableDynamicColor": "Dynamische Farben",
   "settingsDisplayRefreshRateModeTile": "Bildwiederholrate der Anzeige",
   "settingsDisplayRefreshRateModeTitle": "Bildwiederholrate",
 
@@ -561,6 +591,7 @@
   "statsTopTags": "Top-Tags",
 
   "viewerOpenPanoramaButtonLabel": "ÖFFNE PANORAMA",
+  "viewerSetWallpaperButtonLabel": "HINTERGRUNDBILD EINSTELLEN",
   "viewerErrorUnknown": "Ups!",
   "viewerErrorDoesNotExist": "Die Datei existiert nicht mehr.",
 
diff --git a/lib/l10n/app_pt.arb b/lib/l10n/app_pt.arb
index 178157bcf..de05648f1 100644
--- a/lib/l10n/app_pt.arb
+++ b/lib/l10n/app_pt.arb
@@ -81,6 +81,9 @@
   "videoActionSetSpeed": "Velocidade de reprodução",
   "videoActionSettings": "Configurações",
 
+  "slideshowActionResume": "Retomar",
+  "slideshowActionShowInCollection": "Mostrar na Coleção",
+
   "entryInfoActionEditDate": "Editar data e hora",
   "entryInfoActionEditLocation": "Editar localização",
   "entryInfoActionEditRating": "Editar classificação",
@@ -145,10 +148,23 @@
   "displayRefreshRatePreferHighest": "Taxa mais alta",
   "displayRefreshRatePreferLowest": "Taxa mais baixa",
 
+  "slideshowVideoPlaybackSkip": "Pular",
+  "slideshowVideoPlaybackMuted": "Reproduzir sem som",
+  "slideshowVideoPlaybackWithSound": "Reproduzir com som",
+
   "themeBrightnessLight": "Claro",
   "themeBrightnessDark": "Escuro",
   "themeBrightnessBlack": "Preto",
 
+  "viewerTransitionSlide": "Deslizar",
+  "viewerTransitionParallax": "Parallax",
+  "viewerTransitionFade": "Desvaneça",
+  "viewerTransitionZoomIn": "Mais zoom",
+
+  "wallpaperTargetHome": "Tela inicial",
+  "wallpaperTargetLock": "Tela de bloqueio",
+  "wallpaperTargetHomeLock": "Telas iniciais e de bloqueio",
+
   "albumTierNew": "Novo",
   "albumTierPinned": "Fixada",
   "albumTierSpecial": "Comum",
@@ -263,6 +279,7 @@
   "menuActionSelectAll": "Selecionar tudo",
   "menuActionSelectNone": "Selecione nenhum",
   "menuActionMap": "Mapa",
+  "menuActionSlideshow": "Apresentação de slides",
   "menuActionStats": "Estatísticas",
 
   "viewDialogTabSort": "Organizar",
@@ -350,6 +367,7 @@
   "collectionEmptyFavourites": "Nenhum favorito",
   "collectionEmptyVideos": "Nenhum video",
   "collectionEmptyImages": "Nenhuma image",
+  "collectionEmptyGrantAccessButtonLabel": "Garantir acesso",
 
   "collectionSelectSectionTooltip": "Selecionar seção",
   "collectionDeselectSectionTooltip": "Desmarcar seção",
@@ -480,6 +498,17 @@
   "settingsViewerShowOverlayThumbnails": "Mostrar miniaturas",
   "settingsViewerEnableOverlayBlurEffect": "Efeito de desfoque",
 
+  "settingsViewerSlideshowTile": "Apresentação de slides",
+  "settingsViewerSlideshowTitle": "Apresentação de slides",
+  "settingsSlideshowRepeat": "Repetir",
+  "settingsSlideshowShuffle": "Embaralhar",
+  "settingsSlideshowTransitionTile": "Transição",
+  "settingsSlideshowTransitionTitle": "Transição",
+  "settingsSlideshowIntervalTile": "Intervalo",
+  "settingsSlideshowIntervalTitle": "Intervalo",
+  "settingsSlideshowVideoPlaybackTile": "Reprodução de vídeo",
+  "settingsSlideshowVideoPlaybackTitle": "Reprodução de vídeo",
+
   "settingsVideoPageTitle": "Configurações de vídeo",
   "settingsSectionVideo": "Vídeo",
   "settingsVideoShowVideos": "Mostrar vídeos",
@@ -544,6 +573,7 @@
   "settingsSectionDisplay": "Tela",
   "settingsThemeBrightness": "Tema",
   "settingsThemeColorHighlights": "Destaques de cores",
+  "settingsThemeEnableDynamicColor": "Cor dinâmica",
   "settingsDisplayRefreshRateModeTile": "Taxa de atualização de exibição",
   "settingsDisplayRefreshRateModeTitle": "Taxa de atualização",
 
@@ -561,6 +591,7 @@
   "statsTopTags": "Principais Etiquetas",
 
   "viewerOpenPanoramaButtonLabel": "ABRIR PANORAMA",
+  "viewerSetWallpaperButtonLabel": "DEFINIR PAPEL DE PAREDE",
   "viewerErrorUnknown": "Algo não está certo!",
   "viewerErrorDoesNotExist": "O arquivo não existe mais.",
 
diff --git a/untranslated.json b/untranslated.json
index 01d5e3599..218f61fd3 100644
--- a/untranslated.json
+++ b/untranslated.json
@@ -1,33 +1,4 @@
 {
-  "de": [
-    "slideshowActionResume",
-    "slideshowActionShowInCollection",
-    "slideshowVideoPlaybackSkip",
-    "slideshowVideoPlaybackMuted",
-    "slideshowVideoPlaybackWithSound",
-    "viewerTransitionSlide",
-    "viewerTransitionParallax",
-    "viewerTransitionFade",
-    "viewerTransitionZoomIn",
-    "wallpaperTargetHome",
-    "wallpaperTargetLock",
-    "wallpaperTargetHomeLock",
-    "menuActionSlideshow",
-    "collectionEmptyGrantAccessButtonLabel",
-    "settingsViewerSlideshowTile",
-    "settingsViewerSlideshowTitle",
-    "settingsSlideshowRepeat",
-    "settingsSlideshowShuffle",
-    "settingsSlideshowTransitionTile",
-    "settingsSlideshowTransitionTitle",
-    "settingsSlideshowIntervalTile",
-    "settingsSlideshowIntervalTitle",
-    "settingsSlideshowVideoPlaybackTile",
-    "settingsSlideshowVideoPlaybackTitle",
-    "settingsThemeEnableDynamicColor",
-    "viewerSetWallpaperButtonLabel"
-  ],
-
   "es": [
     "slideshowActionResume",
     "slideshowActionShowInCollection",
@@ -117,35 +88,6 @@
     "viewerSetWallpaperButtonLabel"
   ],
 
-  "pt": [
-    "slideshowActionResume",
-    "slideshowActionShowInCollection",
-    "slideshowVideoPlaybackSkip",
-    "slideshowVideoPlaybackMuted",
-    "slideshowVideoPlaybackWithSound",
-    "viewerTransitionSlide",
-    "viewerTransitionParallax",
-    "viewerTransitionFade",
-    "viewerTransitionZoomIn",
-    "wallpaperTargetHome",
-    "wallpaperTargetLock",
-    "wallpaperTargetHomeLock",
-    "menuActionSlideshow",
-    "collectionEmptyGrantAccessButtonLabel",
-    "settingsViewerSlideshowTile",
-    "settingsViewerSlideshowTitle",
-    "settingsSlideshowRepeat",
-    "settingsSlideshowShuffle",
-    "settingsSlideshowTransitionTile",
-    "settingsSlideshowTransitionTitle",
-    "settingsSlideshowIntervalTile",
-    "settingsSlideshowIntervalTitle",
-    "settingsSlideshowVideoPlaybackTile",
-    "settingsSlideshowVideoPlaybackTitle",
-    "settingsThemeEnableDynamicColor",
-    "viewerSetWallpaperButtonLabel"
-  ],
-
   "ru": [
     "slideshowActionResume",
     "slideshowActionShowInCollection",