diff --git a/materialious/android/.idea/deploymentTargetSelector.xml b/materialious/android/.idea/deploymentTargetSelector.xml
index 47f6059d..4f58c5e2 100644
--- a/materialious/android/.idea/deploymentTargetSelector.xml
+++ b/materialious/android/.idea/deploymentTargetSelector.xml
@@ -4,10 +4,10 @@
     <selectionStates>
       <SelectionState runConfigName="app">
         <option name="selectionMode" value="DROPDOWN" />
-        <DropdownSelection timestamp="2025-07-08T06:06:15.619274581Z">
+        <DropdownSelection timestamp="2025-07-21T02:41:45.413890396Z">
           <Target type="DEFAULT_BOOT">
             <handle>
-              <DeviceId pluginId="LocalEmulator" identifier="path=/home/ward/.android/avd/Television_4K.avd" />
+              <DeviceId pluginId="LocalEmulator" identifier="path=/home/ward/.android/avd/Pixel_7_Pro.avd" />
             </handle>
           </Target>
         </DropdownSelection>
diff --git a/materialious/android/app/build.gradle b/materialious/android/app/build.gradle
index 053c299b..77d92978 100644
--- a/materialious/android/app/build.gradle
+++ b/materialious/android/app/build.gradle
@@ -7,8 +7,8 @@ android {
         applicationId "us.materialio.app"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
-        versionCode 137
-        versionName "1.9.20"
+        versionCode 138
+        versionName "1.9.21"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         aaptOptions {
              // Files and dirs to omit from the packaged assets dir, modified to accommodate modern web apps.
diff --git a/materialious/electron/materialious.metainfo.xml b/materialious/electron/materialious.metainfo.xml
index 0e423078..d82b5c68 100644
--- a/materialious/electron/materialious.metainfo.xml
+++ b/materialious/electron/materialious.metainfo.xml
@@ -55,24 +55,10 @@
     <content_attribute id="social-contacts">intense</content_attribute>
   </content_rating>
   <releases>
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    
-    <release version="1.9.20" date="2025-7-09">
+    <release version="1.9.21" date="2025-7-21">
+      <url>https://github.com/Materialious/Materialious/releases/tag/1.9.21</url>
+    </release>
+<release version="1.9.20" date="2025-7-09">
       <url>https://github.com/Materialious/Materialious/releases/tag/1.9.20</url>
     </release>
 <release version="1.9.19" date="2025-7-08">
@@ -125,7 +111,7 @@
     </release>
 <release version="1.9.3" date="2025-6-05">
       <url>https://github.com/Materialious/Materialious/releases/tag/1.9.3</url>
-    </release>    
+    </release>
     <release version="1.9.2" date="2025-6-05">
       <url>https://github.com/Materialious/Materialious/releases/tag/1.9.2</url>
     </release>
diff --git a/materialious/electron/package-lock.json b/materialious/electron/package-lock.json
index 083ba73e..e7b06988 100644
--- a/materialious/electron/package-lock.json
+++ b/materialious/electron/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "Materialious",
-	"version": "1.9.19",
+	"version": "1.9.21",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "Materialious",
-			"version": "1.9.19",
+			"version": "1.9.21",
 			"license": "MIT",
 			"dependencies": {
 				"@capacitor-community/electron": "^5.0.0",
@@ -22,7 +22,7 @@
 				"jsonfile": "^6.1.0"
 			},
 			"devDependencies": {
-				"electron": "^37.2.0",
+				"electron": "^37.2.1",
 				"electron-builder": "^26.0.12",
 				"electron-rebuild": "^3.2.9",
 				"typescript": "^5.7.3"
@@ -2495,9 +2495,9 @@
 			}
 		},
 		"node_modules/electron": {
-			"version": "37.2.0",
-			"resolved": "https://registry.npmjs.org/electron/-/electron-37.2.0.tgz",
-			"integrity": "sha512-dE6+qeg6SBUVd5d8CD2+GH82kh+gF1v40+hs+U+UOno681NMSGmBtgqwldQRpbvtnQDD7V2M9Cpfr3+Abw7aBg==",
+			"version": "37.2.1",
+			"resolved": "https://registry.npmjs.org/electron/-/electron-37.2.1.tgz",
+			"integrity": "sha512-ae2EbzRNqIAHlftfCHtbbt6EgJUW8+zxWLONqNnn2iSrLF0O/pbxbff3xcpZYPpmFBs4uqjoi+s4QS7DQ+zZ/w==",
 			"dev": true,
 			"hasInstallScript": true,
 			"license": "MIT",
diff --git a/materialious/electron/package.json b/materialious/electron/package.json
index 84691dd3..70c81c57 100644
--- a/materialious/electron/package.json
+++ b/materialious/electron/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "Materialious",
-	"version": "1.9.20",
+	"version": "1.9.21",
 	"description": "Modern material design for Invidious.",
 	"author": {
 		"name": "Ward Pearce",
@@ -35,7 +35,7 @@
 		"jsonfile": "^6.1.0"
 	},
 	"devDependencies": {
-		"electron": "^37.2.0",
+		"electron": "^37.2.1",
 		"electron-builder": "^26.0.12",
 		"electron-rebuild": "^3.2.9",
 		"typescript": "^5.7.3"
@@ -44,4 +44,4 @@
 		"capacitor",
 		"electron"
 	]
-}
\ No newline at end of file
+}
diff --git a/materialious/electron/src/index.ts b/materialious/electron/src/index.ts
index 476b8cd3..b1a2e6a4 100644
--- a/materialious/electron/src/index.ts
+++ b/materialious/electron/src/index.ts
@@ -4,7 +4,7 @@ import {
 	setupElectronDeepLinking
 } from '@capacitor-community/electron';
 import type { MenuItemConstructorOptions } from 'electron';
-import { app, ipcMain, MenuItem, session, webContents } from 'electron';
+import { app, ipcMain, MenuItem, session } from 'electron';
 import electronIsDev from 'electron-is-dev';
 import unhandled from 'electron-unhandled';
 import { autoUpdater } from 'electron-updater';
@@ -58,8 +58,6 @@ let allowInsecureSSL = false;
 	setupContentSecurityPolicy(myCapacitorApp.getCustomURLScheme());
 	// Initialize our app, build windows, and load content.
 	await myCapacitorApp.init();
-	// Check for updates if we are in a packaged app.
-	autoUpdater.checkForUpdatesAndNotify();
 })();
 
 app.on('certificate-error', (event, webContents, url, error, certificate, callback) => {
@@ -167,3 +165,17 @@ ipcMain.handle('setAllowInsecureSSL', async (_, allow) => {
 
 	return allowInsecureSSL;
 });
+
+ipcMain.handle('doUpdateCheck', async (_, disableAutoUpdate) => {
+	// Check for updates if we are in a packaged app.
+	autoUpdater.autoInstallOnAppQuit = !disableAutoUpdate;
+
+	if (disableAutoUpdate) {
+		await autoUpdater.checkForUpdatesAndNotify({
+			title: 'Update Available',
+			body: 'A new version is available.'
+		});
+	} else {
+		await autoUpdater.checkForUpdatesAndNotify();
+	}
+});
diff --git a/materialious/electron/src/preload.ts b/materialious/electron/src/preload.ts
index 278f9285..b27e251d 100644
--- a/materialious/electron/src/preload.ts
+++ b/materialious/electron/src/preload.ts
@@ -8,5 +8,7 @@ contextBridge.exposeInMainWorld('electronAPI', {
 		ipcRenderer.invoke('generatePoToken', bgChallenge, requestKey, visitorData),
 	setAllowInsecureSSL: async (allow: boolean) => {
 		return await ipcRenderer.invoke('setAllowInsecureSSL', allow);
-	}
+	},
+	doUpdateCheck: (disableAutoUpdate: boolean) =>
+		ipcRenderer.invoke('doUpdateCheck', disableAutoUpdate)
 });
diff --git a/materialious/package-lock.json b/materialious/package-lock.json
index d27176be..66614d57 100644
--- a/materialious/package-lock.json
+++ b/materialious/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "materialious",
-	"version": "1.9.19",
+	"version": "1.9.21",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "materialious",
-			"version": "1.9.19",
+			"version": "1.9.21",
 			"hasInstallScript": true,
 			"dependencies": {
 				"@capacitor-community/electron": "^5.0.1",
@@ -37,7 +37,7 @@
 				"sponsorblock-api": "^0.2.4",
 				"svelte-infinite-loading": "^1.4.0",
 				"svelte-persisted-store": "^0.12.0",
-				"youtubei.js": "^14.0.0"
+				"youtubei.js": "^15.0.0"
 			},
 			"devDependencies": {
 				"@capacitor/assets": "^3.0.5",
@@ -2119,15 +2119,6 @@
 				"node": "^12.22.0 || ^14.17.0 || >=16.0.0"
 			}
 		},
-		"node_modules/@fastify/busboy": {
-			"version": "2.1.1",
-			"resolved": "https://registry.npmjs.org/@fastify/busboy/-/busboy-2.1.1.tgz",
-			"integrity": "sha512-vBZP4NlzfOlerQTnba4aqZoMhE/a9HY7HRqoOPaETQcSQuWEIyZMHGfVu6w9wGtGK5fED5qRs2DteVCjOH60sA==",
-			"license": "MIT",
-			"engines": {
-				"node": ">=14"
-			}
-		},
 		"node_modules/@hugotomazi/capacitor-navigation-bar": {
 			"version": "4.0.1",
 			"resolved": "https://registry.npmjs.org/@hugotomazi/capacitor-navigation-bar/-/capacitor-navigation-bar-4.0.1.tgz",
@@ -12037,15 +12028,12 @@
 			}
 		},
 		"node_modules/undici": {
-			"version": "5.29.0",
-			"resolved": "https://registry.npmjs.org/undici/-/undici-5.29.0.tgz",
-			"integrity": "sha512-raqeBD6NQK4SkWhQzeYKd1KmIG6dllBOTt55Rmkt4HtI9mwdWtJljnrXjAFUBLTSN67HWrOIZ3EPF4kjUw80Bg==",
+			"version": "6.21.3",
+			"resolved": "https://registry.npmjs.org/undici/-/undici-6.21.3.tgz",
+			"integrity": "sha512-gBLkYIlEnSp8pFbT64yFgGE6UIB9tAkhukC23PmMDCe5Nd+cRqKxSjw5y54MK2AZMgZfJWMaNE4nYUHgi1XEOw==",
 			"license": "MIT",
-			"dependencies": {
-				"@fastify/busboy": "^2.0.0"
-			},
 			"engines": {
-				"node": ">=14.0"
+				"node": ">=18.17"
 			}
 		},
 		"node_modules/undici-types": {
@@ -13748,9 +13736,9 @@
 			}
 		},
 		"node_modules/youtubei.js": {
-			"version": "14.0.0",
-			"resolved": "https://registry.npmjs.org/youtubei.js/-/youtubei.js-14.0.0.tgz",
-			"integrity": "sha512-KAFttOw+9fwwBUvBc1T7KzMNBLczDOuN/dfote8BA9CABxgx8MPgV+vZWlowdDB6DnHjSUYppv+xvJ4VNBLK9A==",
+			"version": "15.0.0",
+			"resolved": "https://registry.npmjs.org/youtubei.js/-/youtubei.js-15.0.0.tgz",
+			"integrity": "sha512-giPZREn+q0z8Jr45NUcJUXE7QA2+UD2jx5FR+ULdnexvtHg5uQZr9Am8aYcECPKzbBNe6ksBD1yT4SKNbhpRqA==",
 			"funding": [
 				"https://github.com/sponsors/LuanRT"
 			],
@@ -13759,7 +13747,7 @@
 				"@bufbuild/protobuf": "^2.0.0",
 				"jintr": "^3.3.1",
 				"tslib": "^2.5.0",
-				"undici": "^5.19.1"
+				"undici": "^6.21.3"
 			}
 		},
 		"node_modules/zimmerframe": {
diff --git a/materialious/package.json b/materialious/package.json
index a18d9add..840cbc4b 100644
--- a/materialious/package.json
+++ b/materialious/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "materialious",
-	"version": "1.9.20",
+	"version": "1.9.21",
 	"private": true,
 	"scripts": {
 		"dev": "vite dev",
@@ -68,6 +68,6 @@
 		"sponsorblock-api": "^0.2.4",
 		"svelte-infinite-loading": "^1.4.0",
 		"svelte-persisted-store": "^0.12.0",
-		"youtubei.js": "^14.0.0"
+		"youtubei.js": "^15.0.0"
 	}
-}
\ No newline at end of file
+}
diff --git a/materialious/src/app.d.ts b/materialious/src/app.d.ts
index 753ee6b1..6848f211 100644
--- a/materialious/src/app.d.ts
+++ b/materialious/src/app.d.ts
@@ -19,6 +19,7 @@ declare global {
 				visitorData: string
 			) => Promise<string>;
 			setAllowInsecureSSL: (allowInsecureSSL: boolean) => Promoise<boolean>;
+			doUpdateCheck: (disableAutoUpdate: boolean) => Promise<void>;
 		};
 	}
 }
diff --git a/materialious/src/lib/components/Player.svelte b/materialious/src/lib/components/Player.svelte
index 9eac34e6..3144cab9 100644
--- a/materialious/src/lib/components/Player.svelte
+++ b/materialious/src/lib/components/Player.svelte
@@ -590,6 +590,22 @@
 			playerElement.playbackRate = playerElement.playbackRate + 0.25;
 			return false;
 		});
+		
+		Mousetrap.bind(',', () => {
+			if (!playerElement) return
+			
+			const currentTrack = player.getVariantTracks().find(track => track.active)
+			const frameTime = 1/(currentTrack?.frameRate || 30)
+			playerElement.currentTime -= frameTime
+		})
+
+		Mousetrap.bind('.', () => {
+			if (!playerElement) return
+			
+			const currentTrack = player.getVariantTracks().find(track => track.active)
+			const frameTime = 1/(currentTrack?.frameRate || 30)
+			playerElement.currentTime += frameTime
+		})
 
 		playerElement.addEventListener('pause', async () => {
 			savePlayerPos();
diff --git a/materialious/src/lib/components/Settings/Interface.svelte b/materialious/src/lib/components/Settings/Interface.svelte
index 9f17b996..4a163a61 100644
--- a/materialious/src/lib/components/Settings/Interface.svelte
+++ b/materialious/src/lib/components/Settings/Interface.svelte
@@ -21,6 +21,7 @@
 		interfaceAutoExpandComments,
 		interfaceAutoExpandDesc,
 		interfaceDefaultPage,
+		interfaceDisableAutoUpdate,
 		interfaceForceCase,
 		interfaceLowBandwidthMode,
 		interfaceRegionStore,
@@ -110,6 +111,12 @@
 		}
 	});
 
+	if (Capacitor.getPlatform() === 'electron') {
+		interfaceDisableAutoUpdate.subscribe((isDisabled) => {
+			window.electronAPI.doUpdateCheck(isDisabled);
+		});
+	}
+
 	let pages: Pages = $state([]);
 	authStore.subscribe(() => {
 		pages = getPages();
@@ -288,6 +295,24 @@
 	</nav>
 </div>
 
+{#if Capacitor.getPlatform() == 'electron'}
+	<div class="field no-margin">
+		<nav class="no-padding">
+			<div class="max">
+				<div>{$_('layout.disableAutoUpdate')}</div>
+			</div>
+			<label class="switch" tabindex="0" role="switch">
+				<input
+					type="checkbox"
+					bind:checked={$interfaceDisableAutoUpdate}
+					onclick={() => interfaceDisableAutoUpdate.set(!$interfaceDisableAutoUpdate)}
+				/>
+				<span></span>
+			</label>
+		</nav>
+	</div>
+{/if}
+
 <div class="field label suffix border">
 	<select
 		tabindex="0"
diff --git a/materialious/src/lib/i18n/locales/de.json b/materialious/src/lib/i18n/locales/de.json
index 2ab9c5cd..599bb757 100644
--- a/materialious/src/lib/i18n/locales/de.json
+++ b/materialious/src/lib/i18n/locales/de.json
@@ -2,7 +2,7 @@
     "enabled": "Aktiviert",
     "copyUrl": "URL kopieren",
     "loadMore": "Mehr laden",
-    "views": "Ansichten",
+    "views": "Aufrufe",
     "invidiousBlockWarning": "Invidious wird derzeit von Google blockiert. Wenn Videos für diese Instanz nicht geladen werden, verwende diese Instanz bitte auf Materialious auf {android} oder {desktop}, um dies mit lokalem Video-Fallback zu umgehen.",
     "videos": "Videos",
     "cancel": "Abbrechen",
@@ -34,7 +34,7 @@
     "videoTabs": {
         "all": "Alle",
         "videos": "Videos",
-        "playlists": "Wiedergabeliste",
+        "playlists": "Wiedergabelisten",
         "channels": "Kanäle",
         "shorts": "Shorts",
         "streams": "Streams"
@@ -63,7 +63,7 @@
         "playlists": "Wiedergabelisten"
     },
     "subscribers": "Abonnenten",
-    "unsubscribe": "Deabonnieren",
+    "unsubscribe": "Abo beenden",
     "loginRequired": "Anmeldung erforderlich",
     "player": {
         "audioOnly": "Nur Ton",
@@ -80,7 +80,7 @@
         "downloadSteps": {
             "merging": "Video und Audio zusammenführen",
             "video": "Herunterladen des Videos",
-            "audio": "Herunterladen der Audio",
+            "audio": "Herunterladen des Tons",
             "ffmpeg": "Herunterladen der ffmpeg-Bibliothek und -Komponenten",
             "classWorker": "Herunterladen des ffmpeg-Klassenarbeiters",
             "core": "Herunterladen der ffmpeg-Kern",
@@ -91,10 +91,10 @@
         "unableToLoadComments": "Laden der Kommentare fehlgeschlagen",
         "addToPlaylist": "Zur Wiedergabeliste hinzufügen",
         "youtubeJsFallBack": "Lokaler Video-Fallback wird verwendet",
-        "enableYoutubejsPerm": "Lokales Video-Fallback immer erlauben",
+        "enableYoutubejsPerm": "Lokalen Video-Fallback immer erlauben",
         "defaultLanguage": "Standardsprache",
         "preferredQuality": "Bevorzugte Qualität",
-        "enableYoutubejsTemp": "Nutze einmalig lokales Video-Fallback",
+        "enableYoutubejsTemp": "Nutze einmalig den lokalen Video-Fallback",
         "chapters": "Kapitel",
         "retryText": "Das Video konnte nicht geladen werden, wie möchtest du weiterfahren?",
         "youtubeJsLoading": "Das Video konnte nicht geladen werden, es wird mit lokalem Video-Fallback erneut versucht."
@@ -114,7 +114,7 @@
         "customize": "Anpassen",
         "lowBandwidthMode": "Modus für geringe Bandbreite",
         "theme": {
-            "theme": "Thema",
+            "theme": "Erscheinungsbild",
             "darkMode": "Dunkler Modus",
             "lightMode": "Heller Modus",
             "AmoledTheme": "Amoled-Thema",
@@ -124,6 +124,7 @@
         "previewVideoOnHover": "Video-Vorschau beim Hovern",
         "expandDescription": "Beschreibung standardmäßig erweitern",
         "expandComments": "Kommentare standardmäßig erweitern",
+        "disableAutoUpdate": "Automatische Installation von Updates deaktivieren",
         "dataPreferences": {
             "content": "Du möchtest Abonnements importieren/exportieren, dein Passwort ändern oder dein Konto löschen? Klicke hier und scrolle bis zum Ende der Seite.",
             "dataPreferences": "Dateneinstellungen"
diff --git a/materialious/src/lib/i18n/locales/en.json b/materialious/src/lib/i18n/locales/en.json
index 001824f9..e081e293 100644
--- a/materialious/src/lib/i18n/locales/en.json
+++ b/materialious/src/lib/i18n/locales/en.json
@@ -136,6 +136,7 @@
 		"expandChapters": "Expand chapters by default",
 		"expandComments": "Expand comments by default",
 		"allowInsecureRequests": "Allow insecure requests",
+		"disableAutoUpdate": "Disable automatic updates",
 		"dataPreferences": {
 			"content": "Looking to import/export subscriptions, change password or delete account? Click here and scroll to the bottom of the page.",
 			"dataPreferences": "Data preferences"
diff --git a/materialious/src/lib/i18n/locales/gsw.json b/materialious/src/lib/i18n/locales/gsw.json
new file mode 100644
index 00000000..df5e4678
--- /dev/null
+++ b/materialious/src/lib/i18n/locales/gsw.json
@@ -0,0 +1,185 @@
+{
+    "enabled": "Aktiviert",
+    "disabled": "Deaktiviert",
+    "copyUrl": "URL kopiere",
+    "loadMore": "Meh lade",
+    "views": "Uufrüef",
+    "login": "Aameldig",
+    "recommendedVideos": "Vorgschlagni Videos",
+    "invidiousBlockWarning": "Invidious wird grad vo Google blockiert. Wenn Videos für die Instanz nöd glade werded, nutz die Instanz bitte uf Materialious uf {android} oder {Desktop}, zum das mit em lokale Video-Fallback z umgah.",
+    "playlistVideos": "Widergabelischte Videos",
+    "thumbnail": {
+        "failedToLoadImage": "Lade vom Bild fehlgschlage",
+        "live": "LIVE"
+    },
+    "layout": {
+        "companionUrl": "Companion URL",
+        "player": {
+            "silenceSkipper": "Schwiigeüberspringer (Experimentell)",
+            "title": "Player",
+            "autoPlay": "Video automatisch abspiele",
+            "alwaysLoopVideo": "Video immer inere Schleife abspiele",
+            "savePlaybackPosition": "Widergabeposition speichere",
+            "listenByDefault": "Standardmässig zuelose",
+            "ccByDefault": "Untertitel standardmässig aa",
+            "theatreModeByDefault": "Standardmässige Theatermodus",
+            "autoPlayNextByDefault": "Standardmässigi Widergab vom nächste Video",
+            "miniPlayer": "Mini-Player",
+            "proxyVideos": "Videos dur de Proxy leite",
+            "backgroundPlay": "Ton im Hintergrund abspiele",
+            "dash": "Dash",
+            "localVideoFallback": "Lokale Video-Fallback",
+            "youtubeJsFallback": "Fallback für lokali Videoverarbeitig",
+            "youtubeJsAlways": "Immer nutze",
+            "lockOrientation": "Uusrichtig as Siiteverhältnis bunde",
+            "defaultPlaybackSpeed": "Standardmässigi Widergabegschwindigkeit",
+            "playerStatistics": "Player-Statistike standardmässig aazeige"
+        },
+        "sponsors": {
+            "intermissionIntroAnimation": "Unterbrechig/Iistigsanimation",
+            "sponsor": "Sponsor",
+            "disableToast": "Toast deaktiviere",
+            "disableTimeline": "Segment uf de Ziitleischte deaktiviere",
+            "Catagories": "Kategorie",
+            "unpaidSelfPromotion": "Unbezahlti Werbig/Eigewerbig",
+            "interactionReminder": "Interaktionsufforderig (Abonniere)",
+            "credits": "Abspann",
+            "preViewRecapHook": "Vorschau/Rückblick/Hook",
+            "tangentJokes": "Füllendi Abwiichler/Witz"
+        },
+        "interface": "Benutzeroberflächi",
+        "star": "Sternli uf GitHub vergeh!",
+        "syncParty": "Synchronisationsgruppe",
+        "startSyncParty": "Synchronisationsgruppe starte",
+        "endSyncParty": "Synchronisationsgruppe stoppe",
+        "notifications": "Benachrichtigunge",
+        "noNewNotifications": "Kei neui Benachrichtigunge",
+        "settings": "Iistellige",
+        "login": "Aamelde",
+        "logout": "Abmelde",
+        "customize": "Aapasse",
+        "lowBandwidthMode": "Modus für gringi Bandbreiti",
+        "searchHistory": "Suechverlauf",
+        "theme": {
+            "theme": "Erschiinigsbild",
+            "darkMode": "Dunkle Modus",
+            "lightMode": "Helle Modus",
+            "AmoledTheme": "Amoled-Thema",
+            "color": "Farb"
+        },
+        "searchSuggestions": "Suechvorschläg",
+        "previewVideoOnHover": "Video-Vorschau bim Hovere",
+        "expandChapters": "Kapitel standardmässig uusklappe",
+        "expandComments": "Kommentär standardmässig erwiitere",
+        "allowInsecureRequests": "Unsicheri Aafrage zuelaa",
+        "dataPreferences": {
+            "dataPreferences": "Dateiistellige",
+            "content": "Du möchtsch Abonnements importiere/exportiere, dis Password ändere oder dis Konto lösche? Klick da und scroll bis as Endi vo de Siite."
+        },
+        "bookmarklet": "Lesezeiche",
+        "instanceUrl": "URL vo de Instanz",
+        "deArrow": {
+            "title": "DeArrow",
+            "thumbnailInstanceUrl": "URL vo de Vorschaubilder-Instanz",
+            "titleOnly": "Nur Titel"
+        },
+        "syncPartyWarning": "Bitte denk dra, dass dini IP für die vo dir iigladne Benutzer sichtbar isch.",
+        "displayThumbnailAvatars": "Vorschaubild-Avatar (Langsam)",
+        "expandDescription": "Beschriibig standardmässig erwiitere"
+    },
+    "videos": "Videos",
+    "cancel": "Abbreche",
+    "create": "Erstelle",
+    "title": "Titel",
+    "searchPlaceholder": "Sueche",
+    "delete": "Lösche",
+    "donate": "Spände",
+    "deleteAllHistory": "Gsamte Verlauf lösche",
+    "skipping": "Überspringe",
+    "comments": "Kommentär",
+    "reply": "Antwort",
+    "replies": "Antworte",
+    "region": "Region",
+    "noResult": "Kei Ergebnis",
+    "language": "Spraach",
+    "channels": "Kanäl",
+    "transcript": "Transkript",
+    "noCaptionData": "Untertitel enthalted kei Date.",
+    "selectLang": "Spraach uuswähle",
+    "letterCase": "Gross-/Chliischriibig für Titel",
+    "hideReplies": "Antworte verstecke",
+    "hideVideo": "Video verstecke",
+    "defaultPage": "Standardsiite",
+    "syncParty": {
+        "userJoined": "En Benutzer isch dinere Widergabegruppe biiträte.",
+        "userLeft": "En Benutzer het dini Widergabegruppe verlah.",
+        "userOnPrivatePage": "De Benutzer luegt sich grad e privati Siite a, d Synchronisierig wird grad wieder fortgsetzt."
+    },
+    "videoTabs": {
+        "all": "Alli",
+        "videos": "Videos",
+        "playlists": "Widergabelischte",
+        "channels": "Kanäl",
+        "shorts": "Shorts",
+        "streams": "Streams"
+    },
+    "subscriptions": {
+        "manageSubscriptions": "Abonnements verwalte"
+    },
+    "playlist": {
+        "createPlaylist": "Widergabelischte erstelle",
+        "public": "Öffentlich",
+        "unlisted": "Unglischtet",
+        "private": "Privat",
+        "playVideos": "Videos abspiele",
+        "loopPlaylist": "Widergabelischte inere Schleife abspiele",
+        "shuffleVideos": "Videos in zuefälliger Reihefolg abspiele"
+    },
+    "pages": {
+        "home": "Startsiite",
+        "trending": "Beliebt",
+        "subscriptions": "Abonnements",
+        "history": "Verlauf",
+        "playlists": "Widergabelischte"
+    },
+    "subscribers": "Abonnente",
+    "unsubscribe": "Abo beende",
+    "player": {
+        "audioOnly": "Nur Ton",
+        "theatreMode": "Theatermodus",
+        "pauseTimer": "Timer pausiere",
+        "pauseVideoIn": "Video pausiere i ",
+        "preferredQuality": "Bevorzugti Qualität",
+        "chapters": "Kapitel",
+        "share": {
+            "title": "Teile",
+            "materialiousLink": "Materialious-Link kopiere",
+            "youtubeLink": "YouTube-Link kopiere",
+            "invidiousRedirect": "Invidious-Wiiterleitigslink kopiere"
+        },
+        "download": "Abelade",
+        "downloadSteps": {
+            "merging": "Video und Audio zemmefüehre",
+            "video": "Abelade vom Video",
+            "audio": "Abelade vom Ton",
+            "ffmpeg": "Abelade vo de ffmpeg-Bibliothek und -Komponente",
+            "core": "Abelade vom ffmpeg-Chern",
+            "wasm": "Abelade vom ffmpeg wasm",
+            "worker": "Abelade vom ffmpeg worker",
+            "classWorker": "Abelade vom ffmpeg-Klassearbeiter"
+        },
+        "noPlaylists": "Kei Widergabelischtene",
+        "unableToLoadComments": "Lade vo de Kommentär fehlgschlage",
+        "addToPlaylist": "Zu de Widergabelischte hinzuefüege",
+        "defaultLanguage": "Standardspraach",
+        "youtubeJsLoading": "S Video het nöd chönne glade werde, es wird mit lokalem Video-Fallback nomal versuecht.",
+        "retryText": "S Video het nöd chönne glade werde, wie willsch wiitermache?",
+        "enableYoutubejsPerm": "Lokale Video-Fallback immer erlaube",
+        "enableYoutubejsTemp": "Nutz eimalig de lokali Video-Fallback",
+        "youtubeJsFallBack": "Lokale Video-Fallback wird gnutzt"
+    },
+    "subscribe": "Abonniere",
+    "invidiousLogin": "Bitte meld dich mit dim Invidious-Konto aa",
+    "invalidInstance": "Bitte prüef d URL. Wenn si korrekt isch, isch d Instanz möglicherwiis usser Betriib oder unterstützt kei Clients vo Drittaabüüter.",
+    "loginRequired": "Aameldig erforderlich"
+}
diff --git a/materialious/src/lib/i18n/locales/ja.json b/materialious/src/lib/i18n/locales/ja.json
index 0cfaf403..b64f1b28 100644
--- a/materialious/src/lib/i18n/locales/ja.json
+++ b/materialious/src/lib/i18n/locales/ja.json
@@ -98,10 +98,10 @@
         "addToPlaylist": "再生リストに追加",
         "defaultLanguage": "既定の言語",
         "retryText": "動画の読み込みに失敗。どう続けますか？",
-        "enableYoutubejsTemp": "一度だけ動画への代替接続で直接接続",
-        "enableYoutubejsPerm": "常に動画への代替接続で直接接続",
-        "youtubeJsFallBack": "動画への代替接続で直接接続を使用",
-        "youtubeJsLoading": "動画の読み込みに失敗。動画への代替接続で直接接続を試みます。"
+        "enableYoutubejsTemp": "一度だけ動画への直接接続に切り替え",
+        "enableYoutubejsPerm": "常に動画への接続エラーで直接接続を許可",
+        "youtubeJsFallBack": "動画接続エラー 直接接続に切替",
+        "youtubeJsLoading": "動画の読み込みに失敗。動画への直接接続に切り替えます。"
     },
     "layout": {
         "interface": "外観",
@@ -132,7 +132,7 @@
         "expandComments": "最初からコメント展開",
         "allowInsecureRequests": "安全でないリクエストの許可",
         "dataPreferences": {
-            "content": "登録チャンネルのインポート/エクスポート、パスワード変更、アカウント削除ですか？ここをクリックし、ページの一番下までスクロール。",
+            "content": "登録チャンネルのインポートやエクスポート、パスワード変更、アカウント削除ですか？ここをクリックし、ページの一番下までスクロールしてください。",
             "dataPreferences": "データ設定"
         },
         "player": {
@@ -142,19 +142,19 @@
             "savePlaybackPosition": "再生位置を記憶",
             "ccByDefault": "最初から字幕表示",
             "theatreModeByDefault": "最初からシアターモード",
-            "autoPlayNextByDefault": "最初から自動で次の動画",
+            "autoPlayNextByDefault": "最初から「次の動画を自動再生」を有効化",
             "miniPlayer": "ミニプレイヤー",
             "proxyVideos": "動画のプロキシ",
             "backgroundPlay": "バックグラウンドで音声を再生",
             "dash": "DASH",
             "listenByDefault": "最初から音声モード",
             "silenceSkipper": "無音部分を飛ばす (実験的)",
-            "localVideoFallback": "動画への代替接続で直接接続",
+            "localVideoFallback": "動画の接続エラーで直接接続に切替",
             "youtubeJsFallback": "失敗時に動画の代替処理を使用",
             "youtubeJsAlways": "常に使用",
             "lockOrientation": "アスペクト比と向きを固定",
             "defaultPlaybackSpeed": "既定の再生速度",
-            "playerStatistics": "最初かプレイヤー統計情報を表示"
+            "playerStatistics": "最初からプレイヤー統計情報を表示"
         },
         "bookmarklet": "ブックマーク",
         "instanceUrl": "インスタンスのURL",
@@ -175,9 +175,11 @@
             "thumbnailInstanceUrl": "サムネイル用のインスタンスのURL",
             "titleOnly": "題名のみ"
         },
-        "noNewNotifications": "新規の通知なし",
+        "noNewNotifications": "新着通知なし",
         "customize": "カスタマイズ"
     },
     "subscribe": "登録",
-    "invidiousBlockWarning": "Invidious は、現在Googleにブロックされています。このインスタンスで動画が読み込めない場合、{android} 版または {desktop} 版の Materialious でこのインスタンスを使用し、動画取得を直接行う代替接続を使ってください。"
+    "invidiousBlockWarning": "Invidious は、現在Googleにブロックされています。このインスタンスで動画が読み込めない場合、{android} 版または {desktop} 版の Materialious でこのインスタンスを使用し、動画取得を直接行う代替接続を使ってください。",
+    "reply": "返信",
+    "comments": "コメント"
 }
diff --git a/materialious/src/lib/patches/youtubejs.ts b/materialious/src/lib/patches/youtubejs.ts
index 3f37d336..c77086db 100644
--- a/materialious/src/lib/patches/youtubejs.ts
+++ b/materialious/src/lib/patches/youtubejs.ts
@@ -1,7 +1,6 @@
 import { androidPoTokenMinter } from '$lib/android/youtube/minter';
 import type {
 	AdaptiveFormats,
-	Captions,
 	Image,
 	StoryBoard,
 	Thumbnail,
@@ -78,6 +77,8 @@ export async function patchYoutubeJs(videoId: string): Promise<VideoPlay> {
 		throw new Error('Unable to pull video info from youtube.js');
 	}
 
+	console.log(video);
+
 	let dashUri: string | undefined;
 
 	if (video.streaming_data) {
@@ -98,7 +99,7 @@ export async function patchYoutubeJs(videoId: string): Promise<VideoPlay> {
 				? video.streaming_data.hls_manifest_url // HLS is preferred for DVR streams.
 				: `${video.streaming_data.dash_manifest_url}/mpd_version/7`;
 		} else {
-			dashUri = `data:application/dash+xml;base64,${btoa(await video.toDash({ captions_format: 'vtt' }))}`;
+			dashUri = `data:application/dash+xml;base64,${btoa(await video.toDash({ manifest_options: { captions_format: 'vtt' } }))}`;
 		}
 	}
 
@@ -116,20 +117,30 @@ export async function patchYoutubeJs(videoId: string): Promise<VideoPlay> {
 
 	const recommendedVideos: VideoBase[] = [];
 	video.watch_next_feed?.forEach((recommended: Record<string, any>) => {
-		if (!recommended.title) {
+		if (
+			!recommended.metadata.title.text ||
+			recommended.content_type !== 'VIDEO' ||
+			!recommended.metadata.metadata.metadata_rows ||
+			recommended.metadata.metadata.metadata_rows.length < 2
+		) {
 			return;
 		}
 
 		recommendedVideos.push({
-			videoThumbnails: (recommended?.thumbnails as Thumbnail[]) || [],
-			videoId: recommended?.id || '',
-			title: recommended?.title?.toString() || '',
-			viewCountText: recommended.view_count
-				? numberWithCommas(Number(recommended?.view_count.toString().replace(/\D/g, ''))) || ''
+			videoThumbnails: (recommended?.content_image?.image as Thumbnail[]) || [],
+			videoId: recommended?.content_id || '',
+			title: recommended.metadata.title?.text || '',
+			viewCountText: recommended.metadata.metadata.metadata_rows[1]?.metadata_parts[0]
+				? recommended.metadata.metadata.metadata_rows[1]?.metadata_parts[0]?.text.text?.replace(
+						'views',
+						''
+					)
 				: '',
 			lengthSeconds: recommended?.duration?.seconds || 0,
-			author: recommended?.author?.name || '',
-			authorId: recommended?.author?.id || ''
+			author: recommended.metadata.metadata.metadata_rows[0]?.metadata_parts[0]?.text.text || '',
+			authorId:
+				recommended.metadata?.image?.renderer_context?.command_context?.on_tap.payload?.browseId ||
+				''
 		});
 	});
 
@@ -202,7 +213,7 @@ export async function patchYoutubeJs(videoId: string): Promise<VideoPlay> {
 		videoThumbnails: video.basic_info.thumbnail as Thumbnail[],
 		author: video.basic_info.author || 'Unknown',
 		lengthSeconds: video.basic_info.duration || 0,
-		subCountText: '',
+		subCountText: video.secondary_info.owner?.subscriber_count.text || '',
 		keywords: video.basic_info.keywords || [],
 		allowedRegions: [],
 		ytjs: {
diff --git a/materialious/src/lib/store.ts b/materialious/src/lib/store.ts
index 2de2682a..48b32947 100644
--- a/materialious/src/lib/store.ts
+++ b/materialious/src/lib/store.ts
@@ -92,6 +92,7 @@ export const interfaceDisplayThumbnailAvatars = persisted('disableThumbnailAvata
 export const interfaceDefaultPage = persisted('defaultPage', '/');
 export const interfaceSearchHistoryEnabled = persisted('searchHistoryEnabled', false);
 export const interfaceAllowInsecureRequests = persisted('allowInsecureRequests', false);
+export const interfaceDisableAutoUpdate = persisted('disableAutoUpdate', false)
 
 export const sponsorBlockStore = persisted('sponsorBlock', true);
 export const sponsorBlockUrlStore: Writable<string | null | undefined> = persisted(
diff --git a/update_versions.py b/update_versions.py
index bc45c1c9..34ce3310 100644
--- a/update_versions.py
+++ b/update_versions.py
@@ -3,7 +3,7 @@ import os
 import re
 from datetime import datetime
 
-LATEST_VERSION = "1.9.20"
+LATEST_VERSION = "1.9.21"
 RELEASE_DATE = datetime.now().strftime("%Y-%-m-%d")  # Format: YYYY-M-D
 
 WORKING_DIR = os.path.join(os.path.dirname(os.path.realpath(__file__)), "materialious")