diff --git a/web/src/lib/settings/defaults.ts b/web/src/lib/settings/defaults.ts
index 49f44ac0..e629a306 100644
--- a/web/src/lib/settings/defaults.ts
+++ b/web/src/lib/settings/defaults.ts
@@ -2,7 +2,7 @@ import { defaultLocale } from "$lib/i18n/translations";
 import type { CobaltSettings } from "$lib/types/settings";
 
 const defaultSettings: CobaltSettings = {
-    schemaVersion: 2,
+    schemaVersion: 3,
     advanced: {
         debug: false,
     },
diff --git a/web/src/lib/state/settings.ts b/web/src/lib/state/settings.ts
index 0b69b86e..2bb6702e 100644
--- a/web/src/lib/state/settings.ts
+++ b/web/src/lib/state/settings.ts
@@ -4,11 +4,13 @@ import { merge } from 'ts-deepmerge';
 import type {
     PartialSettings,
     AllPartialSettingsWithSchema,
-    CobaltSettings
+    CobaltSettings,
+    CobaltSettingsV3
 } from '../types/settings';
-
+import { getBrowserLanguage } from '$lib/settings/youtube-lang';
 import { migrateOldSettings } from '../settings/migrate';
 import defaultSettings from '../settings/defaults';
+import type { RecursivePartial } from '$lib/types/generic';
 
 const updatePlausiblePreference = (settings: PartialSettings) => {
     if (settings.privacy?.disableAnalytics) {
@@ -29,7 +31,20 @@ const writeToStorage = (settings: PartialSettings) => {
 
 type Migrator = (s: AllPartialSettingsWithSchema) => AllPartialSettingsWithSchema;
 const migrations: Record<number, Migrator> = {
+    [3]: (settings: AllPartialSettingsWithSchema) => {
+        const out = settings as RecursivePartial<CobaltSettingsV3>;
+        out.schemaVersion = 3;
 
+        if (settings?.save && 'youtubeDubBrowserLang' in settings.save) {
+            if (settings.save.youtubeDubBrowserLang) {
+                out.save!.youtubeDubLang = getBrowserLanguage();
+            }
+
+            delete settings.save.youtubeDubBrowserLang;
+        }
+
+        return out as AllPartialSettingsWithSchema;
+    }
 }
 
 const migrate = (settings: AllPartialSettingsWithSchema): PartialSettings => {
@@ -65,7 +80,7 @@ export const loadFromString = (settings: string): PartialSettings => {
         return migrate(parsed);
     }
 
-    return parsed;
+    return parsed as PartialSettings;
 }
 
 let update: (_: Updater<PartialSettings>) => void;
@@ -106,4 +121,4 @@ export function resetSettings() {
 export default derived(
     storedSettings,
     $settings => mergeWithDefaults($settings)
-);
\ No newline at end of file
+);
diff --git a/web/src/lib/types/settings.ts b/web/src/lib/types/settings.ts
index 1a553c8a..fd9f31a5 100644
--- a/web/src/lib/types/settings.ts
+++ b/web/src/lib/types/settings.ts
@@ -1,11 +1,13 @@
 import type { RecursivePartial } from "$lib/types/generic";
 import type { CobaltSettingsV2 } from "./settings/v2";
+import type { CobaltSettingsV3 } from "./settings/v3";
 
 export * from "./settings/v2";
+export * from "./settings/v3";
 
-export type CobaltSettings = CobaltSettingsV2;
+export type CobaltSettings = CobaltSettingsV3;
 
-export type AnyCobaltSettings = CobaltSettings;
+export type AnyCobaltSettings = CobaltSettingsV2 | CobaltSettings;
 
 export type PartialSettings = RecursivePartial<CobaltSettings>;
 
diff --git a/web/src/lib/types/settings/v3.ts b/web/src/lib/types/settings/v3.ts
new file mode 100644
index 00000000..fb376d8e
--- /dev/null
+++ b/web/src/lib/types/settings/v3.ts
@@ -0,0 +1,9 @@
+import type { YoutubeLang } from "$lib/settings/youtube-lang";
+import { type CobaltSettingsV2 } from "./v2";
+
+export type CobaltSettingsV3 = Omit<CobaltSettingsV2, 'schemaVersion' | 'save'> & {
+    schemaVersion: 3,
+    save: Omit<CobaltSettingsV2['save'], 'youtubeDubBrowserLang'> & {
+        youtubeDubLang: YoutubeLang;
+    };
+};