diff --git a/lib/l10n/arb/app_zh_CN.arb b/lib/l10n/arb/app_zh_CN.arb
index 457c38f3..199d78a8 100644
--- a/lib/l10n/arb/app_zh_CN.arb
+++ b/lib/l10n/arb/app_zh_CN.arb
@@ -430,6 +430,10 @@
   "@optionsSpotifyWarning": {
     "description": "Info about Spotify API requirement"
   },
+  "optionsSpotifyDeprecationWarning": "Spotify search will be deprecated on March 3, 2026 due to Spotify API changes. Please switch to Deezer.",
+  "@optionsSpotifyDeprecationWarning": {
+    "description": "Warning about Spotify API deprecation"
+  },
   "extensionsTitle": "Extensions",
   "@extensionsTitle": {
     "description": "Extensions page title"
@@ -2498,6 +2502,10 @@
   "@qualityNote": {
     "description": "Note about quality availability"
   },
+  "youtubeQualityNote": "YouTube provides lossy audio only. Not part of lossless fallback.",
+  "@youtubeQualityNote": {
+    "description": "Note for YouTube service explaining lossy-only quality"
+  },
   "downloadAskBeforeDownload": "Ask Before Download",
   "@downloadAskBeforeDownload": {
     "description": "Setting - show quality picker"
@@ -2514,6 +2522,18 @@
   "@downloadAlbumFolderStructure": {
     "description": "Setting - album folder organization"
   },
+  "downloadUseAlbumArtistForFolders": "Use Album Artist for folders",
+  "@downloadUseAlbumArtistForFolders": {
+    "description": "Setting - choose whether artist folders use Album Artist or Track Artist"
+  },
+  "downloadUseAlbumArtistForFoldersAlbumSubtitle": "Artist folders use Album Artist when available",
+  "@downloadUseAlbumArtistForFoldersAlbumSubtitle": {
+    "description": "Subtitle when Album Artist is used for folder naming"
+  },
+  "downloadUseAlbumArtistForFoldersTrackSubtitle": "Artist folders use Track Artist only",
+  "@downloadUseAlbumArtistForFoldersTrackSubtitle": {
+    "description": "Subtitle when Track Artist is used for folder naming"
+  },
   "downloadSaveFormat": "Save Format",
   "@downloadSaveFormat": {
     "description": "Setting - output file format"
@@ -2816,6 +2836,14 @@
   "@recentTypePlaylist": {
     "description": "Recent access item type - playlist"
   },
+  "recentEmpty": "No recent items yet",
+  "@recentEmpty": {
+    "description": "Empty state text for recent access list"
+  },
+  "recentShowAllDownloads": "Show All Downloads",
+  "@recentShowAllDownloads": {
+    "description": "Button label to unhide hidden downloads in recent access"
+  },
   "recentPlaylistInfo": "Playlist: {name}",
   "@recentPlaylistInfo": {
     "description": "Snackbar message when tapping playlist in recent access",
@@ -2990,6 +3018,14 @@
   "@settingsLocalLibrarySubtitle": {
     "description": "Subtitle for local library settings"
   },
+  "settingsCache": "Storage & Cache",
+  "@settingsCache": {
+    "description": "Settings menu item - cache management"
+  },
+  "settingsCacheSubtitle": "View size and clear cached data",
+  "@settingsCacheSubtitle": {
+    "description": "Subtitle for cache management menu"
+  },
   "libraryTitle": "Local Library",
   "@libraryTitle": {
     "description": "Library settings page title"
@@ -3516,5 +3552,257 @@
   "cleanupOrphanedDownloadsNone": "No orphaned entries found",
   "@cleanupOrphanedDownloadsNone": {
     "description": "Snackbar when no orphans found"
+  },
+  "cacheTitle": "Storage & Cache",
+  "@cacheTitle": {
+    "description": "Cache management page title"
+  },
+  "cacheSummaryTitle": "Cache overview",
+  "@cacheSummaryTitle": {
+    "description": "Heading for cache summary card"
+  },
+  "cacheSummarySubtitle": "Clearing cache will not remove downloaded music files.",
+  "@cacheSummarySubtitle": {
+    "description": "Helper text for cache summary card"
+  },
+  "cacheEstimatedTotal": "Estimated cache usage: {size}",
+  "@cacheEstimatedTotal": {
+    "description": "Total cache size shown in summary",
+    "placeholders": {
+      "size": {
+        "type": "String"
+      }
+    }
+  },
+  "cacheSectionStorage": "Cached Data",
+  "@cacheSectionStorage": {
+    "description": "Section header for cache entries"
+  },
+  "cacheSectionMaintenance": "Maintenance",
+  "@cacheSectionMaintenance": {
+    "description": "Section header for cleanup actions"
+  },
+  "cacheAppDirectory": "App cache directory",
+  "@cacheAppDirectory": {
+    "description": "Cache item title for app cache directory"
+  },
+  "cacheAppDirectoryDesc": "HTTP responses, WebView data, and other temporary app data.",
+  "@cacheAppDirectoryDesc": {
+    "description": "Description of what app cache directory contains"
+  },
+  "cacheTempDirectory": "Temporary directory",
+  "@cacheTempDirectory": {
+    "description": "Cache item title for temporary files directory"
+  },
+  "cacheTempDirectoryDesc": "Temporary files from downloads and audio conversion.",
+  "@cacheTempDirectoryDesc": {
+    "description": "Description of what temporary directory contains"
+  },
+  "cacheCoverImage": "Cover image cache",
+  "@cacheCoverImage": {
+    "description": "Cache item title for persistent cover images"
+  },
+  "cacheCoverImageDesc": "Downloaded album and track cover art. Will re-download when viewed.",
+  "@cacheCoverImageDesc": {
+    "description": "Description of what cover image cache contains"
+  },
+  "cacheLibraryCover": "Library cover cache",
+  "@cacheLibraryCover": {
+    "description": "Cache item title for local library cover art images"
+  },
+  "cacheLibraryCoverDesc": "Cover art extracted from local music files. Will re-extract on next scan.",
+  "@cacheLibraryCoverDesc": {
+    "description": "Description of what library cover cache contains"
+  },
+  "cacheExploreFeed": "Explore feed cache",
+  "@cacheExploreFeed": {
+    "description": "Cache item title for explore home feed cache"
+  },
+  "cacheExploreFeedDesc": "Explore tab content (new releases, trending). Will refresh on next visit.",
+  "@cacheExploreFeedDesc": {
+    "description": "Description of what explore feed cache contains"
+  },
+  "cacheTrackLookup": "Track lookup cache",
+  "@cacheTrackLookup": {
+    "description": "Cache item title for track ID lookup cache"
+  },
+  "cacheTrackLookupDesc": "Spotify/Deezer track ID lookups. Clearing may slow next few searches.",
+  "@cacheTrackLookupDesc": {
+    "description": "Description of what track lookup cache contains"
+  },
+  "cacheCleanupUnusedDesc": "Remove orphaned download history and library entries for missing files.",
+  "@cacheCleanupUnusedDesc": {
+    "description": "Description of what cleanup unused data does"
+  },
+  "cacheNoData": "No cached data",
+  "@cacheNoData": {
+    "description": "Label when cache category has no data"
+  },
+  "cacheSizeWithFiles": "{size} in {count} files",
+  "@cacheSizeWithFiles": {
+    "description": "Cache size and file count",
+    "placeholders": {
+      "size": {
+        "type": "String"
+      },
+      "count": {
+        "type": "int"
+      }
+    }
+  },
+  "cacheSizeOnly": "{size}",
+  "@cacheSizeOnly": {
+    "description": "Cache size only",
+    "placeholders": {
+      "size": {
+        "type": "String"
+      }
+    }
+  },
+  "cacheEntries": "{count} entries",
+  "@cacheEntries": {
+    "description": "Track cache entry count",
+    "placeholders": {
+      "count": {
+        "type": "int"
+      }
+    }
+  },
+  "cacheClearSuccess": "Cleared: {target}",
+  "@cacheClearSuccess": {
+    "description": "Snackbar after clearing selected cache",
+    "placeholders": {
+      "target": {
+        "type": "String"
+      }
+    }
+  },
+  "cacheClearConfirmTitle": "Clear cache?",
+  "@cacheClearConfirmTitle": {
+    "description": "Dialog title before clearing one cache category"
+  },
+  "cacheClearConfirmMessage": "This will clear cached data for {target}. Downloaded music files will not be deleted.",
+  "@cacheClearConfirmMessage": {
+    "description": "Dialog message before clearing selected cache",
+    "placeholders": {
+      "target": {
+        "type": "String"
+      }
+    }
+  },
+  "cacheClearAllConfirmTitle": "Clear all cache?",
+  "@cacheClearAllConfirmTitle": {
+    "description": "Dialog title before clearing all caches"
+  },
+  "cacheClearAllConfirmMessage": "This will clear all cache categories on this page. Downloaded music files will not be deleted.",
+  "@cacheClearAllConfirmMessage": {
+    "description": "Dialog message before clearing all caches"
+  },
+  "cacheClearAll": "Clear all cache",
+  "@cacheClearAll": {
+    "description": "Button label to clear all caches"
+  },
+  "cacheCleanupUnused": "Cleanup unused data",
+  "@cacheCleanupUnused": {
+    "description": "Action title for cleaning unused entries"
+  },
+  "cacheCleanupUnusedSubtitle": "Remove orphaned download history and missing library entries",
+  "@cacheCleanupUnusedSubtitle": {
+    "description": "Subtitle for cleanup unused data action"
+  },
+  "cacheCleanupResult": "Cleanup completed: {downloadCount} orphaned downloads, {libraryCount} missing library entries",
+  "@cacheCleanupResult": {
+    "description": "Snackbar after unused data cleanup",
+    "placeholders": {
+      "downloadCount": {
+        "type": "int"
+      },
+      "libraryCount": {
+        "type": "int"
+      }
+    }
+  },
+  "cacheRefreshStats": "Refresh stats",
+  "@cacheRefreshStats": {
+    "description": "Button label to refresh cache statistics"
+  },
+  "trackSaveCoverArt": "Save Cover Art",
+  "@trackSaveCoverArt": {
+    "description": "Menu action - save album cover art as file"
+  },
+  "trackSaveCoverArtSubtitle": "Save album art as .jpg file",
+  "@trackSaveCoverArtSubtitle": {
+    "description": "Subtitle for save cover art action"
+  },
+  "trackSaveLyrics": "Save Lyrics (.lrc)",
+  "@trackSaveLyrics": {
+    "description": "Menu action - save lyrics as .lrc file"
+  },
+  "trackSaveLyricsSubtitle": "Fetch and save lyrics as .lrc file",
+  "@trackSaveLyricsSubtitle": {
+    "description": "Subtitle for save lyrics action"
+  },
+  "trackReEnrich": "Re-enrich Metadata",
+  "@trackReEnrich": {
+    "description": "Menu action - re-embed metadata into audio file"
+  },
+  "trackReEnrichSubtitle": "Re-embed metadata without re-downloading",
+  "@trackReEnrichSubtitle": {
+    "description": "Subtitle for re-enrich metadata action"
+  },
+  "trackReEnrichOnlineSubtitle": "Search metadata online and embed into file",
+  "@trackReEnrichOnlineSubtitle": {
+    "description": "Subtitle for re-enrich metadata action for local items"
+  },
+  "trackEditMetadata": "Edit Metadata",
+  "@trackEditMetadata": {
+    "description": "Menu action - edit embedded metadata"
+  },
+  "trackCoverSaved": "Cover art saved to {fileName}",
+  "@trackCoverSaved": {
+    "description": "Snackbar after cover art saved",
+    "placeholders": {
+      "fileName": {
+        "type": "String"
+      }
+    }
+  },
+  "trackCoverNoSource": "No cover art source available",
+  "@trackCoverNoSource": {
+    "description": "Snackbar when no cover art URL or embedded cover"
+  },
+  "trackLyricsSaved": "Lyrics saved to {fileName}",
+  "@trackLyricsSaved": {
+    "description": "Snackbar after lyrics saved",
+    "placeholders": {
+      "fileName": {
+        "type": "String"
+      }
+    }
+  },
+  "trackReEnrichProgress": "Re-enriching metadata...",
+  "@trackReEnrichProgress": {
+    "description": "Snackbar while re-enriching metadata"
+  },
+  "trackReEnrichSearching": "Searching metadata online...",
+  "@trackReEnrichSearching": {
+    "description": "Snackbar while searching metadata from internet for local items"
+  },
+  "trackReEnrichSuccess": "Metadata re-enriched successfully",
+  "@trackReEnrichSuccess": {
+    "description": "Snackbar after successful re-enrichment"
+  },
+  "trackReEnrichFfmpegFailed": "FFmpeg metadata embed failed",
+  "@trackReEnrichFfmpegFailed": {
+    "description": "Snackbar when FFmpeg embed fails for MP3/Opus"
+  },
+  "trackSaveFailed": "Failed: {error}",
+  "@trackSaveFailed": {
+    "description": "Snackbar when save operation fails",
+    "placeholders": {
+      "error": {
+        "type": "String"
+      }
+    }
   }
 }
\ No newline at end of file