lint: enforce unawaited_futures, prefer_final_locals, etc.

analysis_options.yaml

@@ -7,6 +7,16 @@ analyzer:
   plugins:
     - dart_code_linter
 
+linter:
+  rules:
+    unawaited_futures: true
+    cancel_subscriptions: true
+    close_sinks: true
+    use_super_parameters: true
+    prefer_final_locals: true
+    prefer_final_in_for_each: true
+    avoid_print: true
+
 dart_code_linter:
   extends:
     - package:dart_code_linter/presets/recommended.yaml

lib/main.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 import 'dart:io' show Platform, ProcessInfo;
 import 'dart:ui' show AppExitResponse;
 import 'package:flutter/foundation.dart';
+// ignore: depend_on_referenced_packages
 import 'package:shared_preferences_foundation/shared_preferences_foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/gestures.dart';
@@ -138,7 +139,7 @@ Future<void> _bootstrapApp() async {
   final savedLocale = settings.read(SettingsService.appLocale);
 
   // Initialize localization with saved locale
-  LocaleSettings.setLocale(savedLocale);
+  unawaited(LocaleSettings.setLocale(savedLocale));
 
   // Needed for formatting dates in different locales
   await initializeDateFormatting(savedLocale.languageCode, null);
@@ -212,7 +213,7 @@ Future<void> _bootstrapApp() async {
 
   // Desktop-only services
   if (PlatformDetector.isDesktopOS()) {
-    DiscordRPCService.instance.initialize();
+    unawaited(DiscordRPCService.instance.initialize());
   }
 
   // Trakt scrobble service (all platforms)
@@ -251,7 +252,7 @@ FutureOr<SentryEvent?> _beforeSend(SentryEvent event, Hint _) {
   if (instance != null && !instance.read(SettingsService.crashReporting)) return null;
 
   // Drop unactionable errors
-  var exceptions = event.exceptions;
+  final exceptions = event.exceptions;
   if (exceptions != null) {
     bool shouldDrop(SentryException e) {
       final v = e.value;
@@ -917,7 +918,7 @@ class _SetupScreenState extends State<SetupScreen> {
     // Check network connectivity early to fast-path airplane mode.
     // Timeout guards against connectivity_plus hanging on some Android TV devices after force-close.
     bool hasNetwork;
-    Sentry.addBreadcrumb(Breadcrumb(message: 'Checking network connectivity', category: 'setup'));
+    unawaited(Sentry.addBreadcrumb(Breadcrumb(message: 'Checking network connectivity', category: 'setup')));
     try {
       final connectivityResult = await Connectivity().checkConnectivity().timeout(
         const Duration(seconds: 3),
@@ -929,7 +930,9 @@ class _SetupScreenState extends State<SetupScreen> {
       hasNetwork = true;
     }
 
-    Sentry.addBreadcrumb(Breadcrumb(message: 'Network check done: hasNetwork=$hasNetwork', category: 'setup'));
+    unawaited(
+      Sentry.addBreadcrumb(Breadcrumb(message: 'Network check done: hasNetwork=$hasNetwork', category: 'setup')),
+    );
 
     if (hasNetwork) {
       _setStatus(t.common.refreshingServers);
@@ -941,7 +944,7 @@ class _SetupScreenState extends State<SetupScreen> {
       if (refreshResult == ServerRefreshResult.authError) {
         await storage.clearCredentials();
         if (mounted) {
-          Navigator.pushReplacement(context, fadeRoute(const AuthScreen()));
+          unawaited(Navigator.pushReplacement(context, fadeRoute(const AuthScreen())));
         }
         return;
       }
@@ -954,7 +957,7 @@ class _SetupScreenState extends State<SetupScreen> {
 
     if (servers.isEmpty) {
       if (mounted) {
-        Navigator.pushReplacement(context, fadeRoute(const AuthScreen()));
+        unawaited(Navigator.pushReplacement(context, fadeRoute(const AuthScreen())));
       }
       return;
     }
@@ -966,11 +969,13 @@ class _SetupScreenState extends State<SetupScreen> {
       _setStatus(t.common.startingOfflineMode);
       await context.read<DownloadProvider>().ensureInitialized();
       if (!mounted) return;
-      Navigator.pushReplacement(context, fadeRoute(const MainScreen(isOfflineMode: true)));
+      unawaited(Navigator.pushReplacement(context, fadeRoute(const MainScreen(isOfflineMode: true))));
       return;
     }
 
-    Sentry.addBreadcrumb(Breadcrumb(message: 'Connecting to ${servers.length} server(s)', category: 'setup'));
+    unawaited(
+      Sentry.addBreadcrumb(Breadcrumb(message: 'Connecting to ${servers.length} server(s)', category: 'setup')),
+    );
     _setStatus(t.common.connectingToServers);
 
     // Populate per-server status for splash display
@@ -1006,16 +1011,18 @@ class _SetupScreenState extends State<SetupScreen> {
       if (result.hasConnections && result.firstClient != null) {
         // Resume any downloads that were interrupted by app kill
         final downloadProvider = context.read<DownloadProvider>();
+        unawaited(
           downloadProvider.ensureInitialized().then((_) {
             downloadProvider.resumeQueuedDownloads(result.firstClient!);
-        });
+          }),
+        );
 
-        Navigator.pushReplacement(context, fadeRoute(MainScreen(client: result.firstClient!)));
+        unawaited(Navigator.pushReplacement(context, fadeRoute(MainScreen(client: result.firstClient!))));
       } else {
         _setStatus(t.common.startingOfflineMode);
         await context.read<DownloadProvider>().ensureInitialized();
         if (!mounted) return;
-        Navigator.pushReplacement(context, fadeRoute(const MainScreen(isOfflineMode: true)));
+        unawaited(Navigator.pushReplacement(context, fadeRoute(const MainScreen(isOfflineMode: true))));
       }
     } catch (e, stackTrace) {
       appLogger.e('Error during multi-server connection', error: e, stackTrace: stackTrace);
@@ -1024,7 +1031,7 @@ class _SetupScreenState extends State<SetupScreen> {
         _setStatus(t.common.startingOfflineMode);
         await context.read<DownloadProvider>().ensureInitialized();
         if (!mounted) return;
-        Navigator.pushReplacement(context, fadeRoute(const MainScreen(isOfflineMode: true)));
+        unawaited(Navigator.pushReplacement(context, fadeRoute(const MainScreen(isOfflineMode: true))));
       }
     }
   }

lib/models/companion_remote/remote_session.g.dart

@@ -10,16 +10,11 @@ RemoteDevice _$RemoteDeviceFromJson(Map<String, dynamic> json) => RemoteDevice(
   id: json['id'] as String,
   name: json['name'] as String,
   platform: json['platform'] as String,
-  connectedAt: json['connectedAt'] == null
+  connectedAt: json['connectedAt'] == null ? null : DateTime.parse(json['connectedAt'] as String),
-      ? null
+  capabilities: (json['capabilities'] as Map<String, dynamic>?)?.map((k, e) => MapEntry(k, e as bool)),
-      : DateTime.parse(json['connectedAt'] as String),
-  capabilities: (json['capabilities'] as Map<String, dynamic>?)?.map(
-    (k, e) => MapEntry(k, e as bool),
-  ),
 );
 
-Map<String, dynamic> _$RemoteDeviceToJson(RemoteDevice instance) =>
+Map<String, dynamic> _$RemoteDeviceToJson(RemoteDevice instance) => <String, dynamic>{
-    <String, dynamic>{
   'id': instance.id,
   'name': instance.name,
   'platform': instance.platform,
@@ -27,13 +22,8 @@ Map<String, dynamic> _$RemoteDeviceToJson(RemoteDevice instance) =>
   'capabilities': instance.capabilities,
 };
 
-RemoteSession _$RemoteSessionFromJson(Map<String, dynamic> json) =>
+RemoteSession _$RemoteSessionFromJson(Map<String, dynamic> json) => RemoteSession(
-    RemoteSession(
+  role: $enumDecode(_$RemoteSessionRoleEnumMap, json['role'], unknownValue: RemoteSessionRole.remote),
-      role: $enumDecode(
-        _$RemoteSessionRoleEnumMap,
-        json['role'],
-        unknownValue: RemoteSessionRole.remote,
-      ),
   status:
       $enumDecodeNullable(
         _$RemoteSessionStatusEnumMap,
@@ -43,17 +33,12 @@ RemoteSession _$RemoteSessionFromJson(Map<String, dynamic> json) =>
       RemoteSessionStatus.disconnected,
   connectedDevice: json['connectedDevice'] == null
       ? null
-          : RemoteDevice.fromJson(
+      : RemoteDevice.fromJson(json['connectedDevice'] as Map<String, dynamic>),
-              json['connectedDevice'] as Map<String, dynamic>,
+  createdAt: json['createdAt'] == null ? null : DateTime.parse(json['createdAt'] as String),
-            ),
-      createdAt: json['createdAt'] == null
-          ? null
-          : DateTime.parse(json['createdAt'] as String),
   errorMessage: json['errorMessage'] as String?,
 );
 
-Map<String, dynamic> _$RemoteSessionToJson(RemoteSession instance) =>
+Map<String, dynamic> _$RemoteSessionToJson(RemoteSession instance) => <String, dynamic>{
-    <String, dynamic>{
   'role': _$RemoteSessionRoleEnumMap[instance.role]!,
   'status': _$RemoteSessionStatusEnumMap[instance.status]!,
   'connectedDevice': instance.connectedDevice,
@@ -61,10 +46,7 @@ Map<String, dynamic> _$RemoteSessionToJson(RemoteSession instance) =>
   'errorMessage': instance.errorMessage,
 };
 
-const _$RemoteSessionRoleEnumMap = {
+const _$RemoteSessionRoleEnumMap = {RemoteSessionRole.host: 'host', RemoteSessionRole.remote: 'remote'};
-  RemoteSessionRole.host: 'host',
-  RemoteSessionRole.remote: 'remote',
-};
 
 const _$RemoteSessionStatusEnumMap = {
   RemoteSessionStatus.disconnected: 'disconnected',

lib/models/play_queue_response.g.dart

@@ -6,21 +6,15 @@ part of 'play_queue_response.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-PlayQueueResponse _$PlayQueueResponseFromJson(Map<String, dynamic> json) =>
+PlayQueueResponse _$PlayQueueResponseFromJson(Map<String, dynamic> json) => PlayQueueResponse(
-    PlayQueueResponse(
   playQueueID: (json['playQueueID'] as num).toInt(),
-      playQueueSelectedItemID: (json['playQueueSelectedItemID'] as num?)
+  playQueueSelectedItemID: (json['playQueueSelectedItemID'] as num?)?.toInt(),
-          ?.toInt(),
+  playQueueSelectedItemOffset: (json['playQueueSelectedItemOffset'] as num?)?.toInt(),
-      playQueueSelectedItemOffset: (json['playQueueSelectedItemOffset'] as num?)
+  playQueueSelectedMetadataItemID: json['playQueueSelectedMetadataItemID'] as String?,
-          ?.toInt(),
-      playQueueSelectedMetadataItemID:
-          json['playQueueSelectedMetadataItemID'] as String?,
   playQueueShuffled: flexibleBool(json['playQueueShuffled']),
   playQueueSourceURI: json['playQueueSourceURI'] as String?,
   playQueueTotalCount: (json['playQueueTotalCount'] as num?)?.toInt(),
   playQueueVersion: (json['playQueueVersion'] as num).toInt(),
   size: (json['size'] as num?)?.toInt(),
-      items: (json['Metadata'] as List<dynamic>?)
+  items: (json['Metadata'] as List<dynamic>?)?.map((e) => PlexMetadata.fromJson(e as Map<String, dynamic>)).toList(),
-          ?.map((e) => PlexMetadata.fromJson(e as Map<String, dynamic>))
-          .toList(),
 );

lib/models/plex_home.g.dart

@@ -13,11 +13,7 @@ PlexHome _$PlexHomeFromJson(Map<String, dynamic> json) => PlexHome(
   guestUserUUID: json['guestUserUUID'] as String? ?? '',
   guestEnabled: json['guestEnabled'] as bool? ?? false,
   subscription: json['subscription'] as bool? ?? false,
-  users:
+  users: (json['users'] as List<dynamic>?)?.map((e) => PlexHomeUser.fromJson(e as Map<String, dynamic>)).toList() ?? [],
-      (json['users'] as List<dynamic>?)
-          ?.map((e) => PlexHomeUser.fromJson(e as Map<String, dynamic>))
-          .toList() ??
-      [],
 );
 
 Map<String, dynamic> _$PlexHomeToJson(PlexHome instance) => <String, dynamic>{

lib/models/plex_home_user.g.dart

@@ -22,8 +22,7 @@ PlexHomeUser _$PlexHomeUserFromJson(Map<String, dynamic> json) => PlexHomeUser(
   protected: json['protected'] as bool? ?? false,
 );
 
-Map<String, dynamic> _$PlexHomeUserToJson(PlexHomeUser instance) =>
+Map<String, dynamic> _$PlexHomeUserToJson(PlexHomeUser instance) => <String, dynamic>{
-    <String, dynamic>{
   'id': instance.id,
   'uuid': instance.uuid,
   'title': instance.title,

lib/models/plex_library.g.dart

@@ -19,8 +19,7 @@ PlexLibrary _$PlexLibraryFromJson(Map<String, dynamic> json) => PlexLibrary(
   hidden: (json['hidden'] as num?)?.toInt(),
 );
 
-Map<String, dynamic> _$PlexLibraryToJson(PlexLibrary instance) =>
+Map<String, dynamic> _$PlexLibraryToJson(PlexLibrary instance) => <String, dynamic>{
-    <String, dynamic>{
   'key': instance.key,
   'title': instance.title,
   'type': instance.type,

lib/models/plex_metadata.dart

@@ -413,7 +413,7 @@ class PlexMetadata with MultiServerFields {
     final images = json['Image'] as List?;
     if (images == null) return null;
 
-    for (var image in images) {
+    for (final image in images) {
       if (image is Map && image['type'] == imageType) {
         return image['url'] as String?;
       }

lib/models/plex_metadata.g.dart

@@ -42,9 +42,7 @@ PlexMetadata _$PlexMetadataFromJson(Map<String, dynamic> json) => PlexMetadata(
   leafCount: (json['leafCount'] as num?)?.toInt(),
   viewedLeafCount: (json['viewedLeafCount'] as num?)?.toInt(),
   childCount: flexibleInt(json['childCount']),
-  role: (json['Role'] as List<dynamic>?)
+  role: (json['Role'] as List<dynamic>?)?.map((e) => PlexRole.fromJson(e as Map<String, dynamic>)).toList(),
-      ?.map((e) => PlexRole.fromJson(e as Map<String, dynamic>))
-      .toList(),
   mediaVersions: (json['Media'] as List<dynamic>?)
       ?.map((e) => PlexMediaVersion.fromJson(e as Map<String, dynamic>))
       .toList(),
@@ -76,8 +74,7 @@ PlexMetadata _$PlexMetadataFromJson(Map<String, dynamic> json) => PlexMetadata(
   backgroundSquare: json['backgroundSquare'] as String?,
 );
 
-Map<String, dynamic> _$PlexMetadataToJson(PlexMetadata instance) =>
+Map<String, dynamic> _$PlexMetadataToJson(PlexMetadata instance) => <String, dynamic>{
-    <String, dynamic>{
   'ratingKey': instance.ratingKey,
   'key': instance.key,
   'guid': instance.guid,

lib/models/plex_playlist.g.dart

@@ -26,8 +26,7 @@ PlexPlaylist _$PlexPlaylistFromJson(Map<String, dynamic> json) => PlexPlaylist(
   thumb: json['thumb'] as String?,
 );
 
-Map<String, dynamic> _$PlexPlaylistToJson(PlexPlaylist instance) =>
+Map<String, dynamic> _$PlexPlaylistToJson(PlexPlaylist instance) => <String, dynamic>{
-    <String, dynamic>{
   'ratingKey': instance.ratingKey,
   'key': instance.key,
   'type': instance.type,

lib/mpv/player/player_base.dart

@@ -351,7 +351,7 @@ abstract class PlayerBase with PlayerStreamControllersMixin implements Player {
           3 => 'quit',
           4 => 'error',
           5 => 'redirect',
-          String s => s,
+          final String s => s,
           _ => null,
         };
         if (reason == 'eof') {

lib/providers/companion_remote_provider.dart

@@ -188,7 +188,7 @@ class CompanionRemoteProvider with ChangeNotifier {
   /// Stop the host server and LAN broadcasting.
   Future<void> stopHostServer() async {
     _intentionalDisconnect = true;
-    _discoveryService?.stopBroadcasting();
+    await _discoveryService?.stopBroadcasting();
 
     if (_peerService != null) {
       await _peerService!.disconnect();

lib/providers/libraries_provider.dart

@@ -126,7 +126,7 @@ class LibrariesProvider extends ChangeNotifier {
     }
 
     // Create a map for quick lookup
-    final libraryMap = {for (var lib in libraries) lib.globalKey: lib};
+    final libraryMap = {for (final lib in libraries) lib.globalKey: lib};
 
     // Build ordered list based on saved order
     final orderedLibraries = <PlexLibrary>[];

lib/screens/auth_screen.dart

@@ -51,7 +51,7 @@ class _AuthScreenState extends State<AuthScreen> {
       setState(() {
         _useQrFlow = true;
       });
-      _startAuthentication();
+      unawaited(_startAuthentication());
     }
   }
 
@@ -115,7 +115,7 @@ class _AuthScreenState extends State<AuthScreen> {
       await profileFuture;
 
       if (!mounted) return;
-      Navigator.pushReplacement(context, fadeRoute(MainScreen(client: result.firstClient!)));
+      unawaited(Navigator.pushReplacement(context, fadeRoute(MainScreen(client: result.firstClient!))));
     } catch (e) {
       appLogger.e('Failed to connect to servers', error: e);
       if (!mounted) return;

lib/screens/discover_screen.dart

@@ -416,8 +416,8 @@ class _DiscoverScreenState extends State<DiscoverScreen>
 
     // Center the active dot when possible
     final center = _currentHeroIndex;
-    int start = (center - 2).clamp(0, totalDots - 5);
+    final int start = (center - 2).clamp(0, totalDots - 5);
-    int end = start + 4; // 5 dots total (0-4 inclusive)
+    final int end = start + 4; // 5 dots total (0-4 inclusive)
 
     return (start: start, end: end);
   }
@@ -461,6 +461,7 @@ class _DiscoverScreenState extends State<DiscoverScreen>
       // Get hidden libraries for filtering
       final hiddenLibrariesProvider = Provider.of<HiddenLibrariesProvider>(context, listen: false);
       await hiddenLibrariesProvider.ensureInitialized();
+      if (!mounted) return;
       _lastSeenHiddenKeys = Set.of(hiddenLibrariesProvider.hiddenLibraryKeys);
 
       // Get settings for hub mode preference (ensure initialized before accessing)
@@ -509,7 +510,7 @@ class _DiscoverScreenState extends State<DiscoverScreen>
 
       // Sync to Android TV Watch Next row
       if (Platform.isAndroid) {
-        _syncWatchNext(onDeck);
+        unawaited(_syncWatchNext(onDeck));
       }
 
       // Sync PageController to first page after OnDeck loads
@@ -622,7 +623,7 @@ class _DiscoverScreenState extends State<DiscoverScreen>
 
         // Sync to Android TV Watch Next row
         if (Platform.isAndroid) {
-          _syncWatchNext(onDeck);
+          unawaited(_syncWatchNext(onDeck));
         }
 
         appLogger.d('Continue Watching refreshed successfully');
@@ -806,9 +807,11 @@ class _DiscoverScreenState extends State<DiscoverScreen>
       playbackStateProvider.clearShuffle();
 
       if (mounted) {
+        unawaited(
           Navigator.of(
             context,
-        ).pushAndRemoveUntil(MaterialPageRoute(builder: (context) => const AuthScreen()), (route) => false);
+          ).pushAndRemoveUntil(MaterialPageRoute(builder: (context) => const AuthScreen()), (route) => false),
+        );
       }
     }
   }

lib/screens/libraries/libraries_screen.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:plezy/widgets/app_icon.dart';
@@ -174,7 +176,7 @@ class _LibrariesScreenState extends State<LibrariesScreen>
     }
 
     if (libraryGlobalKeyToLoad != null && mounted) {
-      _loadLibraryContent(libraryGlobalKeyToLoad);
+      unawaited(_loadLibraryContent(libraryGlobalKeyToLoad));
     }
   }
 
@@ -536,7 +538,7 @@ class _LibrariesScreenState extends State<LibrariesScreen>
             .toList();
 
         if (visibleLibraries.isNotEmpty) {
-          _loadLibraryContent(visibleLibraries.first.globalKey);
+          unawaited(_loadLibraryContent(visibleLibraries.first.globalKey));
         }
       }
     }
@@ -600,16 +602,16 @@ class _LibrariesScreenState extends State<LibrariesScreen>
 
     switch (action) {
       case 'scan':
-        _scanLibrary(library);
+        unawaited(_scanLibrary(library));
         break;
       case 'analyze':
-        _analyzeLibrary(library);
+        unawaited(_analyzeLibrary(library));
         break;
       case 'refresh':
-        _refreshLibraryMetadata(library);
+        unawaited(_refreshLibraryMetadata(library));
         break;
       case 'empty_trash':
-        _emptyLibraryTrash(library);
+        unawaited(_emptyLibraryTrash(library));
         break;
     }
   }

lib/screens/libraries/tabs/library_browse_tab.dart

@@ -611,8 +611,8 @@ class _LibraryBrowseTabState extends BaseLibraryTabState<PlexMetadata, LibraryBr
           final storage = await StorageService.getInstance();
           await storage.saveLibraryFilters(filters, sectionId: widget.library.globalKey);
 
-          _loadItems();
+          unawaited(_loadItems());
-          _loadFirstCharacters();
+          unawaited(_loadFirstCharacters());
         },
       ),
     );

lib/screens/livetv/live_tv_screen.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/material.dart';
 import 'package:material_symbols_icons/symbols.dart';
 import 'package:provider/provider.dart';
@@ -188,7 +190,7 @@ class _LiveTvScreenState extends State<LiveTvScreen>
       });
 
       // Load favorites from the first available server (favorites are cloud-synced)
-      _loadFavorites(multiServer);
+      unawaited(_loadFavorites(multiServer));
 
       if (allChannels.isNotEmpty && PlatformDetector.shouldUseSideNavigation(context)) {
         WidgetsBinding.instance.addPostFrameCallback((_) {

lib/screens/main_screen.dart

@@ -175,7 +175,7 @@ class _MainScreenState extends State<MainScreen> with RouteAware, WindowListener
 
         // Auto-start companion remote server now that home data is available
         if (_companionRemoteSetup && mounted) {
-          _autoStartCompanionRemoteServer(context.read<CompanionRemoteProvider>());
+          unawaited(_autoStartCompanionRemoteServer(context.read<CompanionRemoteProvider>()));
         }
 
         // Ensure first login (or any unset profile state) requires explicit selection.
@@ -189,7 +189,7 @@ class _MainScreenState extends State<MainScreen> with RouteAware, WindowListener
       }
 
       // Check for updates on startup
-      _checkForUpdatesOnStartup();
+      unawaited(_checkForUpdatesOnStartup());
     });
   }
 
@@ -327,7 +327,7 @@ class _MainScreenState extends State<MainScreen> with RouteAware, WindowListener
       final contentId = await watchNext.getInitialDeepLink();
       if (contentId != null && mounted) {
         appLogger.d('Watch Next initial deep link: $contentId');
-        _handleWatchNextContentId(contentId);
+        unawaited(_handleWatchNextContentId(contentId));
       }
     });
   }
@@ -357,7 +357,7 @@ class _MainScreenState extends State<MainScreen> with RouteAware, WindowListener
 
       if (metadata == null || !mounted) return;
 
-      navigateToVideoPlayer(context, metadata: metadata);
+      unawaited(navigateToVideoPlayer(context, metadata: metadata));
     } catch (e) {
       appLogger.e('Watch Next: failed to navigate to media', error: e);
     }
@@ -697,7 +697,7 @@ class _MainScreenState extends State<MainScreen> with RouteAware, WindowListener
           if (!result.confirmed) return;
         }
       }
-      SystemNavigator.pop();
+      unawaited(SystemNavigator.pop());
     });
   }
 
@@ -823,7 +823,7 @@ class _MainScreenState extends State<MainScreen> with RouteAware, WindowListener
     }
 
     // Reset other provider states
-    hiddenLibrariesProvider.refresh();
+    unawaited(hiddenLibrariesProvider.refresh());
     playbackStateProvider.clearShuffle();
 
     appLogger.d('Cleared all provider states for profile switch');

lib/screens/media_detail_screen.dart

@@ -323,7 +323,7 @@ class _MediaDetailScreenState extends State<MediaDetailScreen>
         });
         // Re-fetch episodes for the currently selected season
         if (!_showEpisodesDirectly && _seasons.isNotEmpty) {
-          _fetchSeasonEpisodes(_selectedSeasonIndex);
+          unawaited(_fetchSeasonEpisodes(_selectedSeasonIndex));
         }
       } else if (widget.metadata.isSeason) {
         await _fetchAllEpisodes();
@@ -872,8 +872,8 @@ class _MediaDetailScreenState extends State<MediaDetailScreen>
                       context,
                       isWatched ? t.messages.markedAsUnwatchedOffline : t.messages.markedAsWatchedOffline,
                     );
-                    _updateWatchStateOffline();
+                    unawaited(_updateWatchStateOffline());
-                    _loadOfflineOnDeckEpisode();
+                    unawaited(_loadOfflineOnDeckEpisode());
                   }
                 } else {
                   // Online mode: send to server
@@ -1237,7 +1237,7 @@ class _MediaDetailScreenState extends State<MediaDetailScreen>
       if (widget.metadata.isShow) {
         _loadSeasonsFromDownloads();
         // Get offline OnDeck episode
-        _loadOfflineOnDeckEpisode();
+        unawaited(_loadOfflineOnDeckEpisode());
       } else if (widget.metadata.isSeason) {
         _seasons = [widget.metadata];
         _showEpisodesDirectly = true;
@@ -1286,16 +1286,16 @@ class _MediaDetailScreenState extends State<MediaDetailScreen>
 
         // Load seasons if it's a show
         if (metadata.isShow) {
-          _loadSeasons();
+          unawaited(_loadSeasons());
         } else if (metadata.isSeason) {
           _seasons = [widget.metadata];
           _showEpisodesDirectly = true;
-          _fetchAllEpisodes();
+          unawaited(_fetchAllEpisodes());
         }
 
         // Load extras (trailers, behind-the-scenes, etc.)
-        _loadExtras();
+        unawaited(_loadExtras());
-        _loadRelatedHubs();
+        unawaited(_loadRelatedHubs());
 
         return;
       }
@@ -1307,11 +1307,11 @@ class _MediaDetailScreenState extends State<MediaDetailScreen>
       });
 
       if (widget.metadata.isShow) {
-        _loadSeasons();
+        unawaited(_loadSeasons());
       } else if (widget.metadata.isSeason) {
         _seasons = [widget.metadata];
         _showEpisodesDirectly = true;
-        _fetchAllEpisodes();
+        unawaited(_fetchAllEpisodes());
       }
     } catch (e) {
       // Fallback to passed metadata on error
@@ -1322,11 +1322,11 @@ class _MediaDetailScreenState extends State<MediaDetailScreen>
       });
 
       if (widget.metadata.isShow) {
-        _loadSeasons();
+        unawaited(_loadSeasons());
       } else if (widget.metadata.isSeason) {
         _seasons = [widget.metadata];
         _showEpisodesDirectly = true;
-        _fetchAllEpisodes();
+        unawaited(_fetchAllEpisodes());
       }
     }
   }
@@ -1383,7 +1383,7 @@ class _MediaDetailScreenState extends State<MediaDetailScreen>
         await _fetchAllEpisodes();
       } else if (seasonsWithServerId.isNotEmpty) {
         // Fetch episodes for the auto-selected season
-        _fetchSeasonEpisodes(onDeckSeasonIndex);
+        unawaited(_fetchSeasonEpisodes(onDeckSeasonIndex));
       }
     } catch (e) {
       setStateIfMounted(() {
@@ -2376,7 +2376,7 @@ class _MediaDetailScreenState extends State<MediaDetailScreen>
       if (context.mounted) {
         await navigateToVideoPlayer(context, metadata: firstEpisode);
         // Refresh metadata when returning from video player
-        _loadFullMetadata();
+        unawaited(_loadFullMetadata());
       }
     } catch (e) {
       // Close loading indicator if it's still open

lib/screens/settings/appearance_settings_screen.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:io' show Platform;
 
 import 'package:flutter/material.dart';
@@ -128,7 +129,7 @@ class _AppearanceSettingsScreenState extends State<AppearanceSettingsScreen> {
         );
         if (value != null) {
           await _settingsService.write(settings.SettingsService.appLocale, value);
-          LocaleSettings.setLocale(value);
+          unawaited(LocaleSettings.setLocale(value));
           _restartApp();
         }
       },

lib/screens/settings/logs_screen.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
@@ -141,6 +142,7 @@ class _LogsScreenState extends State<LogsScreen> {
       final data = response.data is String ? jsonDecode(response.data) : response.data;
       final id = (data as Map<String, dynamic>)['id'] as String;
 
+      unawaited(
         showDialog(
           context: context,
           builder: (ctx) => AlertDialog(
@@ -170,6 +172,7 @@ class _LogsScreenState extends State<LogsScreen> {
               ),
             ],
           ),
+        ),
       );
     } catch (_) {
       if (!mounted) return;

lib/screens/settings/settings_screen.dart

@@ -548,6 +548,7 @@ class _SettingsScreenState extends State<SettingsScreen> with FocusableTab {
     final storageService = DownloadStorageService.instance;
     final isCustom = storageService.isUsingCustomPath();
 
+    unawaited(
       showDialog(
         context: context,
         builder: (dialogContext) => AlertDialog(
@@ -589,6 +590,7 @@ class _SettingsScreenState extends State<SettingsScreen> with FocusableTab {
             ),
           ],
         ),
+      ),
     );
   }
 
@@ -725,7 +727,7 @@ class _SettingsScreenState extends State<SettingsScreen> with FocusableTab {
     await _keyboardService?.resetToDefaults();
     if (mounted) {
       showSuccessSnackBar(context, t.settings.resetSettingsSuccess);
-      _loadSettings();
+      unawaited(_loadSettings());
     }
   }
 
@@ -766,7 +768,7 @@ class _SettingsScreenState extends State<SettingsScreen> with FocusableTab {
       if (!mounted) return;
       if (result == null) return; // user cancelled file picker
 
-      LocaleSettings.setLocale(_settingsService.read(settings.SettingsService.appLocale));
+      unawaited(LocaleSettings.setLocale(_settingsService.read(settings.SettingsService.appLocale)));
       await Future.wait([
         themeProvider.reload(),
         settingsProvider.reload(),
@@ -776,7 +778,7 @@ class _SettingsScreenState extends State<SettingsScreen> with FocusableTab {
       unawaited(librariesProvider.refresh());
 
       if (!mounted) return;
-      _loadSettings();
+      unawaited(_loadSettings());
       showSuccessSnackBar(context, t.settings.importSettingsSuccess);
     } on NoUserSignedInException {
       if (mounted) showErrorSnackBar(context, t.settings.importSettingsNoUser);

lib/screens/settings/subtitle_styling_screen.dart

@@ -71,7 +71,7 @@ class _SubtitleStylingScreenState extends State<SubtitleStylingScreen> {
   }
 
   Future<void> _showColorPicker(String title, String currentColor, Function(String) onColorSelected) async {
-    Color initialColor = _hexToColor(currentColor);
+    final Color initialColor = _hexToColor(currentColor);
 
     final Color selectedColor = await showColorPickerDialog(
       context,

lib/screens/video_player_screen.dart

@@ -789,7 +789,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
 
       // Apply saved volume (clamped to max volume)
       final savedVolume = settingsService.read(SettingsService.volume).clamp(0.0, maxVolume.toDouble());
-      player!.setVolume(savedVolume);
+      unawaited(player!.setVolume(savedVolume));
 
       // Notify that player is ready
       if (mounted) {
@@ -804,7 +804,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
         }
 
         // Enable wakelock to prevent screen from turning off during playback
-        _setWakelock(true);
+        unawaited(_setWakelock(true));
         appLogger.d('Wakelock enabled for video playback');
       }
 
@@ -822,8 +822,8 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
             OrientationHelper.setLandscapeOrientation();
           } else {
             // Unlocked: Allow all orientations immediately
-            SystemChrome.setPreferredOrientations(DeviceOrientation.values);
+            unawaited(SystemChrome.setPreferredOrientations(DeviceOrientation.values));
-            SystemChrome.setEnabledSystemUIMode(SystemUiMode.immersiveSticky);
+            unawaited(SystemChrome.setEnabledSystemUIMode(SystemUiMode.immersiveSticky));
           }
         } catch (e) {
           appLogger.w('Failed to set orientation', error: e);
@@ -903,7 +903,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
         _liveStreamFallbackLevel = 0;
         if (!_hasFirstFrame.value) {
           _hasFirstFrame.value = true;
-          Sentry.addBreadcrumb(Breadcrumb(message: 'First frame ready', category: 'player'));
+          unawaited(Sentry.addBreadcrumb(Breadcrumb(message: 'First frame ready', category: 'player')));
 
           // Apply frame rate matching on Android if enabled
           if (Platform.isAndroid && settingsService.read(SettingsService.matchContentFrameRate)) {
@@ -958,7 +958,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
       await _initializeServices();
 
       // Load next/previous episodes (fire-and-forget)
-      _loadAdjacentEpisodes();
+      unawaited(_loadAdjacentEpisodes());
     } catch (e) {
       appLogger.e('Failed to initialize player', error: e);
       if (mounted) {
@@ -1038,11 +1038,13 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
         await player!.play();
       }
 
+      unawaited(
         Sentry.addBreadcrumb(
           Breadcrumb(
             message: 'Frame rate matching: ${fps}fps, switched=$didSwitch, delay=${delaySec}s',
             category: 'player',
           ),
+        ),
       );
       appLogger.d('Frame rate matching: Set display to ${fps}fps (duration: ${durationMs}ms, switched=$didSwitch)');
     } catch (e) {
@@ -1057,7 +1059,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
     try {
       await player!.clearVideoFrameRate();
       await player!.setProperty('video-sync', 'audio');
-      Sentry.addBreadcrumb(Breadcrumb(message: 'Frame rate matching cleared', category: 'player'));
+      unawaited(Sentry.addBreadcrumb(Breadcrumb(message: 'Frame rate matching cleared', category: 'player')));
       appLogger.d('Frame rate matching: Cleared, restored default display mode');
     } catch (e) {
       appLogger.d('Failed to clear frame rate matching', error: e);
@@ -1241,9 +1243,9 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
 
     // Start Discord Rich Presence for current media
     if (client != null) {
-      DiscordRPCService.instance.startPlayback(_currentMetadata, client);
+      unawaited(DiscordRPCService.instance.startPlayback(_currentMetadata, client));
-      TraktScrobbleService.instance.startPlayback(_currentMetadata, client, isLive: widget.isLive);
+      unawaited(TraktScrobbleService.instance.startPlayback(_currentMetadata, client, isLive: widget.isLive));
-      TrackerCoordinator.instance.startPlayback(_currentMetadata, client, isLive: widget.isLive);
+      unawaited(TrackerCoordinator.instance.startPlayback(_currentMetadata, client, isLive: widget.isLive));
     }
   }
 
@@ -1479,10 +1481,10 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
         }
       } catch (e) {
         appLogger.e('Failed to start live TV playback', error: e);
-        _sendLiveTimeline('stopped');
+        unawaited(_sendLiveTimeline('stopped'));
         if (mounted) {
           showErrorSnackBar(context, e.toString());
-          _handleBackButton();
+          unawaited(_handleBackButton());
         }
       }
       return;
@@ -1652,7 +1654,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
               _videoFilterManager?.enterPipMode();
             };
             if (player!.state.playing) {
-              _videoPIPManager!.updateAutoPipState(isPlaying: true);
+              unawaited(_videoPIPManager!.updateAutoPipState(isPlaying: true));
             }
           }
 
@@ -1747,11 +1749,13 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
             }
           }
 
+          unawaited(
             Sentry.addBreadcrumb(
               Breadcrumb(
                 message: 'Pre-playback frame rate: ${preKnownFps}fps, switched=$didSwitch, delay=${delaySec}s',
                 category: 'player',
               ),
+            ),
           );
         }
       }
@@ -2008,7 +2012,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
 
     // Persist ambient lighting state
     final settings = await SettingsService.getInstance();
-    settings.write(SettingsService.ambientLighting, ambientLighting.isEnabled);
+    unawaited(settings.write(SettingsService.ambientLighting, ambientLighting.isEnabled));
 
     if (mounted) setState(() {});
   }
@@ -2109,7 +2113,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
 
     // Use same navigation as local episode change (pushReplacement from player context)
     _isReplacingWithVideo = true;
-    navigateToVideoPlayer(context, metadata: metadata, usePushReplacement: true);
+    unawaited(navigateToVideoPlayer(context, metadata: metadata, usePushReplacement: true));
   }
 
   void _setupCompanionRemoteCallbacks() {
@@ -2150,23 +2154,23 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
       final settings = await SettingsService.getInstance();
       final maxVol = settings.read(SettingsService.maxVolume).toDouble();
       final newVolume = (player!.state.volume + 10).clamp(0.0, maxVol);
-      player!.setVolume(newVolume);
+      unawaited(player!.setVolume(newVolume));
-      settings.write(SettingsService.volume, newVolume);
+      unawaited(settings.write(SettingsService.volume, newVolume));
     };
     receiver.onVolumeDown = () async {
       if (player == null) return;
       final settings = await SettingsService.getInstance();
       final maxVol = settings.read(SettingsService.maxVolume).toDouble();
       final newVolume = (player!.state.volume - 10).clamp(0.0, maxVol);
-      player!.setVolume(newVolume);
+      unawaited(player!.setVolume(newVolume));
-      settings.write(SettingsService.volume, newVolume);
+      unawaited(settings.write(SettingsService.volume, newVolume));
     };
     receiver.onVolumeMute = () async {
       if (player == null) return;
       final settings = await SettingsService.getInstance();
       final newVolume = player!.state.volume > 0 ? 0.0 : 100.0;
-      player!.setVolume(newVolume);
+      unawaited(player!.setVolume(newVolume));
-      settings.write(SettingsService.volume, newVolume);
+      unawaited(settings.write(SettingsService.volume, newVolume));
     };
     receiver.onSubtitles = _cycleSubtitleTrack;
     receiver.onAudioTracks = _cycleAudioTrack;
@@ -2470,13 +2474,13 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
 
     // mpv does not flip the `pause` property on EOF, so _onPlayingStateChanged
     // never fires false.  Normalize all playback-dependent state.
-    _setWakelock(false);
+    unawaited(_setWakelock(false));
-    _progressTracker?.sendProgress('paused');
+    unawaited(_progressTracker?.sendProgress('paused'));
     _updateMediaControlsPlaybackState();
-    DiscordRPCService.instance.pausePlayback();
+    unawaited(DiscordRPCService.instance.pausePlayback());
-    TraktScrobbleService.instance.pausePlayback();
+    unawaited(TraktScrobbleService.instance.pausePlayback());
     if (_autoPipEnabled) {
-      _videoPIPManager?.updateAutoPipState(isPlaying: false);
+      unawaited(_videoPIPManager?.updateAutoPipState(isPlaying: false));
     }
 
     if (_nextEpisode != null && !_showPlayNextDialog && !_showStillWatchingPrompt && !_completionTriggered) {
@@ -2484,7 +2488,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
 
       // PiP: skip dialog (user can't interact), auto-play immediately
       if (PipService().isPipActive.value) {
-        _playNext();
+        unawaited(_playNext());
         return;
       }
 
@@ -2514,7 +2518,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
       }
     } else if (_nextEpisode == null && !_completionTriggered) {
       _completionTriggered = true;
-      _handleBackButton();
+      unawaited(_handleBackButton());
     }
   }
 
@@ -2560,7 +2564,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
   Future<void> _showServerLimitDialog() async {
     if (!mounted) return;
     await showServerLimitDialog(context);
-    if (mounted) _handleBackButton();
+    if (mounted) unawaited(_handleBackButton());
   }
 
   /// Handle notification when native player switched from ExoPlayer to MPV
@@ -2606,7 +2610,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
   Future<void> _restoreMediaControlsAfterResume() async {
     if (!_isPlayerInitialized || !mounted) return;
 
-    _setWakelock(player?.state.isActive ?? false);
+    unawaited(_setWakelock(player?.state.isActive ?? false));
 
     final manager = _mediaControlsManager;
     final currentPlayer = player;
@@ -2770,7 +2774,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
         widget.liveDvrKey == null) {
       appLogger.w('Cannot retry live stream — missing session info');
       showGlobalErrorSnackBar(_lastLogError ?? 'Live stream failed');
-      _handleBackButton();
+      unawaited(_handleBackButton());
       return;
     }
 
@@ -2783,7 +2787,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
     final tuneResult = await client.tuneChannel(widget.liveDvrKey!, channel.key);
     if (tuneResult == null || !mounted) {
       showGlobalErrorSnackBar(_lastLogError ?? 'Live stream failed');
-      _handleBackButton();
+      unawaited(_handleBackButton());
       return;
     }
 
@@ -2800,7 +2804,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
     );
     if (streamPath == null || !mounted) {
       showGlobalErrorSnackBar(_lastLogError ?? 'Live stream failed');
-      _handleBackButton();
+      unawaited(_handleBackButton());
       return;
     }
 
@@ -3128,18 +3132,20 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
     _isReplacingWithVideo = true;
 
     // Clear Discord Rich Presence + Trakt scrobble before switching episodes
-    DiscordRPCService.instance.stopPlayback();
+    unawaited(DiscordRPCService.instance.stopPlayback());
-    TraktScrobbleService.instance.stopPlayback();
+    unawaited(TraktScrobbleService.instance.stopPlayback());
-    TrackerCoordinator.instance.stopPlayback();
+    unawaited(TrackerCoordinator.instance.stopPlayback());
 
     // If player isn't available, navigate without preserving settings
     if (player == null) {
       if (mounted) {
+        unawaited(
           navigateToVideoPlayer(
             context,
             metadata: episodeMetadata,
             usePushReplacement: true,
             isOffline: widget.isOffline,
+          ),
         );
       }
       return;
@@ -3150,11 +3156,13 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
     if (currentPlayer == null) {
       // Player already disposed, navigate without preserving settings
       if (mounted) {
+        unawaited(
           navigateToVideoPlayer(
             context,
             metadata: episodeMetadata,
             usePushReplacement: true,
             isOffline: widget.isOffline,
+          ),
         );
       }
       return;
@@ -3165,7 +3173,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
     final currentSecondarySubtitleTrack = currentPlayer.state.track.secondarySubtitle;
 
     // Pause and stop current playback
-    currentPlayer.pause();
+    unawaited(currentPlayer.pause());
     await _progressTracker?.sendProgress('stopped');
     _progressTracker?.stopTracking();
 
@@ -3174,6 +3182,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
 
     // Navigate to the episode using pushReplacement to destroy current player
     if (mounted) {
+      unawaited(
         navigateToVideoPlayer(
           context,
           metadata: episodeMetadata,
@@ -3182,6 +3191,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
           preferredSecondarySubtitleTrack: currentSecondarySubtitleTrack,
           usePushReplacement: true,
           isOffline: widget.isOffline,
+        ),
       );
     }
   }
@@ -3209,9 +3219,9 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
     _progressTracker?.stopTracking();
     _progressTracker?.dispose();
     _progressTracker = null;
-    DiscordRPCService.instance.stopPlayback();
+    unawaited(DiscordRPCService.instance.stopPlayback());
-    TraktScrobbleService.instance.stopPlayback();
+    unawaited(TraktScrobbleService.instance.stopPlayback());
-    TrackerCoordinator.instance.stopPlayback();
+    unawaited(TrackerCoordinator.instance.stopPlayback());
 
     _currentMetadata = episodeMetadata;
     _activeRatingKey = episodeMetadata.ratingKey;
@@ -3323,9 +3333,9 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
       }
 
       if (client != null) {
-        DiscordRPCService.instance.startPlayback(episodeMetadata, client);
+        unawaited(DiscordRPCService.instance.startPlayback(episodeMetadata, client));
-        TraktScrobbleService.instance.startPlayback(episodeMetadata, client, isLive: widget.isLive);
+        unawaited(TraktScrobbleService.instance.startPlayback(episodeMetadata, client, isLive: widget.isLive));
-        TrackerCoordinator.instance.startPlayback(episodeMetadata, client, isLive: widget.isLive);
+        unawaited(TrackerCoordinator.instance.startPlayback(episodeMetadata, client, isLive: widget.isLive));
       }
 
       try {
@@ -3337,7 +3347,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
       await _loadAdjacentEpisodes();
 
       if (_autoPipEnabled) {
-        _videoPIPManager?.updateAutoPipState(isPlaying: currentPlayer.state.playing);
+        unawaited(_videoPIPManager?.updateAutoPipState(isPlaying: currentPlayer.state.playing));
       }
     } catch (e) {
       _isSwappingEpisode = false;

lib/services/companion_remote/companion_remote_peer_service.dart

@@ -153,7 +153,7 @@ class CompanionRemotePeerService with KeepaliveMixin {
           }
         } else {
           request.response.statusCode = HttpStatus.notFound;
-          request.response.close();
+          unawaited(request.response.close());
         }
       });
 
@@ -229,7 +229,7 @@ class CompanionRemotePeerService with KeepaliveMixin {
                   deviceName == null ||
                   platform == null) {
                 socket.add(jsonEncode({'type': 'authFailed'}));
-                socket.close(4003, 'Authentication failed');
+                unawaited(socket.close(4003, 'Authentication failed'));
                 return;
               }
 
@@ -240,7 +240,7 @@ class CompanionRemotePeerService with KeepaliveMixin {
                 _recordFailedAuth(sourceIp);
                 appLogger.w('CompanionRemote: Auth failed — unknown user');
                 socket.add(jsonEncode({'type': 'authFailed'}));
-                socket.close(4003, 'Authentication failed');
+                unawaited(socket.close(4003, 'Authentication failed'));
                 return;
               }
 
@@ -261,7 +261,7 @@ class CompanionRemotePeerService with KeepaliveMixin {
                 _recordFailedAuth(sourceIp);
                 appLogger.w('CompanionRemote: Auth failed — invalid auth tag');
                 socket.add(jsonEncode({'type': 'authFailed'}));
-                socket.close(4003, 'Authentication failed');
+                unawaited(socket.close(4003, 'Authentication failed'));
                 return;
               }
 
@@ -275,7 +275,7 @@ class CompanionRemotePeerService with KeepaliveMixin {
               // Close existing client if present
               if (_clientSocket != null) {
                 appLogger.d('CompanionRemote: Replacing existing client connection');
-                _clientSocket!.close(4004, 'Replaced by new connection');
+                unawaited(_clientSocket!.close(4004, 'Replaced by new connection'));
               }
 
               _clientSocket = socket;
@@ -298,7 +298,7 @@ class CompanionRemotePeerService with KeepaliveMixin {
               sendDeviceInfo(hostDeviceName, hostPlatform);
             } else {
               appLogger.w('CompanionRemote: Expected auth, got ${json['type']}');
-              socket.close(4002, 'Authentication required');
+              unawaited(socket.close(4002, 'Authentication required'));
             }
           } else {
             // Encrypted command — data is binary

lib/services/discord_rpc_service.dart

@@ -112,7 +112,7 @@ class DiscordRPCService {
 
     if (_isEnabled && _isConnected) {
       // Upload thumbnail in background, don't block playback
-      _uploadThumbnailAndUpdatePresence();
+      unawaited(_uploadThumbnailAndUpdatePresence());
     }
   }
 
@@ -183,7 +183,7 @@ class DiscordRPCService {
   /// Clear the presence
   Future<void> clearPresence() async {
     try {
-      _rpc?.clearPresence();
+      unawaited(_rpc?.clearPresence());
     } catch (e) {
       appLogger.d('Failed to clear Discord presence', error: e);
     }
@@ -237,7 +237,7 @@ class DiscordRPCService {
       _disconnectedSubscription = null;
       _errorSubscription = null;
       try {
-        _rpc?.dispose();
+        unawaited(_rpc?.dispose());
       } catch (e) {
         appLogger.d('DiscordRPC: dispose ignored', error: e);
       }
@@ -258,7 +258,7 @@ class DiscordRPCService {
     _errorSubscription = null;
 
     try {
-      _rpc?.dispose();
+      unawaited(_rpc?.dispose());
     } catch (e) {
       appLogger.d('Error disposing Discord RPC', error: e);
     }

lib/services/download_manager_service.dart

@@ -201,11 +201,11 @@ class DownloadManagerService {
   /// then scans drift for orphaned items.
   Future<void> recoverInterruptedDownloads() async {
     try {
-      Sentry.addBreadcrumb(Breadcrumb(message: 'Initializing FileDownloader', category: 'downloads'));
+      unawaited(Sentry.addBreadcrumb(Breadcrumb(message: 'Initializing FileDownloader', category: 'downloads')));
       await _initializeFileDownloader();
 
       // Let background_downloader re-enqueue tasks killed by the OS
-      Sentry.addBreadcrumb(Breadcrumb(message: 'Rescheduling killed tasks', category: 'downloads'));
+      unawaited(Sentry.addBreadcrumb(Breadcrumb(message: 'Rescheduling killed tasks', category: 'downloads')));
       final (rescheduled, _) = await FileDownloader().rescheduleKilledTasks();
       if (rescheduled.isNotEmpty) {
         appLogger.i('Rescheduled ${rescheduled.length} killed download task(s)');
@@ -251,7 +251,7 @@ class DownloadManagerService {
       }
 
       // Scan drift for orphaned items stuck in 'downloading'
-      Sentry.addBreadcrumb(Breadcrumb(message: 'Scanning for orphaned downloads', category: 'downloads'));
+      unawaited(Sentry.addBreadcrumb(Breadcrumb(message: 'Scanning for orphaned downloads', category: 'downloads')));
       final allDownloads = await _database.select(_database.downloadedMedia).get();
       for (final item in allDownloads) {
         if (item.status == DownloadStatus.downloading.index) {
@@ -496,7 +496,7 @@ class DownloadManagerService {
     _emitProgress(globalKey, DownloadStatus.queued, 0);
 
     // Start processing if not already
-    _processQueue(client);
+    unawaited(_processQueue(client));
   }
 
   /// Process the download queue — prepares and enqueues items with background_downloader.
@@ -812,7 +812,7 @@ class DownloadManagerService {
     await _transitionStatus(globalKey, DownloadStatus.queued);
     await _database.addToQueue(mediaGlobalKey: globalKey);
     final client = _getClient(parseGlobalKey(globalKey)?.serverId);
-    if (client != null) _processQueue(client);
+    if (client != null) unawaited(_processQueue(client));
   }
 
   /// Handle a failed download — auto-retry if retries remain, otherwise permanently fail.
@@ -860,7 +860,7 @@ class DownloadManagerService {
 
       // Only advance the queue if the download actually started transferring.
       // Instant failures (DNS, connection) would just cause the next item to fail too.
-      if (hadProgress) _processQueue(client);
+      if (hadProgress) unawaited(_processQueue(client));
     } else {
       if (isNetworkError) {
         appLogger.w('Network error for $globalKey, failing permanently (no auto-retry): $errorMessage');
@@ -891,7 +891,7 @@ class DownloadManagerService {
 
     // Try to enqueue more items from the queue
     final client = _getClient(parseGlobalKey(globalKey)?.serverId);
-    if (client != null) _processQueue(client);
+    if (client != null) unawaited(_processQueue(client));
   }
 
   /// Execute an app-level auto-retry: transition back to queued and re-enqueue.
@@ -913,7 +913,7 @@ class DownloadManagerService {
     await _database.updateBgTaskId(globalKey, null);
     await _transitionStatus(globalKey, DownloadStatus.queued);
     await _database.addToQueue(mediaGlobalKey: globalKey);
-    _processQueue(client);
+    unawaited(_processQueue(client));
   }
 
   /// Handle a completed video download — store path, download supplementary content, mark done.
@@ -1034,7 +1034,7 @@ class DownloadManagerService {
       _completingKeys.remove(globalKey);
       // Always advance the queue, even after errors
       final nextClient = _getClient(parseGlobalKey(globalKey)?.serverId);
-      if (nextClient != null) _processQueue(nextClient);
+      if (nextClient != null) unawaited(_processQueue(nextClient));
     }
   }
 
@@ -1372,7 +1372,7 @@ class DownloadManagerService {
     await _transitionStatus(globalKey, DownloadStatus.queued);
     await _database.addToQueue(mediaGlobalKey: globalKey);
     final resolvedClient = _getClient(parseGlobalKey(globalKey)?.serverId) ?? client;
-    _processQueue(resolvedClient);
+    unawaited(_processQueue(resolvedClient));
   }
 
   /// Retry a failed download
@@ -1384,7 +1384,7 @@ class DownloadManagerService {
     await _transitionStatus(globalKey, DownloadStatus.queued);
     await _database.addToQueue(mediaGlobalKey: globalKey);
     final resolvedClient = _getClient(parseGlobalKey(globalKey)?.serverId) ?? client;
-    _processQueue(resolvedClient);
+    unawaited(_processQueue(resolvedClient));
   }
 
   /// Cancel a download

lib/services/episode_navigation_service.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
@@ -89,6 +91,7 @@ class EpisodeNavigationService {
 
     // Navigate to the new episode
     if (context.mounted) {
+      unawaited(
         navigateToVideoPlayer(
           context,
           metadata: episode,
@@ -96,6 +99,7 @@ class EpisodeNavigationService {
           preferredSubtitleTrack: currentSubtitleTrack,
           preferredSecondarySubtitleTrack: currentSecondarySubtitleTrack,
           usePushReplacement: usePushReplacement,
+        ),
       );
     }
   }

lib/services/gamepad_service.dart

@@ -86,7 +86,7 @@ class GamepadService with WindowListener {
       _windowFocused = await windowManager.isFocused();
     }
 
-    _subscription?.cancel();
+    unawaited(_subscription?.cancel());
     _subscription = Gamepad.instance.events.listen(
       _handleGamepadEvent,
       onError: (e) => appLogger.e('GamepadService: Stream error', error: e),
@@ -138,11 +138,11 @@ class GamepadService with WindowListener {
 
   void _handleGamepadEvent(GamepadEvent event) {
     switch (event) {
-      case GamepadConnectionEvent e:
+      case final GamepadConnectionEvent e:
         appLogger.i('GamepadService: Gamepad ${e.connected ? "connected" : "disconnected"}: ${e.info.name}');
-      case GamepadButtonEvent e:
+      case final GamepadButtonEvent e:
         _handleButton(e);
-      case GamepadAxisEvent e:
+      case final GamepadAxisEvent e:
         _handleAxis(e);
     }
   }

lib/services/multi_server_manager.dart

@@ -206,7 +206,9 @@ class MultiServerManager {
     }
 
     appLogger.i('Connecting to ${servers.length} servers...');
-    Sentry.addBreadcrumb(Breadcrumb(message: 'Connecting to ${servers.length} server(s)', category: 'servers'));
+    unawaited(
+      Sentry.addBreadcrumb(Breadcrumb(message: 'Connecting to ${servers.length} server(s)', category: 'servers')),
+    );
 
     // Re-use the persisted client ID so Plex doesn't see a "new device" on
     // every reconnect.
@@ -531,7 +533,11 @@ class MultiServerManager {
     if (offline.isEmpty) return;
 
     appLogger.d('Attempting reconnection for ${offline.length} offline servers');
-    Sentry.addBreadcrumb(Breadcrumb(message: 'Reconnecting ${offline.length} offline server(s)', category: 'servers'));
+    unawaited(
+      Sentry.addBreadcrumb(
+        Breadcrumb(message: 'Reconnecting ${offline.length} offline server(s)', category: 'servers'),
+      ),
+    );
 
     if (forceRediscovery) {
       final storage = await StorageService.getInstance();

lib/services/play_queue_launcher.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
@@ -253,6 +255,7 @@ class PlayQueueLauncher {
     // Show loading indicator
     if (showLoading && context.mounted) {
       loadingVisible = true;
+      unawaited(
         showDialog(
           context: context,
           barrierDismissible: false,
@@ -260,6 +263,7 @@ class PlayQueueLauncher {
             loadingDialogContext = dialogContext;
             return const Center(child: CircularProgressIndicator());
           },
+        ),
       );
     }
 

lib/services/playback_progress_tracker.dart

@@ -128,6 +128,7 @@ class PlaybackProgressTracker {
         _resetBackoff();
       } else {
         // Fire-and-forget for playing/paused — avoid blocking the Dart event loop
+        unawaited(
           _sendOnlineProgress(state, position, duration)
               .then((_) {
                 _resetBackoff();
@@ -141,7 +142,8 @@ class PlaybackProgressTracker {
                   'skipping next $_ticksToSkip tick(s)',
                   error: e,
                 );
-            });
+              }),
+        );
       }
 
       // Emit watch state event on stop for UI updates across screens.

lib/services/plex_auth_service.dart

@@ -462,6 +462,7 @@ class PlexServer {
       appLogger.d('Running connection race to find first working endpoint', error: {'candidateCount': totalCandidates});
 
       for (final candidate in candidates) {
+        unawaited(
           PlexClient.testConnectionWithLatency(
             candidate.url,
             accessToken,
@@ -491,7 +492,8 @@ class PlexServer {
             if (completedTests == candidates.length && !completer.isCompleted) {
               completer.complete(null);
             }
-        });
+          }),
+        );
       }
 
       firstCandidate = await completer.future;

lib/services/plex_client.dart

@@ -922,7 +922,7 @@ class PlexClient {
 
     if (streams == null) return (audio: audioTracks, subtitles: subtitleTracks, frameRate: frameRate);
 
-    for (var stream in streams) {
+    for (final stream in streams) {
       final streamType = stream['streamType'] as int?;
 
       if (streamType == PlexStreamType.video) {
@@ -1382,7 +1382,7 @@ class PlexClient {
         Map<String, dynamic>? videoStream;
         Map<String, dynamic>? audioStream;
 
-        for (var stream in streams) {
+        for (final stream in streams) {
           final streamType = stream['streamType'] as int?;
           if (streamType == PlexStreamType.video && videoStream == null) {
             videoStream = stream;
@@ -2801,13 +2801,13 @@ class PlexClient {
             : (timeline is Map ? timeline : null);
 
         if (op is Map) {
-          if (op['Metadata'] case [Map firstMetadata, ...]) {
+          if (op['Metadata'] case [final Map firstMetadata, ...]) {
-            if (firstMetadata['Media'] case [Map firstMedia, ...]) {
+            if (firstMetadata['Media'] case [final Map firstMedia, ...]) {
               final rawBeginsAt = firstMedia['beginsAt'];
 
               beginsAt = switch (rawBeginsAt) {
-                num n => n.toInt(),
+                final num n => n.toInt(),
-                String s => int.tryParse(s),
+                final String s => int.tryParse(s),
                 _ => null,
               };
 
@@ -2878,8 +2878,8 @@ class PlexClient {
           if (firstMedia is Map<String, dynamic>) {
             final rawBeginsAt = firstMedia['beginsAt'];
             beginsAt = switch (rawBeginsAt) {
-              num n => n.toInt(),
+              final num n => n.toInt(),
-              String s => int.tryParse(s),
+              final String s => int.tryParse(s),
               _ => null,
             };
           }

lib/services/track_manager.dart

@@ -122,7 +122,7 @@ class TrackManager {
       // play() failed — clear the flag immediately since playbackRestart won't fire
       appLogger.w('Resume after subtitle load failed, applying track selection directly', error: e);
       waitingForExternalSubsTrackSelection = false;
-      applyTrackSelection();
+      unawaited(applyTrackSelection());
       return;
     }
 

lib/services/track_selection_service.dart

@@ -418,21 +418,21 @@ class TrackSelectionService {
     final preferredLanguage = getLanguage(preferred);
 
     // Try to match: id, title, and language
-    for (var track in validTracks) {
+    for (final track in validTracks) {
       if (getId(track) == preferredId && getTitle(track) == preferredTitle && getLanguage(track) == preferredLanguage) {
         return track;
       }
     }
 
     // Try to match: title and language
-    for (var track in validTracks) {
+    for (final track in validTracks) {
       if (getTitle(track) == preferredTitle && getLanguage(track) == preferredLanguage) {
         return track;
       }
     }
 
     // Try to match: language only
-    for (var track in validTracks) {
+    for (final track in validTracks) {
       if (getLanguage(track) == preferredLanguage) {
         return track;
       }
@@ -490,7 +490,7 @@ class TrackSelectionService {
     String Function(T) _,
     String _,
   ) {
-    for (var track in tracks) {
+    for (final track in tracks) {
       final trackLang = getLanguage(track)?.toLowerCase();
       if (trackLang != null && languageVariations.any((lang) => trackLang.startsWith(lang))) {
         return track;
@@ -682,7 +682,7 @@ class TrackSelectionService {
       appLogger.d(
         'Audio: ${selectedAudioTrack.title ?? selectedAudioTrack.language ?? "Track ${selectedAudioTrack.id}"} [${audioResult.priority.name}]',
       );
-      player.selectAudioTrack(selectedAudioTrack);
+      unawaited(player.selectAudioTrack(selectedAudioTrack));
 
       // Save to Plex if this was user's navigation preference (Priority 1)
       if (audioResult.priority == TrackSelectionPriority.navigation && onAudioTrackChanged != null) {
@@ -697,7 +697,7 @@ class TrackSelectionService {
         ? 'OFF'
         : (selectedSubtitleTrack.title ?? selectedSubtitleTrack.language ?? 'Track ${selectedSubtitleTrack.id}');
     appLogger.d('Subtitle: $subtitleName [${subtitleResult.priority.name}]');
-    player.selectSubtitleTrack(selectedSubtitleTrack);
+    unawaited(player.selectSubtitleTrack(selectedSubtitleTrack));
 
     // Save to Plex if this was user's navigation preference (Priority 1)
     if (subtitleResult.priority == TrackSelectionPriority.navigation && onSubtitleTrackChanged != null) {
@@ -714,13 +714,13 @@ class TrackSelectionService {
         appLogger.d(
           'Secondary subtitle: ${secondaryMatch.title ?? secondaryMatch.language ?? "Track ${secondaryMatch.id}"}',
         );
-        player.selectSecondarySubtitleTrack(secondaryMatch);
+        unawaited(player.selectSecondarySubtitleTrack(secondaryMatch));
       }
     }
 
     // Apply default playback speed from settings
     if (defaultPlaybackSpeed != null && defaultPlaybackSpeed != 1.0) {
-      player.setRate(defaultPlaybackSpeed);
+      unawaited(player.setRate(defaultPlaybackSpeed));
     }
   }
 }

lib/theme/mono_theme.dart

@@ -108,6 +108,7 @@ ThemeData monoTheme({required bool dark, bool oled = false}) {
       thumbShape: const HandleThumbShape(),
       trackShape: const GappedTrackShape(),
       tickMarkShape: const RoundSliderTickMarkShape(tickMarkRadius: 2),
+      // ignore: deprecated_member_use — opting into the 2024 slider appearance until the default flips
       year2023: false,
     ),
     dividerTheme: DividerThemeData(space: 0, thickness: 1, color: c.outline),

lib/utils/json_utils.dart

@@ -3,8 +3,8 @@
 /// to handle Plex API responses where numeric fields may arrive as strings
 /// (XML-to-JSON conversion).
 int? flexibleInt(Object? v) => switch (v) {
-  num n => n.toInt(),
+  final num n => n.toInt(),
-  String s => int.tryParse(s),
+  final String s => int.tryParse(s),
   _ => null,
 };
 
@@ -12,16 +12,16 @@ int? flexibleInt(Object? v) => switch (v) {
 /// Returns `false` for `null` or unrecognised values.
 /// Handles Plex API responses where boolean fields may arrive as integers.
 bool flexibleBool(Object? v) => switch (v) {
-  bool b => b,
+  final bool b => b,
-  int n => n == 1,
+  final int n => n == 1,
-  String s => s == '1',
+  final String s => s == '1',
   _ => false,
 };
 
 /// Parse a value that may be [double], [num], or [String] to [double].
 double? flexibleDouble(Object? v) => switch (v) {
-  num n => n.toDouble(),
+  final num n => n.toDouble(),
-  String s => double.tryParse(s),
+  final String s => double.tryParse(s),
   _ => null,
 };
 
@@ -36,6 +36,6 @@ Object? readStringField(Map json, String key) => json[key]?.toString();
 /// Returns `null` when the value is `null`.
 List<dynamic>? flexibleList(Object? v) => switch (v) {
   null => null,
-  List l => l,
+  final List l => l,
   _ => <dynamic>[v],
 };

lib/utils/live_tv_player_navigation.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/material.dart';
 
 import '../models/livetv_channel.dart';
@@ -43,5 +45,5 @@ Future<void> navigateToLiveTv(
     reverseTransitionDuration: Duration.zero,
   );
 
-  navigator.push<bool>(route);
+  unawaited(navigator.push<bool>(route));
 }

lib/watch_together/providers/watch_together_provider.dart

@@ -348,10 +348,10 @@ class WatchTogetherProvider with ChangeNotifier {
     _syncManager?.announceLeave();
 
     // Clean up subscriptions
-    _peerConnectedSubscription?.cancel();
+    unawaited(_peerConnectedSubscription?.cancel());
-    _peerDisconnectedSubscription?.cancel();
+    unawaited(_peerDisconnectedSubscription?.cancel());
-    _messageSubscription?.cancel();
+    unawaited(_messageSubscription?.cancel());
-    _errorSubscription?.cancel();
+    unawaited(_errorSubscription?.cancel());
 
     _peerConnectedSubscription = null;
     _peerDisconnectedSubscription = null;

lib/watch_together/services/watch_together_peer_service.dart

@@ -432,7 +432,7 @@ class WatchTogetherPeerService with KeepaliveMixin {
     _reconnectTimer = null;
     stopKeepalive();
 
-    _channelSubscription?.cancel();
+    unawaited(_channelSubscription?.cancel());
     _channelSubscription = null;
 
     try {

lib/watch_together/widgets/watch_together_overlay.dart

@@ -276,7 +276,7 @@ class _SessionMenuSheet extends StatelessWidget {
     );
 
     if (confirmed) {
-      provider.leaveSession();
+      unawaited(provider.leaveSession());
       onLeaveSession?.call();
     }
   }

lib/widgets/focusable_list_tile.dart

@@ -116,7 +116,7 @@ class _FocusableListTileState extends State<FocusableListTile> with FocusableTil
     final textColor = needsContrastSwap ? Theme.of(context).colorScheme.onError : widget.textColor;
     final iconColor = needsContrastSwap ? Theme.of(context).colorScheme.onError : widget.iconColor;
 
-    Widget tile = MouseRegion(
+    final Widget tile = MouseRegion(
       onEnter: widget.hoverColor != null ? (_) => setState(() => _isHoveredOrFocused = true) : null,
       onExit: widget.hoverColor != null ? (_) => setState(() => _isHoveredOrFocused = false) : null,
       child: ListTile(

lib/widgets/hotkey_recorder.dart

@@ -37,7 +37,7 @@ class _HotKeyRecorderState extends State<HotKeyRecorder> {
     final PhysicalKeyboardKey key = keyEvent.physicalKey;
 
     // Detect which modifiers are currently held down, excluding the primary key
-    List<HotKeyModifier> modifiers = HotKeyModifier.values
+    final List<HotKeyModifier> modifiers = HotKeyModifier.values
         .where((m) => m.physicalKeys.any(physicalKeysPressed.contains))
         .where((m) => !m.physicalKeys.contains(key))
         .toList();

lib/widgets/server_activities_button.dart

@@ -143,7 +143,7 @@ class _ServerActivitiesButtonState extends State<ServerActivitiesButton> {
     _pollTimer?.cancel();
     _pollTimer = null;
     _panelNotifier.value = _PanelData.loading;
-    _fetchActivities();
+    unawaited(_fetchActivities());
   }
 
   Widget _buildOverlay(BuildContext overlayContext, {required double right, required double top}) {

lib/widgets/video_controls/helpers/track_filter_helper.dart

@@ -26,8 +26,8 @@ class TrackFilterHelper {
 
   static bool _isAllowedTrack<T>(T track) {
     final id = switch (track) {
-      AudioTrack t => t.id,
+      final AudioTrack t => t.id,
-      SubtitleTrack t => t.id,
+      final SubtitleTrack t => t.id,
       _ => '',
     };
 

lib/widgets/video_controls/sheets/video_settings_sheet.dart

@@ -559,7 +559,7 @@ class _VideoSettingsSheetState extends State<VideoSettingsSheet> {
               title: Text(label, style: TextStyle(color: isSelected ? primary : null)),
               trailing: isSelected ? AppIcon(Symbols.check_rounded, fill: 1, color: primary) : null,
               onTap: () async {
-                widget.player.setRate(speed);
+                await widget.player.setRate(speed);
                 // Save as default playback speed
                 final settings = await SettingsService.getInstance();
                 await settings.write(SettingsService.defaultPlaybackSpeed, speed);

lib/widgets/video_controls/video_controls.dart

@@ -669,9 +669,11 @@ class _PlexVideoControlsState extends State<PlexVideoControls> with WindowListen
 
       // Apply rotation lock setting
       if (_isRotationLocked) {
-        SystemChrome.setPreferredOrientations([DeviceOrientation.landscapeLeft, DeviceOrientation.landscapeRight]);
+        unawaited(
+          SystemChrome.setPreferredOrientations([DeviceOrientation.landscapeLeft, DeviceOrientation.landscapeRight]),
+        );
       } else {
-        SystemChrome.setPreferredOrientations(DeviceOrientation.values);
+        unawaited(SystemChrome.setPreferredOrientations(DeviceOrientation.values));
       }
     }
   }
@@ -994,10 +996,10 @@ class _PlexVideoControlsState extends State<PlexVideoControls> with WindowListen
 
     if (_isRotationLocked) {
       // Locked: Allow landscape orientations only
-      SystemChrome.setPreferredOrientations([DeviceOrientation.landscapeLeft, DeviceOrientation.landscapeRight]);
+      await SystemChrome.setPreferredOrientations([DeviceOrientation.landscapeLeft, DeviceOrientation.landscapeRight]);
     } else {
       // Unlocked: Allow all orientations including portrait
-      SystemChrome.setPreferredOrientations(DeviceOrientation.values);
+      await SystemChrome.setPreferredOrientations(DeviceOrientation.values);
     }
   }
 
@@ -1139,7 +1141,7 @@ class _PlexVideoControlsState extends State<PlexVideoControls> with WindowListen
     if (metadataJson != null) {
       // Parse chapters
       if (metadataJson['Chapter'] != null) {
-        for (var chapter in metadataJson['Chapter'] as List) {
+        for (final chapter in metadataJson['Chapter'] as List) {
           chapters.add(
             PlexChapter(
               id: chapter['id'] as int,
@@ -1155,7 +1157,7 @@ class _PlexVideoControlsState extends State<PlexVideoControls> with WindowListen
 
       // Parse markers
       if (metadataJson['Marker'] != null) {
-        for (var marker in metadataJson['Marker'] as List) {
+        for (final marker in metadataJson['Marker'] as List) {
           markers.add(
             PlexMarker(
               id: marker['id'] as int,
@@ -2611,6 +2613,7 @@ class _PlexVideoControlsState extends State<PlexVideoControls> with WindowListen
       // Navigate to new player screen with the updated selection
       // Use PageRouteBuilder with zero-duration transitions to prevent orientation reset
       if (mounted) {
+        unawaited(
           Navigator.pushReplacement(
             context,
             PageRouteBuilder<bool>(
@@ -2625,6 +2628,7 @@ class _PlexVideoControlsState extends State<PlexVideoControls> with WindowListen
               transitionDuration: Duration.zero,
               reverseTransitionDuration: Duration.zero,
             ),
+          ),
         );
       }
     } catch (e) {

lib/widgets/video_controls/widgets/video_controls_header.dart

@@ -67,7 +67,7 @@ class VideoControlsHeader extends StatelessWidget {
     final seriesName = metadata.grandparentTitle ?? metadata.title!;
     final hasEpisodeInfo = metadata.parentIndex != null && metadata.index != null;
 
-    List<String> parts = [seriesName];
+    final List<String> parts = [seriesName];
 
     if (hasEpisodeInfo) {
       parts.add('S${metadata.parentIndex}E${metadata.index}');
@@ -83,7 +83,7 @@ class VideoControlsHeader extends StatelessWidget {
   }
 
   Widget _buildMultiLineTitle() {
-    List<String> secondLineParts = [];
+    final List<String> secondLineParts = [];
 
     if (metadata.parentIndex != null && metadata.index != null) {
       secondLineParts.add('S${metadata.parentIndex}');

lib/widgets/video_controls/widgets/volume_control.dart

@@ -87,7 +87,7 @@ class _VolumeControlState extends State<VolumeControl> {
   Future<void> _adjustVolume(double delta) async {
     final currentVolume = widget.player.state.volume;
     final newVolume = (currentVolume + delta).clamp(0.0, _maxVolume.toDouble());
-    widget.player.setVolume(newVolume);
+    await widget.player.setVolume(newVolume);
     final settings = await SettingsService.getInstance();
     await settings.write(SettingsService.volume, newVolume);
   }
@@ -168,7 +168,7 @@ class _VolumeControlState extends State<VolumeControl> {
             ),
             onPressed: () async {
               final newVolume = isMuted ? 100.0 : 0.0;
-              widget.player.setVolume(newVolume);
+              await widget.player.setVolume(newVolume);
               final settings = await SettingsService.getInstance();
               await settings.write(SettingsService.volume, newVolume);
             },