plex_client.selectStreams' allParts=false branch, download_manager's both-branches-true conditional and unscoped getAllPinnedMetadata tail, playback_source_resolver.preferOffline, and update_service's unreachable catches had no reachable path; PlaybackSession.result/streamHeaders, PlaybackContext.clientScopeId, FileInfoStreams.audioStream, PrefsRepairOutcome.settingsReset/sessionsSalvaged, and JellyfinLiveSessionTracker.playSessionId were write-only; PlexConnection.directUrl, PlexServer.isOnline plus its parse-and-persist presence field, SafStorageService.createDirectory, FullscreenStateManager.stopMonitoring/dispose, the play_queue_launcher re-export shim, track-selection's constant params, and PlexApiCache.unpinForOffline/isPinnedRatingKey (matching the earlier Jellyfin removal) were dead API.