(different languages or director commentaries) Subtitle tracks (SRT, SSA, or VobSub) Chapters and Metadata
For a long time, the MKV format has been the gold standard for movie enthusiasts and archivists on PC for a handful of excellent reasons: mkv pc movies
Update your media player to the latest version, or switch to VLC which has native audio decoders for these formats. Issue 2: Subtitles are Out of Sync mkv pc movies