Most MKV files created from discs contain multiple audio tracks (e.g., director's commentary, different languages) and subtitle streams.
Retain only the languages you need. Be sure to keep "forced" subtitles—the ones that only appear when characters speak a foreign language. 2. Clean Up and Remux AgAD2wADraCQVg.mkv
Look for the largest video track. If your source has multiple large tracks (common with "extended" or "theatrical" editions), you may need to check the segment map or duration to find the correct one. Most MKV files created from discs contain multiple