Mkv Index -

: It can index dozens of subtitle languages and multiple audio streams (like director's commentary or different languages) in one file.

| Symptom | Likely cause | Recovery | |---------|--------------|----------| | Seeking freezes or jumps to wrong time | Corrupt CueClusterPosition values | Re-mux with mkvmerge | | Player says "Index not found" | Missing Cues element | Re-mux with cues enabled | | Video seeks correctly but audio lags | Mismatched track numbers in cues | Re-mux with ffmpeg -c copy | | File plays but seeking is very slow | Sparse or no index | Add full index via re-mux | mkv index