While highly versatile, MKV compatibility varies across different platforms:
: A powerful tool for quick fixes using the following command: ffmpeg -i input.mkv -c copy output.mkv mkv index free
Many MKV files are created via "remuxing" (changing the container without re-encoding). If the remuxing process is interrupted, the index is often left incomplete. Free tools like mkvextract or mkvmerge can rebuild this structure to save a "broken" file. While highly versatile