Ensure your media player (like or MPC-HC ) is up to date to handle the codec.
: The .mkv.mp4 suffix indicates a high-definition container (MKV) that may have been compressed into an MP4 for better compatibility on mobile devices. Potential Content ANG LAGHA DE.mkv.mp4
Be cautious when downloading files with (like .mkv.mp4 ) from unverified sources. These are sometimes used to hide the real file type. Ensure your media player (like or MPC-HC )