And Daughter.mkv.mp4 | 01. Mom

Because of the potential format confusion, it is best to use a "universal" media player that can handle almost any codec.

If you have OBS installed, you can use the Remux Recordings tool to quickly change the container format from MKV to MP4 without losing quality. Summary Table Recommended Tool/Action Play immediately VLC Media Player or MPV Fix name Rename file (ensure "File name extensions" is on) Change format Use HandBrake or CloudConvert 01. Mom And Daughter.mkv.mp4

Does the video play correctly for you now, or are you getting a "format not supported" error? How to Convert MKV to MP4 Because of the potential format confusion, it is

Remove the extra .mkv or .mp4 so only one remains (e.g., 01. Mom And Daughter.mp4 ). Select the file and press Command + I to "Get Info." Under Name & Extension , delete the unnecessary extension. 4. Convert if Unplayable How to Convert MKV to MP4 Remove the extra

A free tool to convert MKV to MP4 (or vice-versa) properly without just changing the name.