mk4 to mp4 code example
Example 1: ffmpeg mkv to mp4
ffmpeg -i "file.mkv" -codec copy -strict -2 "file.mp4"
Example 2: mkv to mp4
/* cloudconvert.com */
Example 3: mkv to mp4
best way to convert mkv to mp4 offline and fully free by using HandBrake
link : https://handbrake.fr/
you can use on macOS, windows, Linux Ubuntu ,and there are also a commandLine appliction