Comment 10 for bug 1826201

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Daniel van Vugt (vanvugt) wrote : Re: MP4 Video playback is broken in Ubuntu 19.04

'mpv' is not a video format, it is a video player.

Please run:

  sudo apt install mpv

and then use it to play your video(s):

  mpv YOURFILE.mp4

Tell us if that works and also send us the terminal text output it shows.