if anyone is having issues with the .mp4 files not playing after deleting the files in the Appdata folder, i HIGHLY RECOMMEND using this tool, im so happy right now man, god bless your soul.
HEY ive tried this solution i am on version 5.2 and unfortunately this does not work ive even tried re-installing with no luck and im not sure what to do, i recently had to reinstall windows a few days ago and this program was working fine before hand i can get audio with other video formats just not mp4