file converting

is there any way to turn an mp4 file ( 40 year old virgin movie) into a mp3 or another file that moonshell will let me play or if i can even watch movies on it

For that yoou will need:
1. DPGTools
2. Video Converter (mp4 to wmv)
3. Moonshell 1.71
Try consulting https://www.romulation.org/forum/index.php?topic=32776.0
It should tell you what to do.