MP4 files can be played on the PSP 3000 gaming console by adding them to a folder in the memory stick of the PSP 3000 gaming device. To play music or MP3 files, a folder named MP_ROOT has to be created on the memory stick. When playing videos, a folder named 100MNV01 has to be created which will contain all the video files and clips.
To play MP4 files on a PSP:
- On the Memory Stick in PSP, create a folder named "MUSIC". Simply add your MP3 to this folder.
- On the memory stick, next to PSP, create "MP_ROOT"
Then create "100MNV01. In the latter you will place your video files, clips (MP4 format for PSP).
WARNING: your files should be renamed as follows: M4V00001 and so on (M4V00002, 3, 4, 5 etc.).