a friend of mine just got a silver psp slim with no games , when i connect it to the computer, it only had a PSP folder, i created a MUSIC and PICTURE folder and the psp had the song and picture were working. i created an ISO folder and added a bomberman game. when i check it on the psp it says no games.. i need help please its custom firmware 3.71 M33-2
Hmm, maybe you can try backing up your important Data in the PSP first then reformat the memory stick using the PSP.