Ive just got a big problem in my psp sony series 2000 right here.Last day i borrowed by classmate umd and inserted it on my psp, my psp automatically update from that umd and after i browse my games in my memstick, it says cannot play this game, game is corrupt. When i look into system settings the new version is ofw 5.02 but my original version is cfw 3.52.I need to restore back to my cwf 3.52. Please help guys. My psp is stuck on gaming right now.
Ple help pls..