yea u have to get cfw and psnabler
1-cfw if u got psp 1000 http://www.codinghs.com/forums/showt...-been-released <--- the newest custom firmware , btw only works with psp 1000
2-psnabler http://www.codinghs.com/forums/showt...lay-psn-games-) <--final with socom 3 patch

if u need help pm me and ill answer u