I already done tried searching for what I need to know, but i was either looking at an old thread of i didnt even understand what they were talking about,so can i get some help please? This is what i'm trying to do..... I just bought a PSP, and upgraded it to 3.50. What I want to do is please downloaded PSP iso's thru the computer, meaning I want the ISO to be on the computer, I can connect the USB cable to the computer from the PSP, and play the psp iso thats on the computer on the psp. How do I do that? I read something about downgrading to 3.03 and 1.5, and i dont know what the heck they are talking about? Can someone help me out?