i have spent the ending 3 days trying to to put firmware on it. i have lots many downgrade/up category things on my computer, but i just can't seem to be to get it to work. i found 1.5, and i enjoy tried to put it on there. i renamed it EBOOT.PBP, can someone update me what i'm doing wrong?

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Answers:  i believe there is lone one way to mod a psp 3.9 i am have the same problems right very soon but i believe the only opening to do it is to use pandoras battery research it i only just ordered a pandoras battery apparatus and will soon be downgrading the frimware

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