Im stuck trying to install custom firmware. Please help me

Hey pplz my psp firmwar is official firmwar version 3.71 i want to install custom firmware version 3.80 m33 i dont want to risk modifying my battery and mem stick so i was wondering if any of you can help ??

well use ur firends battery and mem stk lol
thats the only way i can do it
fair as i know

go search youtube for a video guide on how to make a pandora and then converting it back to a regular battery. its noob proof, i know cus i followed it and it worked perfectly

[brentbizzle]

If you dont want to mess with your own battery and memory stick, then borrow one or buy another batt and ms. You can even buy "tool" batteries that are hardmoded to perform as a pandora's battery.