how do i upgrade to custom firmwere

i have downloaded the file (RAR) but dont know were to
put it can any one help me. ??? ??? ??? ??? ??? ???

I'd appreciate it if you posted these topics in the right section and stopped posting a line of emoticons all the time. Moved.

if you are using no$gba, just extract it into the same folder where the no$gba.exe exist.

I doubt he's using an emulator.

my firmware is 3.95 OFW is there a way to do it saftly so i dont loss any fetures and still play
UMD.

ingram23 · #3if you are using no$gba, just extract it into the same folder where the no$gba.exe exist.

pretty sure this is to do with a PSP....

Yeah This Is To Do With The PSP - Use A Pandora's Battery.

what is Pandora's Battery

It's a tool that allows you to unbrick or downgrade your PSP.

umm im not going to pull apart a batterys last time i did that it blow in my face
when will the downgrade software come out soo i can do it without the special battery