Hey guys, i have my psp-1000 and a friend's hacked one (also 1000). I followed the guide called "how to downgrade your psp and upgrade to custom firmware"
-http://www.makeuseof.com/tag/how-to-downgrade-your-psp-upgrade-to-a-custom-firmware-part-two/
Because my PSP is version 6.31 OFW, i used...