Install or use custom firmware on any 6.39 PSP [PSP, PSP Slim, PSP 3000, PSP Go] | Digiex
PSP Custom Firmware Guide For All Models 2022 - pspunk
Hack PSP 6.20/6.35/6.39 (Permanently) with PRO-B9 [Tutorial] - YouTube
PSP Custom Firmware Guide For All Models 2022 - pspunk
OFW psp & CFW psp blogs - Firmware 6.39 ME-5 was develop and release by PSP Developer Neur0n who has decided to release his latest PSP Custom Firmware 6.39 ME-5 for users