DOWNGRADE PSP GO 6.35 6.38 6.39 6.60 to 6.39 6.35 6.20 (NO PANDORA) - YouTube
Got this baby. System version is 6.39. Never been hacked. What should I do to hack it? 6.60 or 6.61? Confirmation button is O. Can I switch it to X with Infinity
How to install a permanent CFW on any PSP without hardmod. | GBAtemp.net - The Independent Video Game Community
How to downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
Chronoswitch Downgrader | PSP.SceneBeta.com
The last missing piece: Permanent 6.60 CFWs for all PSPs in near future!? - Wololo.net
PSP - Hacking the PSP | PSX-Place
I'm in love with my first psp GO (n1006). Got this gem today, near mint condition. Will be happy to know your thoughts guys : r/PSP
ANLEITUNG : 6.60 Downgrade auf 6.20 und 6.20 PRO-C1 (PSP 3000) | Jailbreak Homebrew Forum MonkeyDesk
Downgrading PSP 2000 using Chronoswitch v7 from 6.61 to 6.60 - error CAAFFFFFCF7 · Issue #1 · DaveeFTW/Chronoswitch · GitHub