CM File Manager v3.30 ( Best file manager for the PSP ) - YouTube
How To] Downgrade Firmware on PSP Fat/Slim From 6.60 to 6.XX In Less Than 7 Minutes - YouTube
PSP: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net
Downgrading PSP 3k TA093 04g not working. - wololo.net/talk
Remove cfw 6.61 pro-c | GBAtemp.net - The Independent Video Game Community
How To Install PSP 6.60 PRO-C2 Custom Firmware! - YouTube
PSPHACKS 1.03] Downgrading Your Custom Firmware From 6.61 to 6.60 Using Chronoswitch 7.0 - YouTube
How to Downgrade any PSP on 6.60 - YouTube
Downgrading PSP 2000 using Chronoswitch v7 from 6.61 to 6.60 - error CAAFFFFFCF7 · Issue #1 · DaveeFTW/Chronoswitch · GitHub
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
Chronoswitch Downgrader | PSP.SceneBeta.com
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 downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
how to downgrade psp firmware - chronoswitch - YouTube
6.60 Archives - Wololo.net
PSP: Returning to Firmware 6.60 from Firmware 6.61 - YouTube
Downgrading PSP 2000 using Chronoswitch v7 from 6.61 to 6.60 - error CAAFFFFFCF7 · Issue #1 · DaveeFTW/Chronoswitch · GitHub
Downgrading PSP 2000 using Chronoswitch v7 from 6.61 to 6.60 - error CAAFFFFFCF7 · Issue #1 · DaveeFTW/Chronoswitch · GitHub
PSP: 6.61 Infinity - Davee's 'Permanent Patch' for System Software 6.61 - Wololo.net