How to Mod Any PSP on Firmware 6.61 or Lower! - Infinity 2.0 Permanent CFW - The GamePad Gamer
PSP Custom Firmware 6.00-6.61
PSP Custom Firmware 6.00-6.61
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Digiex
6.60 or 6.61CFW? Permanent or temp? Pros/cons , opinions and knowledge needed | GBAtemp.net - The Independent Video Game Community
4 Ways to Upgrade Your PSP Firmware - wikiHow
Not booting into custom fw | GBAtemp.net - The Independent Video Game Community
Updating The PSP System Software to 6.60 / 6.61 - pspunk
PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Digiex
Remove cfw 6.61 pro-c | GBAtemp.net - The Independent Video Game Community
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
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
PSP update: 6.61, firmware, PlayStation
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
Why do so many people prefer 6.60>6.61? : r/PSP
Console info - How To Easy Jailbreak Any PSP 6.61 CFW Permanent. Tools : - 6.61 PRO C2 - infinity-2.0.3 Video Tutorial : https://youtu.be/l7-lmtrVbJo | Facebook
PSP: Custom Firmwares for Firmware 6.61 possible - Currently being updated! - Wololo.net