Easy Mod For Any PSP/ PSP Go / PSP Street 6.61 CFW Permanent In Just 8 minutes - YouTube
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
How to Mod Any PSP on Firmware 6.61 or Lower! - Infinity 2.0 Permanent CFW - YouTube
Best PSP CFW??? | GBAtemp.net - The Independent Video Game Community
Found my old PSP. Would it be worth it upgrading to a newer CFW? It currently has a few emulators with a ton of roms running perfectly fine. Anything I'm missing out
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
4 Ways to Upgrade Your PSP Firmware - wikiHow
Every PSP Emulator You Will Need! (30 Emulator Pack) - YouTube