Sony Updates Its PSP Console with Firmware 6.61 – Download Links Available
PSP 6.61 Firmware Update Download
How to Mod Any PSP on Firmware 6.61 or Lower! - Infinity 2.0 Permanent CFW - The GamePad Gamer
Updating The PSP System Software to 6.60 / 6.61 - pspunk
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
PSP Custom Firmware Guide For All Models 2022 - pspunk
Blue PSP slim 8gb updated with latest 6.61 Pro-c firmware, Video Gaming, Video Game Consoles, Others on Carousell
Just purchased this Psp 2001, can I update to a better custom firmware? What are my options? : r/psphacks
Infinity 2.0 released for the PSP, allows for persistent CFW on all models of PSPs on 6.60 and 6.61 | GBAtemp.net - The Independent Video Game Community
PSP: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
How To Update Any PSP To Official 6.61 In 2018! - YouTube
PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Digiex