Sony Updates Its PSP Console with Firmware 6.61 – Download Links Available
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
Sony Updates Its PSP Console with Firmware 6.61 – Download Links Available
Just purchased this Psp 2001, can I update to a better custom firmware? What are my options? : r/psphacks
How To Downgrade PSP 6.61 To 6.60! (Chronoswitch Downgrader) 2017! - YouTube