PSP] How to Update a locked 5.50 GEN D2 CFW PSP To 6.60 Pro-C Custom Firmware | Easy Method 2022 - YouTube
how to psp update firmware 1000-2000-3000 5.50 to 6.61 | update psp 6.60 to 6.61| holesaleshop - YouTube
5.50 Prome-4 update? | GBAtemp.net - The Independent Video Game Community
PSP] How to Update a locked 5.50 GEN D2 CFW PSP To 6.60 Pro-C Custom Firmware | Easy Method 2022 - YouTube
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