PSP Custom Firmwares 6.20 ME-1.9 and 6.20 LME-1.9 (with perma patch) are now available! - Wololo.net
Infinity 2.0 released for the PSP, allows for persistent CFW on all models of PSPs on 6.60 and 6.61 | Page 2 | GBAtemp.net - The Independent Video Game Community
PSP Slim (6.60 PRO-C) with UK plug, Video Gaming, Video Game Consoles, PlayStation on Carousell
PSP: Homebrew installieren - so geht's - CHIP
Custom Firmware Wizard | ReviveToday
Permanent 6.6x Custom Firmware For All PSP's! - Forums - GameHacking.org
PSP-Firmware manuell updaten - so geht's - CHIP
How do I uninstall 5.50 GEN-D3 from this silver PSP-1001? I am giving these as Christmas presents and want them all on 6.60 PRO-C2. : r/PSP