PSP 6.61 Infinity Hybrid Firmware by Davee, LME & PRO CFW Patch | PSXHAX - PSXHACKS
PSP Firmware 6.61 installieren + Custom Firmware 6.61 ME / LME - 2.3 + Plugins | Jailbreak Homebrew Forum MonkeyDesk
How to Mod Any PSP on Firmware 6.61 or Lower! - Infinity 2.0 Permanent CFW - YouTube
How to install a permanent CFW on any PSP without hardmod. | GBAtemp.net - The Independent Video Game Community
PlayStation Portable - Wikipedia
PlayStation Portable system software | Ultimate Pop Culture Wiki | Fandom
PSP Custom Firmware Guide For All Models 2022 - pspunk
Help! Trying to update my PSP-1000 to latest 6.61 FW : r/PSP
How to Mod Any PSP on Firmware 6.61 or Lower! - Infinity 2.0 Permanent CFW - YouTube
I tried installing 6.61 PRO C2 and infinity v2.0.3 on my psp 3001 (following the instructions on the CFW guide of this subreddit) but it just shows corrupted data when I disconnect,