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,
Playstation Portable (PSP) softmod - Dreamcast.nu
PSP Custom Firmware Guide For All Models 2022 - pspunk
PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Digiex
PSP FW 6.61 PRO-C2 - Hackinformer Forum
PRO Firmware PSP - GameBrew
I can't make 6.60 Pro C or C2 permanent on my PSP 1001 Phat | GBAtemp.net - The Independent Video Game Community
PlayStation Guide
Preparing My PSP GO For Infinity 2.0 Update! (6.61 PRO C2) - YouTube
How to install a permanent CFW on any PSP without hardmod. | GBAtemp.net - The Independent Video Game Community
Installing Custom Firmware on a PSP : 9 Steps - Instructables
Psp cfw 6.60 Pro-C2 with 180+ games bundle in E6 Newham for £70.00 for sale | Shpock
Got this baby. System version is 6.39. Never been hacked. What should I do to hack it? 6.60 or 6.61? Confirmation button is O. Can I switch it to X with Infinity