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,
PSP update: 6.61, firmware, PlayStation
MINECRAFT PSP EDITION GAMEPLAY!! - YouTube
MineCraft on a PSP 1000 : 3 Steps (with Pictures) - Instructables
Help! Trying to update my PSP-1000 to latest 6.61 FW : r/PSP
4 Ways to Upgrade Your PSP Firmware - wikiHow
Psp 6.61 pro-c infinity , cft theme file not showing , i install already cxmb file , and vsh txt , re doing it 12 times nothings change : r/PSP