Sony PSP CFW 6.61 on PSP-1000 and PSP-3000 - YouTube
PlayStation Guide
PERMANENTLY Trick (CFW) YOUR PSP 6.61! 2018 Tutorial - YouTube
Modded Sony PSP 3000. Emerald Green. 6.61 CFW Mod. 128gb. - Etsy | Memory cards, Custom theme, Sony
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: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net