PSP: Custom Firmwares for Firmware 6.61 possible - Currently being updated! - Wololo.net
PSP Firmware Update 6.61 | GBAtemp.net - The Independent Video Game Community
Risen from the dead: PSP Firmware 6.61 is now available! - Wololo.net
PSP: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net
Why do so many people prefer 6.60>6.61? : r/PSP
Update to 6.61 Infinity? : r/PSP
PSP Custom Firmware 6.00-6.61
How To Update Any PSP To Official 6.61 In 2018! - YouTube
How To Downgrade PSP 6.61 To 6.60! (Chronoswitch Downgrader) 2017! - YouTube
PSP Official Firmware - Hackinformer
Risen from the dead: PSP Firmware 6.61 is now available! - Wololo.net
Got my PSP GO Today :) it has custom firmware 6.61 : r/PSP
PSP: 6.61 Custom Firmware! 6.61 ME & 6.61 LME CFW! - YouTube
4 Ways to Upgrade Your PSP Firmware - wikiHow
PSP 6.61 Infinity Permanent CFW (LME & PRO) 2018 Tutorial! - YouTube
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
How to Mod Any PSP on Firmware 6.61 or Lower! - Infinity 2.0 Permanent CFW - YouTube
PSP 6.61 PRO-C2 Permanent Custom Firmware - YouTube
How to install a permanent CFW on any PSP without hardmod. | GBAtemp.net - The Independent Video Game Community
PSP: Under the hood of 6.61 Infinity - Wololo.net
Playstation Portable (PSP) softmod - Dreamcast.nu
PSP 6.61 Infinity PRO Custom Firmware Tutorial! (Permanent CFW) 2018! - YouTube
Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
