4 Ways to Upgrade Your PSP Firmware - wikiHow
Help! Trying to update my PSP-1000 to latest 6.61 FW : r/PSP
Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
Can someone help me update my psp 1001 from 2.80 to 6.61 : r/PSP
PSP: 6.61 Infinity - Davee's 'Permanent Patch' for System Software 6.61 - Wololo.net
PSP 6.61 Firmware Update for Windows - Free Download
What is the best way to update a PSP via USB? - Quora
PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Page 19 | Digiex
Update to 6.61 Infinity? : r/PSP
Custom Firmware freezes PSP 2000 and when I restart it the version is still 6.61 and has not updated | GBAtemp.net - The Independent Video Game Community
Sony Updates Its PSP Console with Firmware 6.61 – Download Links Available
PSP Uninstall/Remove Infinity 6.61 Custom Firmware (CFW) - YouTube
PlayStation Guide
PSP 6.61 Infinity PRO Custom Firmware Tutorial! (Permanent CFW) 2018! - YouTube
Updating The PSP System Software to 6.60 / 6.61 - pspunk
PSP: 6.61 Custom Firmware! 6.61 ME & 6.61 LME CFW! - YouTube
Risen from the dead: PSP Firmware 6.61 is now available! - Wololo.net
PSP Official Firmware - Hackinformer
Davee's Infinity CFW - Permanent 6.61 CFW on All 3000 & Go Models! | GBAtemp.net - The Independent Video Game Community
Davee's 6.61 Infinity project update - PSP Go
4 Ways to Upgrade Your PSP Firmware - wikiHow
Hi! i got this street model psp and wanted to know if it was hacked, this is the current version, what could i do to know? : r/psphacks
PSP System Update 6.61 - YouTube
