Risen from the dead: PSP Firmware 6.61 is now available! - Wololo.net
Updating The PSP System Software to 6.60 / 6.61 - pspunk
How to downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
PSP Custom Firmware 6.00-6.61
Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
6.61 ME & 6.61 LME now available! : r/PSP
PSP: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net
4 Ways to Upgrade Your PSP Firmware - wikiHow
Tutorial : install 6.61 Pro c2 cfw - YouTube
How To Update Any PSP To Official 6.61 In 2018! - YouTube
PSP Custom Firmware Guide For All Models 2022 - pspunk
PSP 6.61 Infinity PRO Custom Firmware Tutorial! (Permanent CFW) 2018! - YouTube
Complete Guide to PSP Custom Firmware | ReviveToday
PSP 6.61 Infinity Hybrid Firmware by Davee, LME & PRO CFW Patch | PSXHAX - PSXHACKS
How to Update Your PSP Firmware
PSP Custom Firmware 6.00-6.61
PSP update: 6.61, firmware, PlayStation
PSP 6.61 Infinity Hybrid Firmware by Davee, LME & PRO CFW Patch | PSXHAX - PSXHACKS
PSP update: 6.61, firmware, PlayStation
PSP Firmware Update 6.61 | GBAtemp.net - The Independent Video Game Community
PSP Custom Firmware 6.00-6.61
PSP 6.61 Infinity Hybrid Firmware by Davee, LME & PRO CFW Patch | PSXHAX - PSXHACKS
4 Ways to Upgrade Your PSP Firmware - wikiHow
PSP: 6.61 Downgrader updated - Now supports PSP E1000 & firmware 6.60! - Wololo.net
