Infinity 2.0 PSP CFW Installer Released! - Hackinformer
4 Ways to Upgrade Your PSP Firmware - wikiHow
PSP Firmware Update 6.61 | GBAtemp.net - The Independent Video Game Community
Updating The PSP System Software to 6.60 / 6.61 - pspunk
Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
Risen from the dead: PSP Firmware 6.61 is now available! - Wololo.net
PSA: PSP firmware 6.20 now available for download – Destructoid
PSP Firmware Update (v6.10) – PlayStation.Blog
PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Digiex
PRO Firmware PSP - GameBrew
How To Update Your PSP TO 6.61 Official Firmware in 2021 - YouTube
4 Ways to Upgrade Your PSP Firmware - wikiHow
Sony Updates Its PSP Console with Firmware 6.61 – Download Links Available
Update: PSP Firmware 6.10 Available - Exophase.com
PSP firmware 6.10 is live and ready to Go | Engadget
Proto:PlayStation Portable - The Cutting Room Floor
4 Ways to Upgrade Your PSP Firmware - wikiHow
Sony updates firmware on PSP to v2.1 - CNET
Wireless PSP Custom Firmware installation is now possible! - Wololo.net
PSP Firmware 6.35 Now Live, Adds Capability for Unlimited Cloud Music Service via Qriocity - SonyRumors
How To Update Any PSP To Official 6.61 In 2018! - YouTube
