PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Digiex
PSP 3.90 firmware update with Skype available | Engadget
Update the Firmware of Your PSP - CCM
PSP firmware 3.72 available, doesn't do much ... for now – Destructoid
Complete Guide to PSP Custom Firmware - Revive Today
PSP Firmware Update 5.5 Available Soon
PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Digiex
PSP: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net
PSP Firmware update manually - here's how
4 Ways to Upgrade Your PSP Firmware - wikiHow
System Update
4 Ways to Upgrade Your PSP Firmware - wikiHow
4 Ways to Upgrade Your PSP Firmware - wikiHow
Sony PSP gets firmware update, hints PlayStation Store is coming back soon - SlashGear
Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
PSP software update incoming, plus Xperia Media Go update | VG247
PSP Firmware update manually - here's how
4 Ways to Upgrade Your PSP Firmware - wikiHow
PlayStation Portable - Wikipedia
Major PSP firmware update adds tethering, Media Go | TechCrunch
How to Update Your PSP Firmware
How to Update Your PSP Firmware
PSP firmware update v4.05 release is imminent – Destructoid
Complete Guide to PSP Custom Firmware - Revive Today
