Major PSP firmware update adds tethering, Media Go | TechCrunch
How to Update Your PSP Firmware
PSP firmware update 6.35 prepares America for Qriocity, adds x-Radar to XMB in Japan | Engadget
PlayStation Portable homebrew - Wikipedia
Sony Updates Its PSP Console with Firmware 6.61 – Download Links Available
PSP Firmware 5.00 Hacked | Hackaday
Sony's PSN Firmware Update Makes Its Way To PSP - Game Informer
Risen from the dead: PSP Firmware 6.61 is now available! - Wololo.net
PSP update: 6.61, firmware, PlayStation
May's firmware updates made PS3, Vita, and PSP games harder to get (and some inaccessible) – Delisted Games
4 Ways to Upgrade Your PSP Firmware - wikiHow
How do I know what Sony PSP firmware version I have? - Ask Dave Taylor
PS3 Firmware 2.50, PSP Firmware 5.00 Detailed | WIRED
PSP Firmware 6.35 Now Live, Adds Capability for Unlimited Cloud Music Service via Qriocity | by Sohrab Osati | Sony Reconsidered
4 Ways to Upgrade Your PSP Firmware - wikiHow
PSP Skype is here: firmware update ver3.90 released | Pocket Gamer
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PSP FAQ - How Do I Update My PSP Firmware?
Sony new firmware update for PSP tied to PS3 launch - CNET
PSP "Bogus" 1.00 Firmware CTF Theme : r/PSP
PSP 2.0 Firmware cracked - CNET
