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
Sony updates PSP Go firmware, games list - CNET
How to Update Your PSP Firmware
PSP firmware update 6.35 prepares America for Qriocity, adds x-Radar to XMB in Japan | Engadget
PS3 Firmware 2.50, PSP Firmware 5.00 Detailed | WIRED
PSP update: 6.61, firmware, PlayStation
:max_bytes(150000):strip_icc()/psp-1000-5bf874fdc9e77c0051ab4a48.jpg "A Guide to the Sony PSP (Playstation Portable)")
A Guide to the Sony PSP (Playstation Portable)
Sony PSP-2000 6.61 Firmware (Metallic Blue) 128GB & Charger & TV Component Cable | eBay
Hack, Install Custom Firmware on Sony PSP-E1004 Street
How to install custom firmware on PSP - Easy 2021 (version 6.60) - YouTube
Sony new firmware update for PSP tied to PS3 launch - CNET
Sony Updates Its PSP Console with Firmware 6.61 – Download Links Available
PlayStation Portable homebrew - Wikipedia
PSP Firmware 6.35 Now Live, Adds Capability for Unlimited Cloud Music Service via Qriocity | by Sohrab Osati | Sony Reconsidered
How To Update Any PSP To Official 6.61 In 2018! - YouTube
PSP 2.0 Firmware cracked - CNET
How To Update Official PSP Firmware In 2022 Without WIFI Access - YouTube
PSP Skype is here: firmware update ver3.90 released | Pocket Gamer
Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
PSP firmware update adds NeoGeo, TG-16 folders - GameSpot
PSP Firmware 5.00 Hacked | Hackaday
How do I know what Sony PSP firmware version I have? - Ask Dave Taylor
Risen from the dead: PSP Firmware 6.61 is now available! - Wololo.net
Major PSP firmware update adds tethering, Media Go | TechCrunch
