How do I know what Sony PSP firmware version I have? - Ask Dave Taylor
Found my old PSP-2001 want to upgrade to latest firmware without bricking : r/PSP
PSP 6.61 Infinity PRO Custom Firmware Tutorial! (Permanent CFW) 2018! - YouTube
:max_bytes(150000):strip_icc()/psp---sony-playstation-portable-console-534194895-5ba7b4ee4cedfd0025962aa2.jpg "PSP FAQ - How Do I Update My PSP Firmware?")
PSP FAQ - How Do I Update My PSP Firmware?
PSP: Custom Firmware M33 source released for popular tool's 10 year anniversary - Wololo.net
PSP firmware 5.01 coming soon to fix Memory Stick issues | Engadget
Blue PSP 3000 w/Box Bundle Complete - Modded Custom Firmware (CFW)
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
:max_bytes(150000):strip_icc()/GettyImages-82623144-5a4c3b37494ec900369a3440.jpg "Find Out Which Firmware Version a PSP Runs")
Find Out Which Firmware Version a PSP Runs
PRO Firmware PSP - GameBrew
VERY EASY) Install Custom Firmware 6.60 PRO B10 PSP 1000, 2000, 3000 + DL - YouTube
How to Downgrade PSP Firmware - Nerd Bacon Reviews
4 Ways to Upgrade Your PSP Firmware - wikiHow
4 Ways to Upgrade Your PSP Firmware - wikiHow
Installing Custom Firmware on a PSP : 9 Steps - Instructables
Purchased this PSP and it has firmware 1.0 : r/PSP
4 Ways to Upgrade Your PSP Firmware - wikiHow
How To Update Any PSP To Official 6.61 In 2018! - YouTube
How to Update Your PSP Firmware
PSP: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net
How to install custom firmware on PSP - Easy 2021 (version 6.60) - YouTube
PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Digiex
PSP update: 6.61, firmware, PlayStation
