Permanent 6.6x Custom Firmware For All PSP's! - Forums
Hack, Install Custom Firmware on Sony PSP-E1004 Street
How to Update Your PSP Firmware
Brightness control v1.6 plugin for PSP ( works on 6.20 , 6.35 , 6.39 , 6.60 and 6.61 ) : r/psphacks
Updating The PSP System Software to 6.60 / 6.61 - pspunk
PSP Infinity 2.0 Install Guide! (6.61 - 6.60) (WORKING ON EVERY PSP) - YouTube
PSP Firmware Update 6.61 | GBAtemp.net - The Independent Video Game Community
Complete Guide to PSP Custom Firmware | ReviveToday
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
Modifica PSP - Firmware 6.60 - eManUSB - 2.0
How do I uninstall 5.50 GEN-D3 from this silver PSP-1001? I am giving these as Christmas presents and want them all on 6.60 PRO-C2. : r/PSP
Why do so many people prefer 6.60>6.61? : r/PSP
How to install custom firmware on PSP - Easy 2021 (version 6.60) - YouTube
Installing Custom Firmware on a PSP : 9 Steps - Instructables
Davee teases Infinity 2.0 – Adds PSP E1000 support, provides bug fixes and other improvements! - Wololo.net
Sony PSP-1000 in GREAT shape w/6.60 Pro-C CFW! inc. Games, Emulators, 4GB card. | #1789310737
4 Ways to Upgrade Your PSP Firmware - wikiHow
The last missing piece: Permanent 6.60 CFWs for all PSPs in near future!? - Wololo.net
PsP Modifica 6.60 dualbot - WonderLand
Custom Firmware Wizard | ReviveToday
4 Ways to Upgrade Your PSP Firmware - wikiHow
PSP Official Firmware - Hackinformer
