Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
How to downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
4 Ways to Downgrade a PSP - wikiHow
How to downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
4 Ways to Downgrade a PSP - wikiHow
How to downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
4 Ways to Downgrade a PSP - wikiHow
How to downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
How To Downgrade your PSP & Upgrade to a Custom Firmware
How To Downgrade your PSP & Upgrade to a Custom Firmware
How to: PSP® CFW and OFW Downgrading - wololo.net/talk
Downgrade A PSP - Prime Inspiration
4 Ways to Downgrade a PSP - wikiHow
How To Downgrade your PSP & Upgrade to a Custom Firmware
How to Downgrade and Remove PSP Firmware AND Update PSP to Official Firmware! - YouTube
4 Ways to Downgrade a PSP - wikiHow
I need an expert's advice. I bought this PSP and I want to hack it. The problem is I'm not sure if I can downgrade this firmware since its a permanent csw?
HELP] downgrading PSP 2000 using chronoswitch v7 from 6.61 to 6.60 - error CAAFFFFFCF7 : r/PSP
DOWNGRADE ALL PSP MODELS FROM 6.60 6.38 6.39 6.35 6.20 TO 5.03 6.20 6.35 6.39 *NO PANDORA* - YouTube
I was trying to downgrade my PSP go to 6.20, but it warned me that the [Resume game] feature would be deleted. Does that mean I won't be able to use the
PSP - How to update (and accidentally downgrade / factory reset) the firmware on DTP-T1000 (Plus download links.) | Obscure Gamers