I just turned on my custom firmware psp and it isn't reading the iso files anymore even tho it was working fine the previous day. Any help is much appreciated thanks :
PSP Pre-release 1.00 Firmware - YouTube
Custom Firmware Help : r/PSP
PSP: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net
4 Ways to Upgrade Your PSP Firmware - wikiHow
Updating An Old 6.20 CFW PSP To The Latest 6.61 CFW! - YouTube