SeriesCustom Firmware developers Virtous Flame and Coldbird known for creating the Homebrew Enabler for 6.35 Firmware . This Custom Firmware has almost all the features of a normal, will allow us to run Backup (ISOs) from the XMB , we have a VSH Menu to view or change some system settings and much more . Valid for all types of PSP.

http://psp.scenebeta.com/noticia/custom-firmware-pro