5.03 Prome 4 : for PSP with firmware

5.03 Prome 4 : for PSP with firmware non permanen, 5.03 GEN-C Install Tutorial:1. Download archive prome, then extract to folder that in the PC.2. copy that folder to X:\PSP\GAM...E\3. go to the XMB, pick--> GAME -> Prometheus.link download : http://www.mediafire.com/?3336if6rkx90m6ithe new one is CFW for PSP 300x 6.20 TN-CCustom firmware 5 00, 5 03 & 5 50 prometheus-3 update 4 released update