Prometheus-4 for 5.00 M33, 5.03 GEN-C and 5.50 GEN-D3
Faulty psp 1k & 3k for fixing sparepart, Video Gaming, Video Game Consoles, PlayStation on Carousell
updating cfw from 5.50 prome 4 to 6.61 on jap version psp 1004 : r/PSP
5.50 Prometheus-4 Upgrade Guide ~
CONSOLE PSP SONY Playstation Portable 1004 5.50 Prime-4 - Chargeur + CM 4go EUR 64,99 - PicClick FR
How To] Upgrade your PSP to 5.50 Prome-4 ( w/Download Link ) - YouTube
2023年最新】PSP 5.50 PROME-4の人気アイテム - メルカリ
How To Hack PSP 5.50 Prometheus To 6.60 PRO-C - YouTube
CFW 5.50 Prome-4 - PSP∞改造
Just found my PSP. It has version 5.50 Gen-B. Don't remember when I updated it last. What is the last version and is there any reasons for me to update? Are there