: Modern iterations include the "Stargate" engine, which provides built-in fixes for games that originally had anti-piracy measures. Standard Archive Usage
If you want to build a personal, legal PSP ISO archive: Psp Iso Archive
The PSP ISO Archive
PSP ISO archives work by storing the game data in a compressed format, which can be easily transferred and stored. When a user wants to play a game, they can load the ISO file into a PSP emulator or a physical PSP console, which then reads the data and plays the game. : Modern iterations include the "Stargate" engine, which
Use a tool called CISO (also known as PSP ISO Compressor). A 1.6GB ISO (e.g., God of War ) can shrink to 900MB CSO with no noticeable gameplay slowdown on real hardware. Psp Iso Archive