Allows users to decrypt EBOOT.BIN files and apply Prometheus or version patches, enabling older custom firmware versions to run newer game backups.
: Converts standard ISO files into the compressed CSO (Compressed ISO) format to save space on your Memory Stick. Game Updates iso tool 131 pspiso
: One of its most famous uses was the "Prometheus" patch, which allowed newer games requiring higher firmware versions to run on older Custom Firmware (CFW) like 5.00 M33-6 or 5.50 GEN-D3. Allows users to decrypt EBOOT
: It allows for renaming files, viewing game information, and organizing the ms0:/ISO/ folder. How to Install and Use ISO Tool 1.31 : It allows for renaming files, viewing game
Once installed, using the tool is also quite simple. The interface is text-based and navigable with the PSP’s buttons.
: Open ISO Tool from the PSP XMB menu under Game > Memory Stick . Select : Scroll through the list and select the target game.