There are several ways to play PSP roms games on your computer or mobile device. One way is to use an emulator.

An emulator is a software program that allows you to run another platform's software on your own device. In this case, you can use an PSP emulator to run PSP games on your computer or mobile device.

There are a few different PSP emulators available, but the most popular one is Psp roms.  Psp roms is an open source emulator that is available for Windows, Mac, Linux, Android, and iOS.