Because the game was built for more powerful hardware like the PS2, it cannot run natively on a standard PSP. Most "GTA: SA" Eboot files found online fall into these categories: Gta San Andreas Psp Eboot Pbp - Facebook

. Rockstar released GTA: Liberty City Stories and Vice City Stories on PSP, but San Andreas never came to the platform.

You can enjoy other GTA games on PSP via Eboot.PBP:

So, what are people actually downloading?