You cannot play the full GTA San Andreas map on PPSSPP, because the game never existed on that console.
Once upon a time, in the digital corners of the internet, a legend began to circulate among Android gamers. It promised the impossible: GTA San Andreas gta san andreas android highly compressed 50mb ppsspp
If you are searching for Grand Theft Auto: San Andreas compressed to just 50MB for the PPSSPP emulator on Android, you are likely looking for a way to play this massive game without using much storage space. You cannot play the full GTA San Andreas