Assuming you are downloading a compressed file named like GTA_San_Andreas_70MB_MediaFire.7z , here is the optimized installation process for the best results:
Rockstar Games (now owned by Take-Two Interactive) still sells on the Play Store, App Store, and Steam. gta san andreas ppsspp download 70mb mediafire best
Let’s be clear: Rockstar Games owns the copyright to GTA: San Andreas. Downloading the game from MediaFire for free (the 70MB version) is at best, but legally, it is piracy unless you own the original game. Review: The "70MB GTA San Andreas" for PPSSPP