Because GTA San Andreas is technically too big for the PSP’s native 64MB RAM, you need to tweak PPSSPP’s settings to avoid glitches.
Assuming you have a legal backup or are exploring the fan-converted version, here is how to get GTA San Andreas running on PPSSPP using the 7z file. gta san andreas 7z ppsspp
It sounds like you’re looking for information related to running on the PPSSPP emulator (PSP version), possibly in 7z compressed format . Here’s a breakdown of what you might be encountering or looking for: Because GTA San Andreas is technically too big