: On PC, user files (saves and settings) are typically stored in the Documents folder. To make the game truly portable, players use the Portable GTA ASI mod , which forces the game to save all data within the game's own root folder rather than the system's Documents .
If you are choosing between the official mobile port and a portable PC setup, consider these technical differences: gta san andreas portable
How to install GTA files on my flash drive to simply plug and play : On PC, user files (saves and settings)