Buy Grand Theft Auto: San Andreas from an official store or platform
Check the game’s system requirements before downloading
Sign in to your account on the official platform
Search for Grand Theft Auto: San Andreas
Purchase or redeem the game if required
Open your game library
Click Download or Install
Wait for the download to finish
Launch the game from the platform or desktop shortcut
If you already own a physical copy, use the official installer or activation method provided with it