: Locate your game's setting folder (usually in Documents\Rockstar Games\GTA V ), back up your original settings.xml , and replace it with the downloaded one. Adjust Crucial In-Game Graphics :

: For some older systems, using a DXVK compatibility layer can improve frame pacing by translating DirectX calls to Vulkan.

: Ensure your PC is set to High Performance in the Control Panel power settings.

Find a reputable settings.xml file designed for low-end PCs from sites like GTA 5 Mods or community guides on Steam Community.