Lower to 720p (1280x720) or use a 4:3 stretched resolution.

Switch your PC to "High Performance" or "Ultimate Performance" mode.

Close Chrome, Discord (disable hardware acceleration), and unnecessary startup programs. 4. Windows & Driver Tweaks

Ensure you are using the latest drivers from NVIDIA, AMD, or Intel.

Standard GTA V assets are heavy. Community-made "Citizens" can replace textures with lower-resolution versions.

Install a "Low End PC" Citizen to remove fog, clouds, and extra debris.

Drag the "Population Density" and "Distance Scaling" sliders to zero. 2. Use a "Low End" Graphics Mod

The fastest way to gain FPS is by lowering the load on your GPU.