Lowering the 3D Resolution to 75% or less significantly reduces the number of pixels the GPU must render while keeping the user interface crisp.
Disabling V-Sync reduces input lag. Capping the frame rate at your monitor’s refresh rate (e.g., 60Hz) prevents the system from overworking, which helps maintain consistent frame times and reduces stutters. II. Windows & System Tweaks Fortnite FPS Booster Pack For Low End PC
Troubleshooting low frame rate (FPS) in Fortnite - Epic Games Lowering the 3D Resolution to 75% or less
Switching to "Performance - Lower Graphical Fidelity" in the display options is the most effective way to boost FPS. It offloads some of the rendering workload from the GPU to the CPU, which is crucial for older systems. 60Hz) prevents the system from overworking