Even with a high-end PC, your mouse and keyboard can be the weak link.
Always run Fortnite in Fullscreen , not Windowed or Windowed Fullscreen. This gives the game direct control over the display output, bypassing the Windows Desktop Window Manager. How To Get Less Input Delay in Fortnite...
Always turn V-Sync Off . While it prevents screen tearing, it introduces significant input lag by forcing the GPU to wait for the monitor’s refresh cycle. 2. Fine-Tuning Windows and GPU Drivers Even with a high-end PC, your mouse and
Right-click the Fortnite executable, go to Properties > Compatibility, and check "Disable fullscreen optimizations." Always turn V-Sync Off
The most impactful way to reduce delay is to maximize your frame rate (FPS). Higher FPS naturally lowers system latency because the engine processes inputs more frequently.
Ensure your gaming mouse is set to its highest polling rate (typically 1000Hz or 8000Hz ). This determines how many times per second your peripheral reports its position to the PC.
Switch to Performance Mode (Lower Graphical Fidelity) . This is the gold standard for competitive play as it drastically reduces CPU and GPU overhead.