Reduce Input Delay & Edit Faster... -

Windows is designed for general use, not necessarily for millisecond-perfect response times.

Higher refresh rates (144Hz, 240Hz+) reduce "system latency" by showing you the most recent frame sooner. Ensure your Windows display settings actually match your monitor's capabilities. Reduce Input Delay & Edit Faster...

Ensure your software is utilizing "GPU Acceleration" (CUDA or OpenCL) so that the timeline scrubbing feels snappy rather than sluggish. Windows is designed for general use, not necessarily

Use G-Sync or FreeSync to eliminate screen tearing without the massive input lag penalty of traditional V-Sync. Windows is designed for general use

If you have a modern GPU, enable these settings in your game or software. They synchronize the CPU and GPU work, preventing a "render queue" backup that causes lag. 3. Software and OS Tuning