Modern Windows installations come with numerous background processes, telemetry, and features that can consume system resources. FoxOS is a custom modification of Windows 10, specifically version 1709 (the "Fall Creators Update"), which many competitive gamers prefer because it is known for having and more stable frame timings than later versions. Key Features and Optimizations
: While some users consider 1709 the most stable gaming release with the best input lag, it lacks modern features like Hardware-Accelerated GPU Scheduling (HAGS) , which can lead to lower raw FPS in newer games compared to Windows 10 22H2. Key Performance Features