Windows 11 comes pre-installed with the latest version of DirectX (typically DirectX 12) as a built-in feature of the operating system. However, DirectX 11 remains highly relevant as it is the default API for many games and applications, and Windows 11 includes several optimizations to improve the performance of older DX11 titles.

to fix corrupted OS components that might interfere with DirectX. DirectX 11 vs. DirectX 12