DirectX 8.1b

DirectX is a program designed to improve the performance of your computer in the reproduction of audiovisual applications, it is basic to have it installed and properly updated in your system if you want to take advantage of the latest developments in video games or 3D animations.

DirectX is formed by a set of libraries that are basic and essential to reproduce graphics, animations and sounds on your computer. It is therefore essential to install the DirectX version that corresponds to your operating system and keep it updated.

If some game doesn't work for you, it's probably due to the lack of this component or to the fact that you don't have the latest version installed.