This page lists all installed DirectX files. Double-clicking any item will open the file properties window.
This page provides DirectDraw device information. Double-clicking the drivers will run the DirectX Diagnostics tool. Links to the graphics card manufacturer's driver download website are provided at the bottom of the page.
This page provides DirectSound device information. Double-clicking any of the listed devices will run the DirectX Diagnostics tool.
This page provides DirectInput device information (such as mouse and keyboard properties).