DirectX Happy Uninstall(DHU) is a powerful management & maintenance tools for Microsoft DirectX. Using DHU, you can fix all of the DirectX errors and problems! With DHU, you can backup your PC’s DirectX and restore DirectX from this backup. In addition, using the DHU’s Disc-Rollback Feature is the most exciting thing, you can fix most of the DirectX problems via it. DirectX is an integral part of Microsoft Windows. A complete and correct DirectX Is very important for your computer. DHU can help you do that.