DirectX Happy Uninstall (DHU) allows for easy management of Microsoft DirectX libraries installed on the system. The tool offers features such as creating a copy of current DirectX settings with the option of restoring them at any time, DISC-ROLLBACK, i.e. recovering the original DirectX from the Windows Installation CD and FULL INSTALL for easy installation of the latest DirectX on Windows XP SP2(+) and Windows Server 2003 SP1(+) systems.