VMware vSphere ESXi
Note: This procedure modifies the Windows registry. Before making any registry modifications, ensure that you have a current and valid backup of the registry and the virtual machine.
The preceding link was correct as of July 21, 2014. If you find the link is broken, provide feedback and a VMware employee will update the link.To manually edit the registry login to Windows using VM console:
In Windows 2008 R2:
Note:Double-click the name to enter the data value.