Helpful to verify reports of your own downtime, or to double check a downed website you are trying to access.
One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.
You will have to use an offline registry editor to delete the SpecialAccounts key in the registry, unless you have another administrative user on the machine.
PCRegedit creates a linux live cd that will allow you to edit the registry on boot. Browse to the software hive from the file menu that is displayed. Then navigate to the SOFTWARE\Microsoft\Windows