Enable the Built-In Windows 7 Administrator Account
You can hover over the CMD line and press CTRL + SHIFT + ENTER to invoke the “Run as Administrator” shortcut.
In the Command Prompt window, type:
Note how the Administrator account is there, yet the new user account has not been yet created.
To set the Administrator’s account password:
net user *
net user Administrator *
Then enter the required password and confirm it.
To enable the Administrator’s account:
net user administrator /active:yes