Despiser

You might try to enable the Super Admin Account.

To turn on this 'super' administrator account, type cmd in the search box WAIT don't hit enter! cmd will appear at top. Rt click on it to 'run as administrator'.
go enable this account, type this command & hit Enter:
Net user administrator /active:yes To disable this account, type this command & hit Enter:
Net user administrator /active:no If you decide need a password for the administrator's account that you are going to activate or if you are unable to activate it with a blank password:
Net user administrator P@$$w0rd
Net user administrator activate:yes
Hit enter. You will get a message: The command completed successfully.
(Where P@$$w0rd has been taken as an example password)
Switch user and log on using this password.