If the administrator access is hidden
If the administrator account doesn’t appear when you start your computer, you can enable it.
- Right-click the Start button, then select Command Prompt (Admin).
- Type net user administrator /active: yes, then press Enter.
- Type Exit then press Enter.
The administrator account now appears on the log in screen. To disable it again, repeat the steps above and replace active: yes with active: no.
TIP: The default administrator account has no password.
For more information, visit support.microsoft.com.