Enable or Disable Administrator Account On Login Screen in Windows 10

When you first install Windows 10, it will guide you through the process of creating a user account, be it local or Microsoft account. Generally, this account will have administrator rights. Along with the account you create, there are several other user accounts in Windows 10. Some user accounts are enabled by default. And, some accounts are disabled by default. One such account is the hidden administrator account. The administrator account is disabled by default. If you want to, you can enable the hidden administrator account.

In general, the hidden administrator account is only used for troubleshooting purposes. When changing system settings with the default administrator account, you will not see any UAC (User Access Control) prompts. Additionally, the hidden administrator account is quite a bit powerful than your regular administrator account. So, be careful while using it.
Methods 1: Enable Administrator account using Command Prompt
To enable the built-in Administrator local account using Command Prompt on Windows 10
1. Open Start on Windows 10. Search for Command Prompt, right-click the top result, and select Run as administrator.

2. Type the following command to enable the built-in Administrator account and press Enter:
net user "Administrator" /active:yes

3. After executing the command, you will see the command completed successfully response.

4. From now on, you can access the administrator account from the start menu or from the login screen.

If you want to disable the administrator account, execute the below command.
net user administrator /active:no
Methods 2: Enable Administrator account using PowerShell
1. Open Start on Windows 10. Search for PowerShell, right-click the top result, and select Run as administrator.

2. Type the following command to enable the built-in Administrator account and press Enter:
Get-LocalUser -Name "Administrator" | Enable-LocalUser

3. After you complete the steps, the default Administrator account will be enabled, and available from the Sign-in screen.
If you want to disable the administrator account, execute the below command.
Get-LocalUser -Name "Administrator" | Disable-LocalUser.
Methods 3: Enable Administrator account using Computer Management
1. Open Start. Search for Computer Management and click the top result to open the experience.

Or Open Run command box by simultaneously pressing Windows keys

+ R type lusrmgr.msc and then press Enter key to open Local Users and Groups window.

2. Expand the Local Users and Groups branch. Expand the Users branch.
3. On the right side, right-click the Administrator account, and select the Properties option.

4. In the user properties window, uncheck the checkbox Account is disabled

5. Click the Apply button. Click the OK button.
Once you complete the steps, the built-in Administrator local account on Windows 10 will be available from the Sign-in screen.
If you want to disable the account, you can use the instructions, but on step 4, make sure to check the Account is disabled option.
Methods 4: Enable Administrator account using Local Security Policy
1. Open Run command box by simultaneously pressing Windows keys

+ R and in the Run command box, type secpol.msc, and then click the OK button to open Local Security Policy.

2. In the left pane of the Local Security Policy window, click Local Policies, and then click Security Settings.
3. On the right-side, look for the policy entry named Accounts: Administrator account status, and then double-click on the same to open its Properties.

4. Under the Local Security Setting tab of the opened Properties, select the option titled Enabled, and then click the Apply button to enable the Administrator account.