Create Hidden Administrator Account

You must have an administrator account to perform this.

1.Create a Administrator account with User Account.

2. Open Regedit (Register Editor)

3. Navigate to HKEY_Local_Machine\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts (Create a new key if SpecialAccounts doesn't exist)

4. Create a new key called UserList under it create a REG_DWORD value with the name of your new user and a value of 0

This account will be hidden from the login screen but accessible through SMB login.