Reset forgotten Windows Administrator password

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1. Boot the server from a Windows installer ISO

2. Select "Repair" and "Troubleshooting" then click to open a command prompt

3. At the command prompt type:

move d:\windows\system32\utilman.exe d:\windows\system32\utilman.exe.bak
copy d:\windows\system32\cmd.exe d:\windows\system32\utilman.exe

4. Disconnect the ISO media and Reboot the server

5. When at the login screen click the below icon:


6. This will open a command prompt, at the command prompt type:

net user <username> <password>

7. Type "exit" to close the command prompt

You should now be able to login to the administrator account with the password you just set