How to Reset Administrator Password in Windows Server 2008

How to reset Administrator password if we forgot same in Windows Server 2008.

• Boot server from Microsoft Windows Server 2008 DVD.

• From the Install Windows Menu click "Next" .

• Select "Repair your Computer".

• In the System Recovery Options, Select the Operating System instance that you wish to repair and click "Next".

• Select "Command Prompt".

•  At the Command Prompt, run the following Commands:

           C:\>
           C:\>cd windows
           C:\WINDOWS\system32>
           ren Utilman.exe Utilman.exe.old
           copy cmd.exe Utilman.exe

• Reboot the Server allowing Windows to load normally.

• At the Logon Screen, Press Windows Key + U.

• At the Command Prompt, Enter following command:

         net user administrator password123
         This will set the Password for the Administrator user to be password123

Closing the Command Prompt, You should now be able to log back on to the server using the password you have provided in the last step.