This password reset applies to Windows Server 2008 R2 and Windows Server 2008 Enterprise Edition. To Reset Windows Server 2008 domain admin password Ill be using the Server installation disc.

1. Insert the installation disc in your locked Server 2008 and boot from it. When prompted with the Language,Time and Keyboard click on Next.

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2. Click “Repair your computer“on the bottom left of the screen. DO NOT CLICK ON INSTALL NOW!!

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3. Select the Operating System if is not already selected, and click Next.

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4. Click on “Command Prompt” link.

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5. Enter the following command to backup the utilman.exe file:

Move C:\Windows\System32\Utilman.exe C:\Windows\System32\Utilman0.exe.

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6. Now copy cmd.exe and rename it to Utilman.exe:

Copy C:\Windows\System32\cmd.exe C:\Windows\System32\Utilman.exe

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7. Now restart the server.

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8. When it reboots, at the Logon screen click on the Ease of access icon.

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9. To change the Admin password enter the following command::

net user administrator *

10. You’ll be prompted to enter and confirm your new Password. While typing your new password you wont be able to see the characters being entered.

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11. Done. You’ve just changed the Administrator password.

To change utilman0.exe. Back to it’s original state. Go thought the same process and enter the following command:

Move C:\Windows\System32\Ultiman0.exe C:\Windows\System32\Ultiman.exe

you’ll be asked to overwrite enter the letter “Y” and press Enter.

Video Tutorial:

http://www.avoiderrors.net/reset-windows-server-2008-password/

Reset Forgotten Domain Admin Password on Server 2012

This tutorial will show you how to reset forgotten domain admin password on Server 2012. To accomplish the task you would need the Windows Server 2012 installation disc.

1. Boot from the Windows Server 2012 installation disc. When prompted with the Language, Time and Keyboard click on Next.

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2. At the bottom left of the screen click the option to Repair your computer. DO NOT CLICK ON INSTALL NOW!!!

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3. Select the  Troubleshoot Option.

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4. Now select Advanced options.

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5. Lastly select Command Prompt.

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Your Windows installation is now located on D: drive so you would enter a command with the letter D: instead of C: This happened because we booted of the disk, the operating system tends to change the drive letters when that happens.

6. Enter the following command to backup the utilman.exe file:

Move D:\Windows\System32\Utilman.exe D:\Windows\System32\Utilman0.exe.

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7. Now copy cmd.exe and rename it to Utilman.exe:

Copy C:\Windows\System32\cmd.exe C:\Windows\System32\Utilman.exe

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8. Now restart the server. At the welcome screen, press the Windows key plus “U” on your keyboard to open the command prompt.

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9. In the command prompt enter the following command to reset the admin password:

net user administrator new password

10. Done!! You’ve just changed the Administrator password.

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11. To change utilman0.exe. Back to it’s original state. Go throught the same process and enter the following command:

Move D:\Windows\System32\Ultiman0.exe D:\Windows\System32\Ultiman.exe

you’ll be asked to overwrite enter the letter “Y” and press Enter.

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Video Tutorial:

http://www.avoiderrors.net/reset-admin-password-server-2012/