Reset the Domain Admin password in Windows Server 2012 R2

1 – On your Windows Server 2012 R2, boot the server from Windows Server 2012 R2 Boot DVD

** Picture here shows you if you wrongly key in your password, it will stated The Password is incorrect. Try again.

2 – On the Windows Setup interface, click Next…

3 – Then click Repair Your computer…

4 – On the Choose an option interface, click Troubleshoot menu….

5 – On the Advanced options interface menu, click Command Prompt…

6 – On the Command Prompt interface, type :

d:
cd windows\system32
ren Utilman.exe Utilman.exe.old
copy cmd.exe Utilman.exe

7 – Close the Command Prompt interface, then click Continue…

8 – and your Server will restart and it will present log on screen, next, on the Log on screen click Windows Key + U, command prompt will pop up and type :

net user administrator Pa$$w0rd2 

** This will set the password for the Administrator to be Pa$$w0rd2 (case sensitive)…

9 – You can close the command prompt and you should now be able to log back onto the server using the password you have provided in the previous step…

10 – Once you confirm & verify that you can successfully log in to the Administrator profile, now lets do some clean up & repeat the steps above…

Reboot your server once again from Server 2012 R2 DVD @ media, on the Windows Setup interface, click Next…

11 – Click Repair your computer…

12 – Next, under Choose an option interface, click Troubleshoot…

13 – Under Advanced Options, click Command Prompt…

14 – At the Command Prompt, type :

d:
cd windows\system32
ren utilman.exe utilman.exe.new
copy utilman.exe.old utilman.exe

15 – Last step, exit command prompt, and click Continue and you should back up & running as usual…

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