How to activate windows 8 RTM

Posted: September 9, 2012 in Tips & Trick

Last week, i’m upgrading my laptop from Windows 7 Enterprise to Windows 8 RTM. And now i will shared how to activate windows 8. Below are step-by-step to activate windows 8 RTM

  1. Open CMD (run as administrator)
  2. type this command:

C:\Windows\System32>slmgr.vbs –ipk xxxxx-xxxxx-xxxxx-xxxxx-xxxxx-

Now your windows 8 already active.


  1. Hi Panji, you can also type in the command prompt “slui 3” , a window will pop-up and type in the product key

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