Activation Issue seen with Windows 8
Error Message -
Run the Command Prompt with RUN-AS Administrator using ELEVATED RIGHTS
Right click on the start-button -> select Command Prompt (admin)
Or: Windows+Q->cmd->right click onto CMD -> Appbar “Run as admin”
slmgr.vbs –ipk Where “VVVVV-VVVVV-VVVVV-VVVVV-VVVVV” is your downloaded product key.
End result -