Right-click the Start button and select or Windows PowerShell (Admin) .
You will need a (formatted as XXXXX-XXXXX-XXXXX-XXXXX-XXXXX) to activate. Method A: Online Activation Open PC settings from the Start menu or Charms bar. Select Activate Windows . Activition windows 8.1 for 64 and 32 bit download microsoft
Type slmgr.vbs /ipk XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (replacing the X's with your key) and press . Right-click the Start button and select or Windows