Type slmgr.vbs /ato and press to trigger the online activation. Method 3: Phone Activation If you don't have an active internet connection: Press Windows + R , type slui 4 , and press Enter . Select your country or region.
A product key is a unique code used to verify that your copy of Windows is genuine. It typically follows this format: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX . windows-8-1-product-key-with-activation-guide-32bit-64bit
Enter your . Windows will automatically verify the key online. Method 2: Activation via Command Prompt (Advanced) Type slmgr
: This usually happens if you are using an "Upgrade" key on a drive that doesn't have a previous version of Windows installed. type slui 4