Right-click Command Prompt and select Run as administrator.įrom the drop-down list below, select your Office version and Windows version (32-bit or 64-bit) and run the commands as described. Right-click the Command Prompt icon, and select Run as administrator. Select the Start button (lower-left corner). On a PC where Office activation is failing, open the Command Prompt as described below: These are likely the keys that you'll use to replace the key that was used multiple times. Select View product key for the remaining Office products and copy or write them down. This is likely the product key that was used multiple times to install Office. Sign in to your Services & subscriptions page with the email and password associated with the Microsoft account that was used to install Office.Īfter you sign in, you should see a list of Office products that are associated with your Microsoft account.įor the first product that's listed on the page, select View product key.