
Administrative rights: You should have administrative permissions on the computer to run the activation.Computer access: You’ll need access to the computer on which Office is installed to complete the activation process.Phone line: A phone line is needed to call Microsoft’s automated activation service.Genuine Microsoft Office product key: Make sure you have a valid product key for the version of Office you’re trying to activate.What happens if I lose my confirmation ID?īefore you begin the phone activation process for Microsoft Office 2021 or 2019, there are some requirements you need to ensure:.Can I use the same product key on multiple computers?.Can I activate older versions of Microsoft Office by phone?.


Why would you want to activate Office by telephone?.Cannot reach the automated phone system.Step-by-step guide for activating Office by phone.
