: If you see "Unlicensed Product" messages, common fixes include checking your internet connection, signing out and back in, or using the Microsoft Support and Recovery Assistant. Where to enter your Office product key - Microsoft Support
: Microsoft recommends uninstalling older versions of Office before installing a new one to prevent activation errors. activacion microsoft office
Introduce las credenciales de la cuenta con la que realizaste la compra. : If you see "Unlicensed Product" messages, common