How to Fix Unlicensed Microsoft Office 2019 using Account? When you purchase Office 2019, you are provided with an account. Go to any Office application like Word, Excel, and PowerPoint. File > Account > Product Activation. Enter the login details for your Account. Automatically Office 2019 will pick the right License. Select one of the right licenses displayed in the list for multiple licenses in your Account. Check File > Account. You can see the Product Activation Status under Product Information If it says Product Activated, then your Office 2019 license is good to use. https://www.officelivesupport.com/unlicensed-product-error-when-opening-an-office-professional-plus-2019-application/



