The process of updating office add-in is simple and straight forward, the system will install the latest version that is published on Microsoft Store. In this guide, we’ll walk you through the steps to ensure your system is updated properly.
- Open the Microsoft Admin Center.
- Open the SharePoint Admin Center.
- Click on More Features and then select Open Apps.
- Click on Classic Experience.
- Click on Files, then Mark Our App, and click on Upgrade Store App.
- Check the box next to “Make this solution available to all sites in the organization”, and then click Deploy.