Windchill Fundamentals > Working with Windchill Objects > Documents > Windchill Office Online Integration > Installing the Windchill Office Online Add-In
  
Installing the Windchill Office Online Add-In
Installing Windchill Office Online add-in allows you to perform common Windchill actions such as downloading, checking out, and checking in content in Office 365 applications.
To install the Windchill Office Online add-in, complete the following steps:
1. In the Windchill web application, click Quick Links > Software Downloads
2. On the Software Downloads page, click Windchill Add-in for Office Online. A manifest XML file is downloaded.
3. Deploy and publish Office add-in using Centralized Deployment method. For more information, refer Microsoft documentation.