Adding custom Add-in in Outlook Web Application

This section outlines the steps required to manually enable the add-in in Outlook for Web so that it can be used in Outlook Desktop.

You can add the add-in to the Outlook Web application using the downloaded xml file.

Steps

  1. Navigate to https://outlook.office.com/mail/ and login using account credentials.
  2. Once logged in, navigate to https://outlook.office.com/mail/inclientstore or https://outlook.office365.com/owa/?path=/options/manageapps.
    This will bring the user to Add-Ins for Outlook screen.

  3. Click Add a custom add-in and Add from File.

  4. Select the downloaded xml file.
    Add-in should be added to the account.