Showing results for Outlook Add-ins - Microsoft 365 Developer Blog

In April, we announced that Exchange tokens will be turned off by default for all tenants in October 2024. This has been updated and you should have more time to move your Outlook add-ins from Exchange tokens to NAA.

We are decommissioning the Outlook REST v2.0 and beta endpoints starting March 31, 2024.

Today, we’re announcing that entity-based contextual add-ins in Outlook will be deprecated in Q2 of 2024.