decoded365
← All changes
NewOutlook · Exchange Online

Outlook: Emails marked with External to be supported as Rules conditions

Admins and users can now use the External email tag as a condition in Outlook Inbox Rules across Outlook for Windows, Outlook Web, and Outlook for Mac, enabling more granular message filtering based on external sender status.

Key dates

  • 2024rollout (Rolling out globally to Standard Multi-Tenant, GCC, GCC High, and DoD)

Microsoft's description

The External tag on an email, set by the ExternalInOutlook feature, will now be usable as a condition in Outlook Inbox Rules. This change also makes available the ability to create or modify these Rules on the new Outlook for Windows, Outlook Web, and Outlook for Mac.

View on Microsoft roadmap →