Outlook: Delimiter setting admin policy

Summary

Admins will be able to define a tenant‑wide default value for the Mail Compose and Reply setting that controls whether commas are used to separate recipients. Updated June 2, 2026: We are in the process of correcting an issue with setting the policy. We expect to complete in mid-June. Thank you for your patience.

Status
Launched
General availability target
Jun 2026
Preview target
Not published
Products
Outlook
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability
Platforms
Web
Added to the roadmap
24 Feb 2026
Last changed
28 Jul 2026 · 2mo ago
recently changed
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