Microsoft 365 Roadmap

Outlook
Support for Storing S/MIME Certificates in Contacts in New Outlook

Feature details and release plans from a build snapshot of Microsoft's official roadmap feed.

All Microsoft 365 updates
Product
Outlook
Release status
Launched
RSS publication

Feature overview

The new Outlook will now allow users to store S/MIME encryption certificates within their Contacts. This enables users to save certificates directly in contact entries and use them to send S/MIME encrypted emails to the contacts. #newoutlookforwindows

Expected release date

May CY2026

Source: Microsoft 365 Roadmap RSS (build snapshot) Feature ID: 518288

RSS snapshot built . Refreshed on rebuild and deployment.

View on Microsoft