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
Roadmap › 518288
Outlook: Support for Storing S/MIME Certificates in Contacts in New Outlook
- General availability
- 2026-05
- Preview
- —
- Added
- 24 Oct 2025
- Last modified
- 06 Jul 2026 23:00 UTC
- First archived
- 25 Aug 2026
- Release rings
- General Availability
- Clouds
- Worldwide (Standard Multi-Tenant), GCC