{"id":565861,"title":"Outlook: S/MIME support for Shared Mailboxes and Delegate Mailboxes in New Outlook for Windows","description":"New Outlook for Windows will extend S/MIME support to shared mailboxes and delegate mailboxes associated with a user\u0027s primary account. Users will be able to sign, encrypt, decrypt, and reply to S/MIME-protected messages while working from shared and delegated mailboxes. #newoutlookforwindows","moreInfoLink":null,"publicDisclosureAvailabilityDate":"July CY2026","publicPreviewDate":"","created":"2026-06-15T23:00:45","publicRoadmapStatus":"Include this month","status":"In development","modified":"2026-06-15T23:00:45","locale":null,"tags":[{"tagName":"Worldwide (Standard Multi-Tenant)"},{"tagName":"GCC"},{"tagName":"Desktop"},{"tagName":"Outlook"},{"tagName":"General Availability"}],"tagsContainer":{"products":[{"tagName":"Outlook"}],"cloudInstances":[{"tagName":"Worldwide (Standard Multi-Tenant)"},{"tagName":"GCC"}],"releasePhase":[{"tagName":"General Availability"}],"platforms":[{"tagName":"Desktop"}]}}