Organizational Messages in Microsoft 365 will add email as a delivery channel, alongside Windows and Teams surfaces. Public Preview runs mid-November 2025 to late January 2026; General Availability starts mid-May 2026. Admins can send premade email templates, including Copilot welcome and weekly journey messages. No action needed now.
Applies to: Microsoft 365 suite · Microsoft 365 Copilot Chat
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).