MC1189665 – M365 Change Digest

One-line summary

Organizational Messages will support email as a delivery channel, letting admins send templatized messages, including Copilot welcome/onboarding emails, starting mid-May 2026.

Similar updates

Details

RoadmapIds

503562

Summary

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.

Platforms

Web

Body (from Message Center)

Updated April 27, 2026: We have updated the timeline. Thank you for your patience.

[Introduction]

Organizational Messages will soon include email as a delivery channel, expanding beyond existing surfaces such as the Windows Taskbar, Windows Notifications, Windows Spotlight, and Teams popovers. This enhancement helps organizations reach users through familiar communication channels, improving engagement and adoption.

This message is associated with Microsoft 365 Roadmap ID 503562.

[When this will happen]

Public Preview (Worldwide): Rollout began in mid-November 2025 and is expected to complete by late January 2026.
General Availability (Worldwide): Rollout begins in mid-May 2026 (previously late April) and is expected complete by mid-June 2026 (previously late May).

[How this will affect your organization]

Who is affected: Admins managing Organizational Messages in Microsoft 365.

What will happen:

Email will be added as a delivery channel for Organizational Messages.
Admins can send premade, templatized messages via email in addition to existing surfaces like Windows Spotlight, Taskbar, Notification Center, and Teams popovers:

user settings

During Public Preview, new pre-built email templates will be available:

user settings

Two welcome messages: Welcome to Copilot and Welcome to Copilot Chat.
Six weekly Great M365 Copilot Journey emails highlighting features and best practices to drive onboarding and adoption.

[What you need to do to prepare]

No action is required at this time.

[Compliance considerations]

No compliance impacts identified. Review your organization’s policies as needed.

Raw JSON (for debugging)

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    "ai_action_required_by": "2026-03-25T00:00:00Z",
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    "ai_master_tags": [
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    "ai_model": "gpt-4.1",
    "ai_summary": "Organizational Messages will support email as a delivery channel, letting admins send templatized messages, including Copilot welcome/onboarding emails, starting mid-May 2026.",
    "ai_topics": [
      "Microsoft 365",
      "Copilot",
      "Copilot Chat",
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      "Windows"
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    "category": "stayInformed",
    "details_map": {
      "Platforms": "Web",
      "RoadmapIds": "503562",
      "Summary": "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."
    },
    "id": "MC1189665",
    "importance": 4,
    "is_major_change": false,
    "last_modified": "2026-04-27T20:57:13Z",
    "ms_products": [
      "Microsoft 365",
      "Copilot",
      "Copilot Chat"
    ],
    "platforms": "Web",
    "roadmap_ids": [
      "503562"
    ],
    "services": [
      "Microsoft 365 suite",
      "Microsoft Copilot (Microsoft 365)",
      "Microsoft 365 Copilot Chat"
    ],
    "severity": "normal",
    "tags": [
      "Updated message",
      "New feature",
      "User impact",
      "Admin impact"
    ],
    "title": "(Updated) Microsoft 365 admin center: Organizational Messages to support email delivery"
  }
}