MC1192258 – M365 Change Digest

One-line summary

Users with a Microsoft 365 Copilot license can now RSVP to meetings directly in Copilot chat, starting mid-January 2026; feature is on by default and requires no admin action.

Similar updates

Details

Summary

Microsoft 365 Copilot chat will enable users to RSVP to meetings directly with options like Accept, Decline, Tentative, Follow, or Remove canceled meetings. This feature, ON by default, will roll out worldwide from mid-January to mid-February 2026, requiring no admin action.

Body (from Message Center)

Updated January 8, 2026: We have updated the timeline. Thank you for your patience.

[Introduction]

We’re introducing a new capability in Microsoft 365 Copilot chat that allows users to RSVP to meetings directly within the chat experience. This enhancement simplifies meeting management by enabling quick responses such as Accept, Decline, Tentative, Follow, or Remove canceled meetings—all without leaving Copilot chat.

[When this will happen]

General Availability (Worldwide, GCC and DoD): Rollout will begin by mid-January 2026 (previously early January) and is expected to complete by mid-February (previously end of January).

[How this affects your organization]

Who is affected: Users with a Microsoft 365 Copilot license.
What will happen:
- Users can RSVP to meetings directly from Copilot chat:
- Supported actions include Accept, Decline, Tentative, Follow, and Remove canceled meetings:
- This feature will be ON by default for all tenants.
- No admin configuration is required; existing policies remain unchanged.

[What you can do to prepare]

No action is required from admins.
Communicate this new capability to your helpdesk or end users if needed.

[Compliance considerations]

No compliance considerations identified, review as appropriate for your organization.

Raw JSON (for debugging)

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    "ai_action_required_by": "2026-01-01T00:00:00Z",
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    "ai_summary": "Users with a Microsoft 365 Copilot license can now RSVP to meetings directly in Copilot chat, starting mid-January 2026; feature is on by default and requires no admin action.",
    "ai_topics": [
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    "category": "stayInformed",
    "details_map": {
      "Summary": "Microsoft 365 Copilot chat will enable users to RSVP to meetings directly with options like Accept, Decline, Tentative, Follow, or Remove canceled meetings. This feature, ON by default, will roll out worldwide from mid-January to mid-February 2026, requiring no admin action."
    },
    "id": "MC1192258",
    "importance": 4,
    "is_major_change": false,
    "last_modified": "2026-01-08T20:53:35Z",
    "ms_products": [
      "Copilot"
    ],
    "platforms": null,
    "roadmap_ids": [],
    "services": [
      "Microsoft Copilot (Microsoft 365)"
    ],
    "severity": "normal",
    "tags": [
      "Updated message",
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      "User impact",
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    ],
    "title": "(Updated) Microsoft 365 Copilot: RSVP to meetings directly in Copilot chat"
  }
}