MC1182698 – M365 Change Digest

One-line summary

Copilot Notebooks will show AI-powered summaries and insights as the default landing page, rolling out on web from mid-November 2025 and generally available starting January 2026.

Similar updates

Details

RoadmapIds

512430

Summary

Microsoft is introducing Copilot-powered summaries and insights as the default landing page in Copilot Notebooks, starting mid-November 2025 for web users, with mobile support planned later. A Microsoft 365 Copilot license is required. No user action is needed, but license assignment should be confirmed.

Platforms

Web

Body (from Message Center)

Updated November 19, 2025: We have updated the timeline. Thank you for your patience.

We are introducing Copilot-powered summaries and insights as a landing page within Copilot Notebooks. This feature is designed to help users quickly gain an understanding of the references in their notebooks.

The feature will initially be available in the web experience (Preview and General Availability), with mobile availability (iOS and Android) planned for a future release.

A Microsoft 365 Copilot license is required to use this feature.

This message is associated with Microsoft 365 Roadmap ID 512430.

[When this will happen:]

Public Preview (Worldwide): Rollout begins in mid-November 2025 and is expected to complete by early December 2025.
General Availability (Worldwide): Rollout begins in January 2026 (previously early December 2025) and is expected to complete by February 2026 (previously mid-January).

[How this will affect your organization:]

Who is affected: All users of Copilot Notebooks with eligible licenses.

What will happen:

Users will see summaries and insights as the default landing page in Copilot Notebooks:

user settings

The landing page is powered by a fine-tuned prompt for Copilot.
This feature is enabled by default.
Existing Copilot Notebooks admin controls will continue to apply.
No changes to user workflow unless customized by admin.

[What you need to do to prepare:]

No action is required to enable the feature. However, to ensure users can access it:

Confirm that your organization has Microsoft 365 Copilot licenses assigned to intended users.
Review your Microsoft 365 licensing documentation or contact your Microsoft account representative to verify eligibility.

[Compliance considerations:]

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

Raw JSON (for debugging)

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{
  "snapshot_item": {
    "action_required_by": null,
    "ai_action_required_by": null,
    "ai_actions": [
      "Ensure Microsoft 365 Copilot licenses are assigned",
      "Review licensing eligibility"
    ],
    "ai_master_tags": [],
    "ai_model": "gpt-4.1",
    "ai_summary": "Copilot Notebooks will show AI-powered summaries and insights as the default landing page, rolling out on web from mid-November 2025 and generally available starting January 2026.",
    "ai_topics": [
      "Microsoft 365 Apps",
      "Copilot"
    ],
    "category": "stayInformed",
    "details_map": {
      "Platforms": "Web",
      "RoadmapIds": "512430",
      "Summary": "Microsoft is introducing Copilot-powered summaries and insights as the default landing page in Copilot Notebooks, starting mid-November 2025 for web users, with mobile support planned later. A Microsoft 365 Copilot license is required. No user action is needed, but license assignment should be confirmed."
    },
    "id": "MC1182698",
    "importance": 1,
    "is_major_change": false,
    "last_modified": "2025-11-19T18:40:48Z",
    "ms_products": [
      "Microsoft 365 Apps",
      "Copilot"
    ],
    "platforms": "Web",
    "roadmap_ids": [
      "512430"
    ],
    "services": [
      "Microsoft 365 apps",
      "Microsoft Copilot (Microsoft 365)"
    ],
    "severity": "normal",
    "tags": [
      "Updated message",
      "New feature",
      "User impact",
      "Admin impact"
    ],
    "title": "(Updated) Microsoft Copilot Notebooks: Overview page with Copilot-powered summaries and insights"
  }
}