Metadata at May 12, 2026
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MC1307979 - Microsoft 365 Copilot: Copilot chat pane and Summary feature in OneNote Mobile (iPhone)
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What changed since this version
Updated May 20, 2026: We have updated the timeline. Thank you for your patience.
Introduction
Microsoft is introducing a new Copilot chat pane in OneNote Mobile (iPhone) for users licensed with Microsoft 365 Copilot (Premium). This update adds a new Summary feature that allows users to generate concise summaries of longer OneNote pages, as well as ask questions about their notes, directly within the OneNote mobile app. This helps users review and interact with note content more efficiently while on the go.
This message is associated with Microsoft 365 Roadmap ID 422324.
When this will happen
General Availability (Worldwide): We will begin rolling out in mid-late May 2026 (previously mid-May) and expect to complete by late June 2026.
How this affects your organization
Who is affected
- Users with Microsoft 365 Copilot (Premium) licenses
- Users accessing OneNote on iPhone
- All Microsoft 365 tenants
What will happen
- Users with a Microsoft 365 Copilot (Premium) license will see a Copilot chat pane in the OneNote mobile app on iPhone:
- The Copilot chat pane allows users to generate concise summaries of longer OneNote pages and ask questions about their notes:
- Existing Microsoft 365 Copilot controls, permissions, and policies continue to apply.
- Users without a Microsoft 365 Copilot (Premium) license are not impacted.
What you can do to prepare
- No admin action is required before rollout.
- Ensure that users who should access this feature are assigned a Microsoft 365 Copilot (Premium) license.
- Consider informing helpdesk staff and users about the availability of Copilot chat and the Summary feature in OneNote mobile.
- Review existing Microsoft 365 Copilot governance, compliance, and usage policies to ensure they align with your organization’s requirements.
Compliance considerations
| Question | Answer |
| Does the change alter how existing customer data is processed, stored, or accessed? | Yes. Copilot chat processes OneNote content that users already have access to in order to generate summaries and answer questions, in accordance with existing Microsoft 365 Copilot data handling, permissions, and security controls. |
| Does the change introduce or significantly modify AI or ML capabilities that interact with customer data? | Yes. This update introduces Copilot chat capabilities within OneNote Mobile, allowing generative AI to analyze note content that the user has permission to access. |
| Does the change provide end users a new way of interacting with generative AI? | Yes. Users can interact with generative AI through the Copilot chat pane in OneNote Mobile to summarize content and ask questions about their notes. |
Snapshot from May 12, 2026
Introduction
Microsoft is introducing a new Copilot chat pane in OneNote Mobile (iPhone) for users licensed with Microsoft 365 Copilot (Premium). This update adds a new Summary feature that allows users to generate concise summaries of longer OneNote pages, as well as ask questions about their notes, directly within the OneNote mobile app. This helps users review and interact with note content more efficiently while on the go.
This message is associated with Microsoft 365 Roadmap ID 422324.
When this will happen
General Availability (Worldwide): We will begin rolling out in mid-May 2026 and expect to complete by late June 2026.
How this affects your organization
Who is affected
- Users with Microsoft 365 Copilot (Premium) licenses
- Users accessing OneNote on iPhone
- All Microsoft 365 tenants
What will happen
- Users with a Microsoft 365 Copilot (Premium) license will see a Copilot chat pane in the OneNote mobile app on iPhone:
- The Copilot chat pane allows users to generate concise summaries of longer OneNote pages and ask questions about their notes:
- Existing Microsoft 365 Copilot controls, permissions, and policies continue to apply.
- Users without a Microsoft 365 Copilot (Premium) license are not impacted.
What you can do to prepare
- No admin action is required before rollout.
- Ensure that users who should access this feature are assigned a Microsoft 365 Copilot (Premium) license.
- Consider informing helpdesk staff and users about the availability of Copilot chat and the Summary feature in OneNote mobile.
- Review existing Microsoft 365 Copilot governance, compliance, and usage policies to ensure they align with your organization’s requirements.
Compliance considerations
| Question | Answer |
| Does the change alter how existing customer data is processed, stored, or accessed? | Yes. Copilot chat processes OneNote content that users already have access to in order to generate summaries and answer questions, in accordance with existing Microsoft 365 Copilot data handling, permissions, and security controls. |
| Does the change introduce or significantly modify AI or ML capabilities that interact with customer data? | Yes. This update introduces Copilot chat capabilities within OneNote Mobile, allowing generative AI to analyze note content that the user has permission to access. |
| Does the change provide end users a new way of interacting with generative AI? | Yes. Users can interact with generative AI through the Copilot chat pane in OneNote Mobile to summarize content and ask questions about their notes. |