Published May 12, 2026
Message Center
Updated August 18,September 2, 2026: We have updated the timeline. Thank you for your patience.
Introduction


| 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. |
Updated August 18, 2026: We have updated the timeline. Thank you for your patience.
Introduction


| 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. |