Microsoft 365 Copilot: Updated Copilot Notebooks overview page experience

Introduction We’re introducing a redesigned Overview page experience in Microsoft 365 Copilot Notebooks. The updated Overview page will provide an AI-generated summary of notebook content and will surface key insights and suggested actions, making it easier for users to understand, navigate, and take action on information in their notebooks without manually reviewing all content. When this will happen Frontier: We will begin rolling out in early April 2026 and expect to complete by late April 2026. General Availability (Worldwide, GCC, GCCH and DoD): We will begin rolling out in late April 2026 and expect to complete by late May 2026. How this affects your organization Who is affected Microsoft 365 tenants with users who have access to Copilot Notebooks What will happen Users will see an updated Overview page when opening or creating supported notebooks:  The updated Overview page will include:An AI-generated summary of notebook content. Key insights and suggested actions based on notebook content. Clearer organization of high-level themes. A simplified layout for improved readability. One-click extracts created directly from the Overview page. The feature will be enabled by default for eligible users. No admin configuration, policy changes, or controls will be introduced. Existing permissions and data access rules will be respected. What you can do to prepare No action is required. You may choose to: Inform users about the updated Copilot Notebooks Overview page experience. Update internal documentation or training materials, if applicable. Learn more:  Frontier program - Microsoft adoption Compliance considerations Question Answer Does the change alter how existing customer data is processed or accessed? Yes. Existing notebook content will be summarized and surfaced on the Overview page. Does the change introduce or significantly modify AI/ML capabilities that interact with customer data? Yes. AI generates summaries, insights, and suggested actions from notebook content. Does the change provide end users a new way of interacting with generative AI? Users can view AI-generated summaries and take actions directly from the Overview page.