Microsoft 365 Copilot: Introducing infinite scroll for chat history

Updated March 19, 2026: We have updated the timeline. Thank you for your patience.  Introduction Microsoft 365 Copilot is introducing infinite scroll for chat history, enabling users to seamlessly access older conversations by automatically loading additional chat sessions as they scroll. This update provides an improved and more fluid experience when navigating past conversations. This feature is associated with Microsoft 365 Roadmap ID 557348.  When this will happen General Availability (Worldwide): We will begin rolling out this feature in early April 2026 (previously mid-March) and expect to complete rollout by end of April 2026 (previously end of March). How this affects your organization Who is affected All users of Microsoft 365 Copilot What will happen Users will be able to view their full chat history directly in the navigation pane: Additional conversations will load automatically as users scroll. This feature will be enabled by default for all tenants. No admin controls or policy changes are introduced with this release. There is no impact to existing workflows or admin configurations. What you can do to prepare No action is required. Admins may choose to inform helpdesk or support teams about the updated navigation experience. Compliance considerations No compliance considerations identified. Review as appropriate for your organization.