MC1127230 (Updated) Microsoft 365 Copilot: Content Sources in Copilot Chat
Updated June 13, 2026: We have updated the timeline. Thank you for your patience. What and WhyWe’re introducing a new capability that allows users with a Microsoft 365 Copilot license to scope and control Copilot Chat responses by selecting specific content sources. This enhancement is designed to improve the relevance and accuracy of Copilot responses by limiting them to user-selected sources, aligning with customer feedback for more transparent and customizable AI interactions.This message is associated with Microsoft 365 Roadmap ID 496596Rollout ScheduleGeneral Availability (Worldwide): Rollout will begin mid-July 2026 (previously mid-June) and is expected to complete by late July 2026 (previously end of June).Impact on Your Organization Who is affected: Users with a Microsoft 365 Copilot license. What will happen: Users will see a new option to select content sources when using Copil