Microsoft 365 Copilot: RSVP to meetings directly in Copilot chat

Updated June 4, 2026: We have updated the timeline. Thank you for your patience.  Introduction We’re introducing a new capability in Microsoft 365 Copilot chat that allows users to RSVP to meetings directly within the chat experience. This enhancement simplifies meeting management by enabling quick responses such as Accept, Decline, Tentative, Follow, or Remove canceled meetings—all without leaving Copilot chat. When this will happen General Availability (Worldwide): Rollout will begin by mid-January 2026 (previously early January) and is expected to complete by end of April 2026 (previously mid-February). General Availability (GCC and DoD): Rollout will begin by early September 2026 and is expected to complete by mid-September 2026. How this affects your organizationWho is affected: Users with a Microsoft 365 Copilot license. What will happen:Users can RSVP to meetings directly from Copilot chat: Supported actions include Accept, Decline, Tentative, Follow, and Remove canceled meetings:  This feature will be ON by default for all tenants. No admin configuration is required; existing policies remain unchanged. What you can do to prepareNo action is required from admins. Communicate this new capability to your helpdesk or end users if needed. Compliance considerations No compliance considerations identified, review as appropriate for your organization.