(Updated) Microsoft 365 Copilot: RSVP to meetings directly in Copilot chat

Message Center ID: MC1192258
Microsoft Copilot (Microsoft 365)
Stay Informed
New feature User impact Admin impact
December 2025 January 2026

Summary

Microsoft 365 Copilot chat will let users RSVP to meetings directly (Accept, Decline, Tentative, Follow, Remove canceled) starting January 2026. This feature is on by default for licensed users, requires no admin setup, and simplifies meeting management within the chat experience.

Details

Updated December 17, 2025: 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, GCC and DoD): Rollout will begin early January 2026 (previously mid-December 2025) and is expected to complete by end of January 2026 (previously late December 2025).

[How this affects your organization]
  • Who is affected: Users with a Microsoft 365 Copilot license.
  • What will happen:
    • Users can RSVP to meetings directly from Copilot chat:
    • user settings

    • Supported actions include Accept, Decline, Tentative, Follow, and Remove canceled meetings: 
    • user settings

    • This feature will be ON by default for all tenants.
    • No admin configuration is required; existing policies remain unchanged.
[What you can do to prepare]
  • No 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.

Change History

December 17, 2025 at 6:30 PM Updated
Summary
Previous
Microsoft 365 Copilot chat will allow users to RSVP to meetings directly with options like Accept, Decline, Tentative, Follow, or Remove canceled meetings. This feature rolls out worldwide from mid-December to late December 2025, is on by default, requires no admin action, and affects licensed users.
New
Microsoft 365 Copilot chat will let users RSVP to meetings directly (Accept, Decline, Tentative, Follow, Remove canceled) starting January 2026. This feature is on by default for licensed users, requires no admin setup, and simplifies meeting management within the chat experience.
Last Updated Date
Previous
2025-12-08T21:42:40.283Z
New
2025-12-17T17:36:56.697Z
Body Content
Previous

Updated December 8, 2025: 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, GCC and DoD): Rollout will begin mid-December 2025 (previously early December) and is expected to complete by late December 2025.

[How this affects your organization]
  • Who is affected: Users with a Microsoft 365 Copilot license.
  • What will happen:
    • Users can RSVP to meetings directly from Copilot chat:
    • user settings

    • Supported actions include Accept, Decline, Tentative, Follow, and Remove canceled meetings: 
    • user settings

    • This feature will be ON by default for all tenants.
    • No admin configuration is required; existing policies remain unchanged.
[What you can do to prepare]
  • No 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.

New

Updated December 17, 2025: 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, GCC and DoD): Rollout will begin early January 2026 (previously mid-December 2025) and is expected to complete by end of January 2026 (previously late December 2025).

[How this affects your organization]
  • Who is affected: Users with a Microsoft 365 Copilot license.
  • What will happen:
    • Users can RSVP to meetings directly from Copilot chat:
    • user settings

    • Supported actions include Accept, Decline, Tentative, Follow, and Remove canceled meetings: 
    • user settings

    • This feature will be ON by default for all tenants.
    • No admin configuration is required; existing policies remain unchanged.
[What you can do to prepare]
  • No 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.

December 8, 2025 at 10:31 PM Updated
Title
Previous
Microsoft 365 Copilot: RSVP to meetings directly in Copilot chat
New
(Updated) Microsoft 365 Copilot: RSVP to meetings directly in Copilot chat
Summary
Previous
Microsoft 365 Copilot chat will allow users to RSVP to meetings directly (Accept, Decline, Tentative, Follow, Remove canceled) starting early December 2025. This feature is on by default for licensed users, requires no admin action, and simplifies meeting management within Copilot chat.
New
Microsoft 365 Copilot chat will allow users to RSVP to meetings directly with options like Accept, Decline, Tentative, Follow, or Remove canceled meetings. This feature rolls out worldwide from mid-December to late December 2025, is on by default, requires no admin action, and affects licensed users.
Last Updated Date
Previous
2025-12-05T00:49:41.303Z
New
2025-12-08T21:42:40.283Z
Tags
Previous
New feature,User impact,Admin impact
New
Updated message,New feature,User impact,Admin impact
Body Content
Previous
[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, GCC and DoD): Rollout will begin early December 2025 and is expected to complete by late December 2025.

[How this affects your organization]
  • Who is affected: Users with a Microsoft 365 Copilot license.
  • What will happen:
    • Users can RSVP to meetings directly from Copilot chat:
    • user settings

    • Supported actions include Accept, Decline, Tentative, Follow, and Remove canceled meetings: 
    • user settings

    • This feature will be ON by default for all tenants.
    • No admin configuration is required; existing policies remain unchanged.
[What you can do to prepare]
  • No 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.

New

Updated December 8, 2025: 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, GCC and DoD): Rollout will begin mid-December 2025 (previously early December) and is expected to complete by late December 2025.

[How this affects your organization]
  • Who is affected: Users with a Microsoft 365 Copilot license.
  • What will happen:
    • Users can RSVP to meetings directly from Copilot chat:
    • user settings

    • Supported actions include Accept, Decline, Tentative, Follow, and Remove canceled meetings: 
    • user settings

    • This feature will be ON by default for all tenants.
    • No admin configuration is required; existing policies remain unchanged.
[What you can do to prepare]
  • No 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.

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