check before: 2025-11-01
Product:
Copilot, Microsoft 365 Copilot, Microsoft Search
Platform:
Android, iOS, Online, Web, Windows Desktop, World tenant
Status:
In development
Change type:
Admin impact, New feature, Updated message, User impact
Links:
Details:
Summary:
Microsoft 365 Copilot will integrate historical Copilot chats into Microsoft Search, allowing users to retrieve past interactions from notebooks, agents, and the main chat via a new "Copilot Chats" data source. This feature requires a Copilot license and will roll out worldwide from November to December 2025.
Details:
Updated December 8, 2025: We have updated the timeline. Thank you for your patience.
We're introducing a new capability that enhances Microsoft Copilot by integrating historical Copilot conversations into Microsoft Search. This update allows users to retrieve past interactions-including chats from notebooks, agents, and the main Copilot chat interface-directly within the search results page (SERP). A new "Copilot Chats" data source will also appear in the right rail, enabling users to scope their search specifically to Copilot-generated content.
A Microsoft 365 Copilot license is required to access this feature.
This message is associated with Microsoft 365 Roadmap ID 506751.
When this will happen:
Public Preview (Worldwide): Rolling out early November 2025; expected completion by mid-November 2025.
Targeted Release (Worldwide): Rolling out mid-November 2025; expected completion by early December 2025 (previously late November).
General Availability (Worldwide): Rolling out mid-December 2025 (previously late November); expected completion by late December 2025 (previously early December).
Change Category:
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Scope:
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Release Phase:
General Availability, Preview, Targeted Release
Created:
2025-11-22
updated:
2025-12-09
Public Preview Start Date
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Task Type
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Docu to Check
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MS How does it affect me
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MS Preperations
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MS Urgency
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MS workload name
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linked item details
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Pictures
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summary for non-techies**
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Direct effects for Operations**
Integration of Historical Copilot Chats into Search
Users may experience confusion or frustration if they are not aware of the new 'Copilot Chats' data source, leading to ineffective searches and potential loss of productivity.
- roles: End Users, IT Support Staff
- references: https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=506751
Access to AI-Generated Content
Without preparation, users may inadvertently access sensitive or irrelevant AI-generated content from their historical chats, leading to compliance issues or misinformation.
- roles: End Users, Compliance Officers
- references: https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=506751
Configutation Options**
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Data Protection**
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explanation for non-techies**
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** AI generated content. This information must be reviewed before use.
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change history
| Date | Property | old | new |
| 2025-12-09 | MC MessageTagNames | New feature, User impact, Admin impact | Updated message, New feature, User impact, Admin impact |
| 2025-12-09 | MC Summary | Microsoft 365 Copilot will integrate past Copilot chats into Microsoft Search, allowing users to retrieve historical conversations from notebooks, agents, and the main chat via a new "Copilot Chats" data source in search results. This feature requires a Copilot license and rolls out worldwide from November to December 2025. | Microsoft 365 Copilot will integrate historical Copilot chats into Microsoft Search, allowing users to retrieve past interactions from notebooks, agents, and the main chat via a new "Copilot Chats" data source. This feature requires a Copilot license and will roll out worldwide from November to December 2025. |
| 2025-12-09 | MC Last Updated | 11/22/2025 01:36:42 | 2025-12-08T18:59:41Z |
| 2025-12-09 | MC Messages | We're introducing a new capability that enhances Microsoft Copilot by integrating historical Copilot conversations into Microsoft Search. This update allows users to retrieve past interactions-including chats from notebooks, agents, and the main Copilot chat interface-directly within the search results page (SERP). A new "Copilot Chats" data source will also appear in the right rail, enabling users to scope their search specifically to Copilot-generated content.
A Microsoft 365 Copilot license is required to access this feature. This message is associated with Microsoft 365 Roadmap ID 506751. When this will happen: Public Preview (Worldwide): Rolling out early November 2025; expected completion by mid-November 2025. Targeted Release (Worldwide): Rolling out mid-November 2025; expected completion by late November 2025. General Availability (Worldwide): Rolling out late November 2025; expected completion by early December 2025. | Updated December 8, 2025: We have updated the timeline. Thank you for your patience.
We're introducing a new capability that enhances Microsoft Copilot by integrating historical Copilot conversations into Microsoft Search. This update allows users to retrieve past interactions-including chats from notebooks, agents, and the main Copilot chat interface-directly within the search results page (SERP). A new "Copilot Chats" data source will also appear in the right rail, enabling users to scope their search specifically to Copilot-generated content. A Microsoft 365 Copilot license is required to access this feature. This message is associated with Microsoft 365 Roadmap ID 506751. When this will happen: Public Preview (Worldwide): Rolling out early November 2025; expected completion by mid-November 2025. Targeted Release (Worldwide): Rolling out mid-November 2025; expected completion by early December 2025 (previously late November). General Availability (Worldwide): Rolling out mid-December 2025 (previously late November); expected completion by late December 2025 (previously early December). |
| 2025-12-09 | MC Title | Microsoft 365 Copilot: Copilot chats in search results | (Updated) Microsoft 365 Copilot: Copilot chats in search results |
| 2025-12-09 | MC End Time | 01/06/2026 09:00:00 | 2026-01-31T09:00:00Z |
Last updated 6 days ago ago
