(Updated) Microsoft 365 Copilot: Content Sources in Copilot Chat

Microsoft 365 Copilot will let licensed users select specific content sources to scope Copilot Chat responses, enhancing relevance and control. This feature rolls out worldwide from early to mid-June 2026, is enabled by default, requires no admin action, and does not affect existing policies or compliance.

2026-05-26T16:40:30.963Z

<p>Updated May 26, 2026: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin early June 2026 (previously May) and is expected to complete by mid-June 2026.</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot will let licensed users select specific content sources for Copilot Chat responses, improving relevance and control. Rolling out worldwide from May 2026, this feature is enabled by default, requires no admin action, and does not affect existing settings or compliance.

2026-04-08T16:32:28.727Z

<p>Updated April 8, 2026: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin May 2026 (previously April).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot will allow licensed users to select specific content sources for Copilot Chat responses, enhancing relevance and control. This feature, enabled by default with no admin action needed, will roll out worldwide starting April 2026. No compliance issues or policy changes are expected.

2026-02-25T22:03:52.450Z

<p>Updated February 25, 2026: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin April 2026 (previously end of February).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot will let licensed users select specific content sources to scope Copilot Chat responses, improving relevance and control. This feature, enabled by default with no admin impact, will roll out worldwide starting end of February 2026. No admin action is required.

2026-01-16T00:03:51.637Z

<p>Updated January 15, 2026: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin end of February 2026 (previously January).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot will allow licensed users to select specific content sources for Copilot Chat responses, improving relevance and control. This feature rolls out globally from January to end of January 2026, is enabled by default, requires no admin action, and does not affect existing policies.

2025-12-09T00:18:06.780Z

<p>Updated December 8, 2025: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin in January2026 (previously mid-December 2025) and is expected to complete by end of January 2026 (previously late December 2025).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot now lets licensed users select specific content sources for Copilot Chat responses, enhancing relevance and control. The feature rolls out globally from mid to late December 2025, is enabled by default, requires no admin action, and does not affect existing policies or compliance.

2025-12-03T21:16:22.410Z

<p>Updated December 3, 2025: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin in mid-December 2025 (previously late November) and is expected to complete by late December 2025 (previously&nbsp;mid-December).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot will let licensed users select specific content sources to scope Copilot Chat responses, enhancing relevance and control. The feature rolls out worldwide from late November to mid-December 2025, is enabled by default, requires no admin action, and does not affect existing policies.

2025-11-05T22:21:07.810Z

<p>Updated November 5, 2025: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin in late November 2025 (previously&nbsp;late October)&nbsp;and is expected to complete by mid-December 2025 (previously&nbsp;mid-November).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot will let licensed users select specific content sources for Copilot Chat responses, enhancing relevance and control. The feature rolls out worldwide from late October to mid-November 2025, is enabled by default, requires no admin action, and does not affect existing policies or compliance.

2025-09-25T13:03:54.093Z

<p>Updated September 25, 2025: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin in <b>late October</b><b style="">&nbsp;2025 </b>(previously mid-October) and is expected to complete by <b>mid-November&nbsp;2025 </b>(previously <b>late October</b>).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot will allow licensed users to select specific content sources for Copilot Chat responses, enhancing relevance and control. The feature rolls out worldwide from mid-October to late November 2025, is enabled by default, requires no admin action, and has no compliance concerns.

2025-09-09T19:02:10.070Z

<p>Updated September 9, 2025: We have updated the timeline. Thank you for your patience. </p><p>&nbsp;<b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin in <b>mid-October</b><b style="">&nbsp;2025 </b>(previously late September) and is expected to complete by <b>late November&nbsp;2025 </b>(previously late October).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot will let licensed users select specific content sources for Copilot Chat responses, enhancing relevance and control. This feature, enabled by default with no admin changes needed, will roll out worldwide from late September to late October 2025. No compliance issues identified.

2025-08-20T14:01:07.007Z

<p>Updated August 20, 2025: We have updated the content. Thank you for your patience.</p><p><b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin in <b>late September</b><b style="">&nbsp;2025 </b>(previously mid-August) and is expected to complete by <b>late October&nbsp;2025 </b>(previously late August).</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>

Microsoft 365 Copilot: Content Sources in Copilot Chat

Microsoft 365 Copilot will allow users with a license to select specific content sources for Copilot Chat responses, enhancing relevance and control. This feature rolls out worldwide from mid to late August 2025, is enabled by default, requires no admin action, and does not affect existing policies or compliance.

2025-08-01T23:19:47.893Z

New feature,User impact

<p><b>What and Why</b></p><p>We’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.</p><p>This message is associated with Microsoft 365 Roadmap ID <a href="https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&amp;searchterms=496596" target="_blank">496596</a></p><p><b>Rollout Schedule</b></p><p><b>General Availability (Worldwide):</b> Rollout will begin in <b style="">mid-August 2025</b> and is expected to complete by <b>late August 2025</b>.</p><p><b>Impact on Your Organization</b></p><ul> <li><b>Who is affected:</b> <ul><li>Users with a Microsoft 365 Copilot license.</li></ul></li> <li><b>What will happen:</b> <ul> <li>Users will see a new option to select content sources when using Copilot Chat.</li> <li>Copilot responses will be scoped only to the selected sources, improving control and precision.</li> <li>This feature will follow a standard rollout and is enabled by default.</li> <li>There is no impact to admin settings or policies.</li> <li>No changes to existing Copilot behavior unless users actively select sources.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Action Required/Recommendations</b></p><ul> <li>No admin action is required.</li> <li>This feature does not impact admin controls or require configuration.</li> <li>We recommend: <ul> <li>Informing helpdesk staff of this new user-facing capability.</li> <li>Updating internal documentation if you provide guidance on Copilot usage.</li></ul></li></ul><p></p><ul></ul><p></p><p><b>Compliance Considerations</b></p><p>No compliance considerations identified, review as appropriate for your organization.</p>