(Updated) Microsoft 365 Copilot will use private community and event content as grounding sources [MC1296480]
Posted inMicrosoft Viva

(Updated) Microsoft 365 Copilot will use private community and event content as grounding sources [MC1296480]

Message ID: MC1296480 (Updated) Updated May 4, 2026: We have updated the timeline. Thank you for your patience. [Introduction]Microsoft 365 Copilot will begin using content from private communities and private events as grounding sources to generate responses. This change helps Copilot…
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(Updated) Microsoft 365 Apps: Cloud Update adds update health reporting [MC1289720]
Posted inMicrosoft 365 suite

(Updated) Microsoft 365 Apps: Cloud Update adds update health reporting [MC1289720]

Message ID: MC1289720 (Updated) Updated May 4, 2026: We have updated the timeline. Thank you for your patience. [Introduction]Update health builds on existing Cloud Update insights by adding clearer, more actionable diagnostics when an update does not complete successfully. Administrators see…
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Microsoft Entra: App Instance Lock enabled by default for new applications [MC1300584]
Posted inMicrosoft Entra

Microsoft Entra: App Instance Lock enabled by default for new applications [MC1300584]

Message ID: MC1300584 [Introduction]To improve application security, Microsoft Entra ID will enable App Instance Lock by default for newly created applications. This change prevents sensitive application properties from being modified outside the application’s home tenant, reducing the risk of unauthorized…
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Agent Registry API transition to Agent 365 [MC1297981]
Posted inMicrosoft 365 suite

Agent Registry API transition to Agent 365 [MC1297981]

Message ID: MC1297981 [Introduction]As previously announced in MC1275311, Microsoft is consolidating agent management to simplify how administrators observe, govern, and secure agents, with Agent 365 (A365) as the single source of truth. A new Agent 365–powered agent registration Microsoft Graph API…
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Use sensitivity labels to block all connected experiences that analyze content in Word, Excel, and PowerPoint [MC1297982]
Posted inMicrosoft 365 apps Microsoft 365 suite

Use sensitivity labels to block all connected experiences that analyze content in Word, Excel, and PowerPoint [MC1297982]

Message ID: MC1297982 [Introduction]Microsoft is updating an existing sensitivity label setting that controls whether certain connected experiences can analyze file content. This change extends support of this label setting to additional platforms and extends coverage of the label setting to…
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Exchange admin dashboard adds provider list export for Actionable Messages [MC1297983]
Posted inMicrosoft 365 apps

Exchange admin dashboard adds provider list export for Actionable Messages [MC1297983]

Message ID: MC1297983 [Introduction]We are introducing a new capability in the Outlook Actionable Messages admin dashboard that will help Exchange administrators improve visibility into Actionable Messages providers registered in their organization. This update will support auditing, documentation, and operational readiness…
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