SharePoint agents in Microsoft Teams Channels enable users to access and summarize SharePoint content via @mentions without leaving Teams. Rolling out globally from late August to mid-September 2025, this feature is on by default, requires no admin changes, and supports existing governance and compliance controls.
Microsoft Fabric will allow Workspace Admins to assign workloads directly at the workspace level starting mid-September 2025, simplifying onboarding without capacity-level settings. This feature is enabled by default but can be disabled by admins. Entra ID consent remains required for security and compliance.
The Deception feature in Microsoft Defender for Endpoint will be retired from public preview by October 31, 2025. New onboarding stops August 18, 2025; existing decoys and UI elements will be removed. No admin action is needed, but informing stakeholders and updating documentation is recommended.
Microsoft Defender for Identity classic alerts will transition to the XDR detection platform on September 18, 2025, improving detection accuracy and performance. Users must update workflows with new Detector IDs and reconfigure alert exclusions using XDR Alert Tuning rules.
Viva Glint’s Team Summary report will soon export directly to editable PowerPoint slides, enabling faster, customizable presentations with improved layout and reliability. Rollout starts mid-September 2025. The screenshot export remains for custom templates. No admin action needed; inform users about the new feature.
Microsoft Defender XDR will support Streaming API for DataSecurityEvents and DataSecurityBehaviors tables starting late August 2025, enabling real-time insider risk alert data delivery via event hubs. This push-based feature is off by default, requires setup, and allows integration with external platforms while offering admin control through Entra ID.
Copilot Chat usage in Word, Excel, PowerPoint, and OneNote is now included in Microsoft 365 admin center and Viva Insights reports, enhancing Copilot Analytics. Updates will reflect user activity across these apps, improving adoption tracking and AI adoption scores with future enhancements planned.
SharePoint libraries will gain new document processing rule actions—copy file to, move file to, and set content type—available to users with edit permissions. Rolling out late August to early September 2025, these enable automated file management based on metadata, with up to 15 rules per library.
Starting September 15, 2025, Microsoft Fabric will enforce tenant and capacity-level admin settings to block creation of specified Fabric items via public APIs, Git integration, and deployment pipelines. Existing items remain unaffected. Admins should review settings to align with policies before enforcement begins.
Microsoft 365 Copilot iOS app will offer file previews and Copilot Chat for Word, Excel, and PowerPoint files starting September 15, 2025, on iPhone, with editing requiring standalone apps. Similar updates will follow for iPad. Users will see prompts to install or open standalone apps for editing.
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