Microsoft Teams: User reporting for incorrectly identified security concerns

Microsoft Teams will let users report messages incorrectly flagged as security threats, available to organizations with Microsoft Defender for Office 365 Plan 2 or Defender XDR. The feature launches in September 2025 (Targeted Release) and November 2025 (General Availability), requiring admin enablement in Teams and Defender portals. Microsoft Teams now enables users to report messages they believe were incorrectly flagged as security threats in chats and channels. This capability is available to organizations with Microsoft Defender for Office 365 Plan 2 or Microsoft Defender XDR. It empowers users to provide feedback on false positives, helping improve detection accuracy and strengthen organizational security. This feature will be available across Microsoft Teams on Android, Desktop (Windows), iOS, Mac, and Web platforms, ensuring broad accessibility for users regardless of device. This feature is associated with Microsoft 365 Roadmap ID 501202. When this will happen Targeted Release (Worldwide): Begins in early September 2025; expected completion by mid-September 2025. General Availability (Worldwide): Begins in early November 2025; expected completion by mid-November 2025. How this affects your organization Users will be able to report messages they believe contain URLs that were incorrectly flagged as malicious:  View image in new tab During Targeted Release, the feature is off by default in Teams. At General Availability, the feature will be on by default in Teams. Admin settings saved during Targeted Release will remain unchanged. In the Microsoft Defender portal, the setting is on by default for new tenants. Existing tenants must enable it manually. What you can do to prepare To enable this feature and ensure reported messages appear in the User reported tab in Submissions: In the Teams admin center, go to Messaging settings > Messaging safety and turn on Report incorrect security detections. View image in new tab In the Microsoft Defender portal, ensure the corresponding setting is enabled.   View image in new tab Both settings must be turned on for full functionality. Learn more: Updated documentation to be made available on Microsoft Learn in the second week of September 2025. Compliance considerations Does the change store new customer data, and if so, where is it […]

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