Microsoft Defender for Business
Endpoint protection

Microsoft Defender for Business Troubleshooting - Microsoft Defender for Business | Microsoft Learn

In brief

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What Defender admins need to know

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Microsoft Defender for Business troubleshootingTroubleshooting - Microsoft Defender for Business | Microsoft Learn

Use this article as a guide to resolve issues you might encounter in Defender for Business.

We recommend using Microsoft Defender Antivirus together with Defender for Business to get better coordinated protection across products and services. To learn more, see Better together - Microsoft Defender Antivirus and Microsoft Defender for Endpoint.

Users are unable to onboard mobile devices using the Microsoft Defender app.app

If Defender for Business isn't finished provisioning, users might not be able to onboard their mobile devices using the Microsoft Defender app. To confirm whether provisioning is complete, follow these steps:

- If you see a message that says, "Hang on! We're preparing new spaces for your data and connecting them," it means that Defender for Business isn't finished provisioning. This process is happening now, and can take up to 24 hours to complete.
- If you see a list of devices, or you're prompted to onboard devices, it means Defender for Business provisioning is complete. Users should now be able to onboard their mobile devices as expected.

Users are running into issues with the Microsoft Defender app on their mobile devices.devices

If users are reporting issues with the Microsoft Defender app, see the following resources to help troubleshoot their issues:

Fortunately, policy conflicts can be resolved by taking one or more of the following actions:

See the following articles to learn more about your security policies in Defender for Business: