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This article describes the problem addressed by the troubleshooter, what it does to mitigate them, and the conditions that can cause it to run. For more information about troubleshooting, see Keep your device running smoothly with recommended troubleshooting.

What problem does this troubleshooter address?

Some users are unable to sign-in to Microsoft 365 desktop applications. This includes: Teams, Outlook, OneDrive for Business, Excel, PowerPoint, and Word. See this link for more details:

How does the troubleshooter mitigate the problem?

The troubleshooter checks if the Microsoft.AAD.BrokerPlugin package is missing. If so, it installs the package.

When does the troubleshooter run?

This troubleshooter runs automatically on devices on Enterprise and Pro SKUs of Microsoft 365 Desktop that Microsoft detects are missing the package Microsoft.AAD.BrokerPlugin. Devices check for applicable troubleshooters once a day.

The troubleshooter cannot be run manually. To manually mitigate this issue, see the following:

Unable to sign in to Microsoft 365 desktop applications - Microsoft Docs

How can I check if the troubleshooter has run on a device?

Check troubleshooting history to see if this troubleshooter has been run on your device by going to Start > Settings > Update & Security > Troubleshoot > View troubleshooting history on Windows 10, or Start > Settings > System > Troubleshoot > Recommended troubleshooter history on Windows 11 and looking for the following:

Access work or school troubleshooter
Automatically repair system files and settings to fix a problem on your device

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