Windows 10, version 22H2 known issues and notifications

Find information on known issues and the status of the Windows 10, version 22H2 rollout. For immediate help with Windows update issues, click here if you are using a Windows device to open the Get Help app or go to support.microsoft.com. Follow @WindowsUpdate on X (formerly Twitter) for Windows release health updates. If you are an IT administrator and want to programmatically get information from this page, use the Windows Updates API in Microsoft Graph.

Current status as of October 14, 2025

October 14, 2025, Windows 10 has reached end of support*. Devices running Windows 10 will no longer receive fixes for known issues, time zone updates, technical support, or monthly security and preview updates containing protection from the latest security threats. 

See our recent blog post for guidance on Windows 10 end of support and options for moving to Windows 11. The options include: 
*Note: Long-Term Servicing Branch (LTSB) and Long-Term Servicing Channel (LTSC) releases are subject to different lifecycle support policies. Check out the Microsoft lifecycle website for more information. 

To learn about Windows 10 servicing timelines and lifecycle, see Windows 10 release information and Lifecycle FAQ - Windows
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    Known issues

    See open issues, content updated in the last 30 days, and information on safeguard holds. To find a specific issue, use the search function on your browser (CTRL + F for Microsoft Edge).

    SummaryOriginating updateStatusLast updated
    Incorrect notifications that "Microsoft Defender Antivirus is turned off"
    Microsoft Defender Antivirus remains active and functioning correctly despite notifications following the latest update.
    N/A

    Confirmed
    2026-08-28
    16:02 PT

    Issue details

    August 2026

    Incorrect notifications that "Microsoft Defender Antivirus is turned off"

    StatusOriginating updateHistory
    ConfirmedN/A

    Last updated: 2026-08-28, 16:02 PT
    Opened: 2026-08-28, 15:34 PT

    After installing the latest updates for Microsoft Defender Antivirus, notifications might appear stating that "Microsoft Defender Antivirus is turned off," even though the antivirus is functioning correctly and all settings show it as active. These notifications can appear when Windows starts and intermittently afterward. They persist even if notification settings are turned off.

    This issue can be observed in any version of Windows or Windows Server with Microsoft Defender Antivirus running with the latest Defender updates.

    Next steps: We are working to release a resolution in a future Microsoft Defender Antivirus update and will provide more information when it is available.

    Affected platforms:

    • ​Client: Windows 11, version 26H1; Windows 11, version 25H2; Windows 11, version 24H2; Windows 11, version 23H2; Windows 10, version 22H2; Windows 10, version 21H2; Windows 10 Enterprise LTSC 2019; Windows 10 Enterprise LTSC 2016
    • ​Server: Windows Server 2025; Windows Server 2022; Windows Server 2019; Windows Server 2016; Windows Server 2012 R2; Windows Server 2012
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