How to Reset Windows Security Apps in Windows 11

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This post shows students and new users how to reset their Windows Security apps when using Windows 11 to repair or resolve common issues.

Windows Security app is a desktop client interface app that comes with Windows system which gives user a security glance of what’s happening with the security and health of user’s computer and help them take action when neccessary.

Windows Security apps is not a antivirus or antimalware app, but a information center. If Microsoft Defender is installed and enable, device health and threat information are gathered and reported through Windows Security app. User can then take actions, including enabling additional security feature and running security scans via Microsoft Defender.

When the new Windows 11 is released to everyone, user might see many new features and enhancements that will work great for some while adding some learning challenges for others. Some things and settings have changed so much that folks will have to learn new ways to learn manage Windows.

One legacy feature still included in Windows 11 is Windows Security app and works the same way as in previous versions of Windows. If Windows Security app is crashing or not opening normally, you can reset and/or re-register the the app to hopefully fix the problem. The steps below will show you how to do that.

Also, students and new users who want to learn how to use Windows, the easiest place to start is Windows 11. Windows 11 is a major release of the Windows NT operating system developed by Microsoft. Windows 11 is the successor to Windows 10 and it’s expected to be released later this year.

To get started with resetting Windows Security apps in Windows 11, follow the steps below.

How to repair Windows Security apps in Windows 11

Windows Security app allows you to monitor and view the health of their systems. These are some o the things you can do with Windows Security apps: You can not uninstall the Windows Security app, but you can do one of the following:

  • Disable the interface on Windows 11.
  • Hide all of the sections on client computers
  • Disable Microsoft Defender Antivirus, if needed.

If Windows Security apps isn’t functioning properly, reset it using the steps below:

Click on Windows Start on the taskbar, then search for ‘Windows Security‘ in the search box. Then right-click on the Windows Security app from the relevant result and click Apps settings.

reset windows security apps windows 11

When the apps settings opens, scroll down and click on Reset.

windows security apps reset from settings

When prompted with a warning that resetting will permanently delete the app’s data and preferences, click the Reset button again.

windows security apps reset confirm

This will reset and/or repair the apps settings and documents. Doing this may resolve some issues when the apps won’t open and suddenly closes after opening.

Windows Security Apps dashboard that shows the computer health and what’s going on with the machine.

windows security apps dashboard

One commenter below mentioned that if users are not seeing Windows Security app, they should run the commands below from PowerShell as administrator.

Click the Start menu, the search for and select PowerShell app from the relevant results. Then right-click and click “Run as administrator“.

windows 11 powershell run as administrator

When PowerShell console opens, run the commands below.

Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage

That should do it!


This post showed you how to reset and/or repair the Windows Security apps in Windows 11. If you find any error above, please use the comment form below to report.


  1. Windows Security App was not found/ listed in Apps. How can we fix this?

    1. I have the same problem. Can you please answer it?

  2. I also have the same problem where the Windows Security App was not found

  3. To resolve the issue with the app no longer appearing. Run the below in an elevated powershell.

    Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage

    1. This worked perfectly. Thank you.

    2. Errol Rodrigues

      Thank you for the fix!

    3. This is what fixed it for me as well!

    4. Only Home option is showing in windows security app with blank screen and nothing else, when opened from windows search. But from settings app not able to open windows security. Tried the above code in powershell but of no use, same issue.

      Upgraded from win 10 to win 11

  4. Worked like a charm. Thanks

  5. Thanks Richard.

    Your post here resolved my Windows 11 missing Security App.


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