# Windows security warning on Stable

**URL:** <https://discourse.slicer.org/t/windows-security-warning-on-stable/23804>\
**Category:** Support\
**Created:** [June 10, 2022, 2:25am UTC](https://discourse.slicer.org/t/windows-security-warning-on-stable/23804 "2022-06-10T02:25:10Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![muratmaga](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/muratmaga/32/3622_2.png) [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Post date:** [June 10, 2022, 2:25am UTC](https://discourse.slicer.org/t/windows-security-warning-on-stable/23804/1 "2022-06-10T02:25:10Z")

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I am seeing this message for the stable on my Windows 11 machine.

 ![image](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/3/3/334539dada7138083edf1a19e9e32e16097ba757.png)

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<div class="post-metadata">

**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [June 10, 2022, 4:22am UTC](https://discourse.slicer.org/t/windows-security-warning-on-stable/23804/2 "2022-06-10T04:22:07Z")

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This is a heuristic “detection” (indicated by the `!ml` tag), which tends to randomly flag executables as unwanted or malicious.

Kitware will request Microsoft to fix this - see:

> [@Windows Defender quarantined Slicer.exe](https://discourse.slicer.org/t/windows-defender-quarantined-slicer-exe/23613):
>
> On my university-managed computer, Slicer.exe disappeared from the install tree. Windows Defender quarantined the executable due to “potentially unwanted behavior”. [image] It states that it detected Program:Win32/Beareuws.A!ml, which must be a false positive. I’ve submitted the executable to VirusTotal and nothing was detected (just one bogus engine out of 68 indicated “unsafe” without any more information). @jcfr You have submitted false positives to Microsoft before. Would you be able to s…