Microsoft Silently Fixes Bug Causing Windows Defender to Skip Files During Scans
Microsoft has silently resolved an issue causing Windows Defender to skip files during scans performed on Windows 10.
According to a report from BornCity, the bug was addressed by an update published on March 24. I can confirm that after installing the latest updates for Windows Defender, quick and full scans work as expected, with no issues experienced whatsoever.
The update that you need to install to resolve the problem is KB4052623, which is described as an Update for Windows Defender Antimalware Platform. It’s aimed at Windows 10, Windows Server 2016, and Windows Server 2019.