Windows 10 · 2016 · Release · Security update (Patch Tuesday)

March 10, 2020—KB4540670 (OS Build 14393.3564)

What's in this update

Updates to improve security when using Microsoft Office products. Updates to improve security when using Microsoft Edge and Internet Explorer. Updates for verifying user names and passwords. Updates to improve security when Windows performs basic operations. Updates for storing and managing files. Updates to improve security when using external devices (such as game controllers, printers, and web cameras).

From Microsoft's release notes for KB4540670.

Microsoft's known issues — KB4540670

  • Issue Known issue After installing KB4467684 , the cluster service may fail to start with the error “2245 (NERR_PasswordTooShort)” if the group policy “Minimum Password Length” is configured with greater than 14 characters. Workaround: Set the domain default "Minimum Password Length" policy to less than or equal to 14 characters. Microsoft is working on a resolution and will provide an update in an upcoming release.
  • Issue Known issue When using Windows Server containers with the March 10, 2020 updates, you might encounter issues with 32-bit applications and processes. Workaround: For important guidance on updating Windows containers, please see Windows container version compatibility and Update Windows Server containers .
  • Issue Known issue Devices on a domain might be unable to install apps published using a Group Policy Object (GPO). This issue only affects app installations that use .msi files. It does not affect any other installation methods, such as from the Microsoft Store. Workaround: This issue is resolved in KB4541329 .

Microsoft's release notes for KB4540670 ›

Known issues — reported on the forum

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In the news

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Discussed on the forum

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