January 12, 2021-KB4597249 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1803

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Release Date:
January 12, 2021

Version:
.NET Framework 4.8

Summary

WPF1

- Addressed an issue with a FailFast crash arising in apps with two threads that both load application resources.

Runtime

- Improved the clean-up process for X509Certificate2 certificates.  For more information see KB5001206.


1 Windows Presentation Foundation (WPF)

Known issues in this update

Microsoft is not currently aware of any issues in this update.

How to get this update

Install this update

Release Channel

Available

Next Step

Windows Update and Microsoft Update

Yes

None. This update will be downloaded and installed automatically from Windows Update.

Microsoft Update Catalog

Yes

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Windows Server Update Services (WSUS)

Yes

This update will automatically sync with WSUS if you configure Products and Classifications as follows:

Product:Windows 10 Version 1803

Classification: Security Updates

File information

For a list of the files that are provided in this update, download the file information for cumulative update.

Information about protection and security

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