March 26, 2024-KB5036036 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2

Applies To
.NET

Note

  • Release Date:
    March 26, 2024
  • Version:
    .NET Framework 3.5 and 4.8

The March 26, 2024 update for Windows 10 Version 22H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8. We recommend that you apply this update as part of your regular maintenance routines. Before you install this update, see the Prerequisites and Restart requirement sections.

Summary

Security Improvements

There are no new security improvements in this release. This update is cumulative and contains all previously released security improvements.

Quality and Reliability Improvements

There are no new Quality and Reliability Improvements in this update.

.NET Libraries - Addresses a performance issue in ASP.NET applications after installing the January 2024 .NET Framework update.
.NET Runtime - Addresses an issue when thread pool recycled lists become unresponsive on multi-CPU-group computers.

Additional information about this update

The following articles contain additional information about this update as it relates to individual product versions.

  • 5036580 Description of the Cumulative Update Preview for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 (KB5036580)

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.
Windows Update for Business No None. These changes will be included in the next security update to this channel. For more information about Windows Update for Business go to the Windows Update for Business website.
Microsoft Update Catalog Yes To get the standalone package for this update, go to the Microsoft Update Catalog website.
Windows Server Update Services (WSUS) No You can import this update into WSUS manually via 5036580. See the Microsoft Update Catalog for instructions.

File information

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

Prerequisites

To apply this update, you must have .NET Framework 3.5 or 4.8 installed.

Restart requirement

You must restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET Framework-based applications before you apply this update.

How to obtain help and support for this update