October 26, 2023 - KB5031905 Cumulative Update Preview for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2
Summary
This article describes the security and Cumulative Update for 3.5 and 4.8.1 for Windows 11, version 22H2.
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
For a list of improvements that were released with this update, please see the article links in the Additional Information section of this article.
Known issues in this update
Microsoft is not currently aware of any issues in this update.
Additional information about this update
The following articles contain additional information about this update as it relates to individual product versions.
- 5031817 Description of the Cumulative Update Preview for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 (KB5031817)
How to get 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. See the Microsoft Update Catalog for instructions. |
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