February 8, 2022-KB5009467 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 20H2, Windows Server, version 20H2, Windows 10 Version 21H1, and Windows 10 Version 21H2
Applies To
.NETRelease Date:February 8, 2022
Version: .NET Framework 3.5 and 4.8
The February 8, 2022 update for Windows 10, version 20H2, Windows Server, version 20H2, Windows 10 Version 21H1, and Windows 10 Version 21H2 includes 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
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WPF1 |
- Addresses a hang when scrolling a list control where both these conditions are true:
(The quantum is a function of the DPI scaling in effect.) - Addresses an exception "Height must be non-negative" that can occur when adding items or groups to the collection displayed by an ItemsControl. - Addresses an issue where a shared ContextMenu stops displaying after it fails to display once because its owner was removed from the visual tree. |
|
CLR2 |
- Addresses rare crashes and hangs that can appear in cases where a GC occurs while another thread is in the middle of certain special paths used to invoke shared-generic code from non-shared-generic contexts. |
1 Windows Presentation Foundation (WPF)2 Common Language Runtime (CLR)
How to get this update
Install this update
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Release Channel |
Available |
Next Step |
|
Windows Update and Microsoft Update |
Yes |
To download and install this update, go to Settings > Update & Security > Windows Update, and then select Check for updates. |
|
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) |
Yes |
This update will automatically sync with WSUS if you configure Products and Classifications as follows: Product: Windows 10, version 20H2, Windows Server, version 20H2, Windows 10 Version 21H1, and Windows 10 Version 21H2 Classification: Updates |
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
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Help for installing updates: Windows Update FAQ
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Protect yourself online and at home: Windows Security support
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Local support according to your country: International Support
Known issues in this update
Microsoft is not currently aware of any issues in this update.
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