.NET Framework April 2023 Cumulative Update Preview Updates

Salini Agarwal

Today, we are releasing the April 2023 Cumulative Update Preview for .NET Framework.

Quality and Reliability

This release contains the following quality and reliability improvements.

  • Addresses an issue where using IsReadOnly property of TextBox and RichTextBox in ControlTemplate.Triggers throws an exception.
  • Addresses Null Reference Exception reloading XPS document after adjusting column width for Datagrid and Gridview controls.
  • Addresses Null Reference Exception when ToolTip is visible property is overridden to be always be false.

1 Windows Presentation Foundation (WPF)

Note: This update includes the resolution to a known issues discussed in KB5022083. If you used any workaround or mitigations for this issue, they are no longer needed, and we recommend you remove them. To remove a workaround, review the Workaround or Alternate Workaround instructions as outlined in the KB5022083.

New .NET preview updates experience

For customers on Windows 11, version 22H2 we have improved .NET Framework update installing experience for optional Non sec updates. For more information visit Announcing the SV2 improvements and Improving .NET Framework updates for Windows 11, version 22H2 – Microsoft Community Hub.

Getting the Update

The Cumulative Update Preview is available via Windows Update and Microsoft Update Catalog.

Customers using Windows 11, version 22H2, you will now find .NET Framework updates on the Settings > Windows Update > Advanced options > Optional updates page.

Advanced system administrators can also take use of the below direct Microsoft Update Catalog download links to .NET Framework-specific updates. Before applying these updates, please ensure that you carefully review the .NET Framework version applicability, to ensure that you only install updates on systems where they apply.

The following table is for Windows 10+ versions.

Product Version Cumulative Update
Windows 11, version 22H2
.NET Framework 3.5, 4.8.1 Catalog 5025182
Windows 11, version 21H2 5025368
.NET Framework 3.5, 4.8 Catalog 5025184
.NET Framework 3.5, 4.8.1 Catalog 5025186
Windows 10 22H2 5025367
.NET Framework 3.5, 4.8 Catalog 5025183
.NET Framework 3.5, 4.8.1 Catalog 5025185



Previous Monthly Rollups

The last few .NET Framework Monthly updates are listed below for your convenience:


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