.NET Framework October 2023 Cumulative Update Preview

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class="pe-xl-198"> <header class="ms-md-111 mb-40"> <div class="d-inline-flex mb-8 gap-24"> <div class="d-flex align-items-center"> October 26th, 2023 </div> </div> <h1>.NET Framework October 2023 Cumulative Update Preview</h1> </header> <div class="d-flex justify-content-between flex-column flex-lg-row align-items-center gap-24 mb-40" style="align-items: start;"> <div class="d-flex gap-10 align-items-center"> <div class="avatar-parent"> <img class="avatar-40" src="https://devblogs.microsoft.com/dotnet/wp-content/uploads/sites/10/2018/10/WP_20170704_14_34_24_Pro-150x150.jpg" alt="Tara Overfield" style="width: 40px; height: 40px;"> </div> <div class="d-flex flex-column"> <div class="fs-16 fw-600"> <a class="read-more" href="https://devblogs.microsoft.com/dotnet/author/taraoverfield" data-bi-area="body_author_top" data-bi-id="post_page_body_author_top_name" data-bi-name="Tara Overfield">Tara Overfield</a> </div> <div class="fs-12 lh-20 fw-400">Senior Software Engineer</div> </div> </div> </div> </div> <div></div> </div> <div class="container-three-column-post mb-40" id="single-wrapper"> <aside class="post-sidebar sticky scroll-bar pe-12"> <div id="get-height"> <div class="border-bottom pb-32 mb-32 evo-dropdown-menu" data-mobile-dropdown="true" id="toc-sidebar" data-bi-id="post_page_sidebar_right_table_of_contents" data-bi-area="sidebar_right_table_of_contents"> <button class="evo-dropdown-button mobile-toc btn-no-styles d-flex align-items-center justify-content-between" style="width: 100%;" aria-expanded="false" aria-controls="#tocBody" data-bi-id="post_page_sidebar_right_table_of_contents_dropdown"> <h2 class="fs-20 lh-28 toc-title"></h2> <span class="evo-dropdown-icon d-flex"></span> </button> <nav id="tocBody" class="evo-dropdown-content mobile-toc-content" data-bi-id="post_page_sidebar_right_table_of_contents"> <ul id="toc"></ul> <a href="javascript:" class="fw-600 lh-28" id="showMoreBtn" data-bi-id="post_page_sidebar_right_table_of_contents_show_more" data-bi-name="Show more"></a> </nav> </div> <div class="read-next-mobile"></div> </div> </aside> <article data-clarity-region="article" class="middle-column pe-xl-198" id="post-48554"> <div class="entry-content sharepostcontent " data-bi-area="body_article" data-bi-id="post_page_body_article"> <p>Today, we are releasing the October 2023 Cumulative Update Preview for .NET Framework.</p> <h3>Quality and Reliability</h3> <p>This release contains the following quality and reliability improvements.</p> <h5>WPF<span style="font-size: 12pt;"><sup>1</sup></span></h5> <ul> <li>Addresses an issue to provide an appconfig mechanism to allow users to extend the list of allowed types in case of XAML/XPS parsing.</li> </ul> <p><sup>1 </sup>Windows Presentation Foundation (WPF)</p> <h3><a id="user-content-getting-the-update" class="anchor" href="#getting-the-update"></a>Getting the Update</h3> <p>The Cumulative Update Preview is available via Windows Update and Microsoft Update Catalog.</p> <p>Customers using Windows 11, version 22H2, you will now find .NET Framework updates on the <strong> Settings > Windows Update > Advanced options > Optional updates </strong> page.</p> <p>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.</p> <p>The following table is for Windows 10 and newer versions.</p> <table border="1" cellspacing="0" cellpadding="8px"> <thead> <tr> <th>Product Version</th> <th colspan="2">Cumulative Update</th> </tr> </thead> <tbody> <tr bgcolor="#F0F0F0"> <td><strong>Windows 11, version 22H2</strong></td> <td></td> <td></td> </tr> <tr> <td>.NET Framework 3.5, 4.8.1</td> <td><a href="http://www.catalog.update.microsoft.com/Search.aspx?q=5031817" rel="nofollow">Catalog</a></td> <td><a href="https://support.microsoft.com/kb/5031817" rel="nofollow">5031817</a></td> </tr> <tr bgcolor="#F0F0F0"> <td><strong>Windows 11, version 22H2</strong></td> <td></td> <td><strong><a href="https://support.microsoft.com/kb/5031905" rel="nofollow">5031905</a></strong></td> </tr> <tr> <td>.NET Framework 3.5, 4.8.1</td> <td><a href="http://www.catalog.update.microsoft.com/Search.aspx?q=5031817" rel="nofollow">Catalog</a></td> <td><a href="https://support.microsoft.com/kb/5031817" rel="nofollow">5031817</a></td> </tr> <tr bgcolor="#F0F0F0"> <td><strong>Windows 10, version 22H2</strong></td> <td></td> <td><strong><a href="https://support.microsoft.com/kb/5031904" rel="nofollow">5031904</a></strong></td> </tr> <tr> <td>.NET Framework 3.5, 4.8</td> <td><a href="http://www.catalog.update.microsoft.com/Search.aspx?q=5030841" rel="nofollow">Catalog</a></td> <td><a href="https://support.microsoft.com/kb/5030841" rel="nofollow">5030841</a></td> </tr> <tr> <td>.NET Framework 3.5, 4.8.1</td> <td><a href="http://www.catalog.update.microsoft.com/Search.aspx?q=5031816" rel="nofollow">Catalog</a></td> <td><a href="https://support.microsoft.com/kb/5031816" rel="nofollow">5031816</a></td> </tr> </tbody> </table> <p> </p> <h5>Previous Monthly Rollups</h5> <p>The last few .NET Framework Monthly updates are listed below for your convenience:</p> <ul> <li><a href="https://devblogs.microsoft.com/dotnet/dotnet-framework-october-2023-security-and-quality-rollup-updates/" rel="nofollow">.NET Framework October 2023 Security and Quality Rollup Updates</a></li> <li><a href="https://devblogs.microsoft.com/dotnet/dotnet-framework-september-2023-cumulative-update-preview/" rel="nofollow">.NET Framework September 2023 Cumulative Update Preview</a></li> <li><a href="https://devblogs.microsoft.com/dotnet/dotnet-framework-september-2023-security-and-quality-rollup-updates/" rel="nofollow">.NET Framework September 2023 Security and Quality Rollup Updates</a></li> <li><a href="https://devblogs.microsoft.com/dotnet/dotnet-framework-august-2023-cumulative-update-preview/" rel="nofollow">.NET Framework August 2023 Cumulative Update Preview</a></li> </ul> </div>  </article> <style> @media (min-width: 1084px) { .social-panel { flex-direction: column; } } @media (max-width: 1083px) { .evo-social-sidebar { margin-bottom: 24px; } 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