May 1, 2009 · Install this update to address a set of known issues with the Microsoft .NET Framework 3.5 Service Pack 1, the Microsoft .NET Framework 3.0 Service Pack 2, and the Microsoft .NET …

The April 8, 2025 update for Windows 10, version 1809 and Windows Server 2019 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.7.2. We recommend that you apply …

Summary This article describes the following aspects of the Microsoft .NET Framework 3.5 Service Pack 1 (SP1): Hotfixes that are included in this service pack New features and functionalities Note This …

Jul 8, 2025 · 5056578 Description of the Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 and Windows 10 Version 22H2 (KB5056578) How to get this update

Jun 1, 2013 · Describes an update that resolves some issues in the .NET Framework 3.5.1 on Windows 7 SP1 and Windows Server 2008 R2 SP1.

Oct 14, 2025 · Summary This article describes the security and cumulative update for 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019. Security Improvements CVE-2025-21176 - …

Oct 14, 2025 · Summary This article describes the security and cumulative update for 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2. Security Improvements CVE-2025-21176 - .NET Framework Remote …

The July 9, 2024 update for Windows 11, version 22H2 and Windows 11, version 23H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1. We recommend that you …

Download the Microsoft .NET Framework 4.8 offline installer package now. For Windows RT 8.1: Download the Microsoft .NET Framework 4.8 package now. For more information about how to …

Oct 14, 2025 · 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 …