Update 4.0.3 for Microsoft .NET Framework 4 – Runtime Update
Introduction Update 4.0.3 for Microsoft .NET Framework 4 is now available. This update includes a set of new features and fixes some bugs, based on top customer requests and the .NET Framework …
January 29, 2026-KB5074828 Cumulative Update Preview for .NET …
The January 29, 2026 update for Windows 11, version 25H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1. We recommend that you apply this update as part …
July 8, 2025-KB5062152 Cumulative Update for .NET Framework 3.5, …
Jul 8, 2025 · 5062068 Description of the Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 1809 and Windows Server 2019 (KB5062068) How to get this update
October 14, 2025-KB5066136 Cumulative Update for .NET Framework …
The October 14, 2025 update for Windows 10, version 1607 and Windows Server 2016 includes security and cumulative reliability improvements in .NET Framework 4.8. We recommend that you apply this …
July 8, 2025-KB5056580 Cumulative Update for .NET Framework 3.5 …
Jul 8, 2025 · The April 22, 2025 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 …
Microsoft .NET Framework 4.8 on Windows 10 version 1709, Windows …
This article describes an update for Microsoft .NET Framework 4.8 on Windows 10, version 1709, Windows 10, version 1803, Windows Server, version 1803, Windows 10, version 1809 and Windows …
October 14, 2025-KB5066743 Cumulative Update for .NET Framework …
Oct 14, 2025 · Summary This article describes the security and cumulative update for 3.5, 4.8 and 4.8.1 for Windows Server 2022. Security Improvements CVE-2025-21176 - .NET Framework Remote …
August 26, 2025-KB5064794 Cumulative Update for .NET Framework …
Aug 26, 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 There are no new security improvements in …
October 14, 2025-KB5066746 Cumulative Update for .NET Framework …
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 21H2. Security Improvements CVE-2025-21176 - .NET Framework Remote …
Microsoft .NET Framework 4.8 offline installer for Windows
Download the Microsoft .NET Framework 4.8 package now. For more information about how to download Microsoft support files, see How to obtain Microsoft support files from online services .