The .Net Framework Blog The .NET Framework 4.5.1 runs side-by-side with the .NET Framework 3.5 Service Pack 1 (SP1) and earlier versions of the .NET Framework. However, the .NET Framework 4.5.1 is an in-place update for the .NET Framework 4 and the .NET Framework 4.5. Command-line switches for this update

2021年4月26日 · The small set of users using .NET Framework 4.5.2, 4.6, or 4.6.1 will need to upgrade to a later .NET Framework version to stay supported. Applications do not need to be recompiled. Given the nature of this change, we decided that targeting .NET Framework 4.6.2 and later was the best balance of support and effort.

.NET Framework 4.5.1 中的新功能是什么？.NET Framework 4.5.1 支持使用 C#、 Visual Basic 和 F# 代码。此外，.NET Framework 4.5.1 提供了下列语言和框架方面的改进： 提高了性能和可靠性. ASP.NET 页框架中的暂停和恢复操作能力. 按需压缩大型对象堆的功能. 64 位编辑并继续控件

The January 29, 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 recommend that you apply this update as part of your regular maintenance routines.

However, the .NET Framework 4.5.2 is an in-place update to the .NET Framework 4.5.1, the .NET Framework 4.5, and the .NET Framework 4. Command-line switches for this update. For more information about the various command-line options that are supported by this update, go to the "Command-Line options" section on the following MSDN website:.NET ...

However, it can run side by side with the .NET Framework 3.5 Service Pack 1 (SP1) and earlier versions of the .NET Framework. The .NET Framework 4.5.2 for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 is available on Windows Update and on Windows Server Update Service (WSUS). It will be offered as a recommended update on Windows Update.

The January 14, 2025 update for Windows Server 2022 includes security and 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

January 14, 2025 — KB5050187 Cumulative Update for .NET Framework 3.5, 4.8, 4.8.1 for Windows Server 2022; November 12, 2024 — KB5046547 Cumulative Update for .NET Framework 3.5, 4.8, 4.8.1 for Windows Server 2022; October 8, 2024 — KB5044099 Cumulative Update for .NET Framework 3.5, 4.8, 4.8.1 for Windows Server 2022

January 14, 2025 — KB5049622 Cumulative Update for .NET Framework 3.5, 4.8.1 for Windows 11, version 24H2 and Microsoft server operating system version 24H2; November 21, 2024 — KB5048162 Cumulative Update Preview for .NET Framework 3.5, 4.8.1 for …

Applications may encounter compilation errors when targeting the .NET Framework 4.5.2. KB2909958. Exceptions in Windows PowerShell, other dynamic languages, and dynamically executed C# code when code that targets the .NET Framework calls some methods. KB2964071. SqlClient can send sequence numbers in the .NET Framework 4.5.2. KB2867723