The .NET Framework 3.5 SP1 offline installer is available on the .NET Framework 3.5 SP1 Download page and is available for Windows versions prior to Windows 10. Install the .NET Framework 3.5 on Demand. You may see the following configuration dialog if you try to run an app that requires the .NET Framework 3.5.

Downloads for building and running applications with .NET Framework 4.0 . Get web installer, offline installer, and language pack downloads for .NET Framework. .NET Framework (pronounced as "dot net") is a software framework developed by Microsoft that runs primarily on Microsoft Windows.It includes a large class library called Framework Class Library (FCL) and provides language interoperability (each language can use code written in other languages) across several programming languages. These target framework versions are the latest stable versions. Pre-release versions aren't shown. A Target Framework Moniker (TFM) is a standardized token format for specifying the target framework of a .NET app or library. Microsoft NET Framework 3.5 builds incrementally on the new features added in NET Framework 3. For example, Windows Workflow Foundation (WF), Windows Communication Foundation (WCF), Windows

Installing the .NET Framework 3.5 on Windows 8, Windows 8.1 and Windows 10; For more information about how to plan for the deployment of the Net Framework 3.5 in your environment, check out the Microsoft .NET Framework 3.5 Deployment Considerations white paper.

Learn what the difference between .NET Core and .NET Framework is and when to choose .NET Core. .NET Core is the new open-source and cross-platform framework to build applications for all operating system including Windows, Mac, and Linux. NET Framework v3.5. Package. NET Framework version 3.5 improves scalability and performance of applications with improved caching, application deployment and updating (ClickOnce) and support for the broadest array of browsers and devices and services through controls that ASP.NET.

.NET Core 3 was announced on May 7, 2019, at Microsoft Build. Version 3.0.0 was released September 23, 2019. With .NET Core 3, the framework supports development of desktop application software, artificial intelligence/machine learning and IoT apps. [failed verification] The next release after .NET Core 3.1 will be .NET 5.

The Microsoft .NET Framework 3 is the new managed code programming model for Windows®. It combines the power of the .NET Framework version 2.0 with new technologies for building applications that have visually compelling user experiences, seamless communication across technology boundaries, and the ability to support a wide range of business processes. To Install .NET Framework 3.5 in Windows 10, Press Win + R on the keyboard and type optionalfeatures.exe in the Run box. Hit the Enter key. Tick (turn on) the .NET Framework 3.5 (includes .NET 2.0 and 3.0) item in the list and click OK. In the next dialog, click on Let Windows Update download the files for you.