Net Framework 4.0.3019 Jun 2026

: The robust features, scalability, and extensive libraries make .NET Framework 4.0.30319 a preferred choice for complex enterprise applications.

| Specification | Value | | :--- | :--- | | | 4.0.3019.1 (or 4.0.3019.xxx) | | Associated KB | KB2600217 | | Release Date | October 25, 2011 | | Prerequisite | .NET Framework 4.0 (RTM) | | Supported OS | Windows XP SP3, Vista SP2, Server 2008 SP2, Windows 7 SP1, Server 2008 R2 SP1 | net framework 4.0.3019

This update was a for .NET Framework 4.0. It primarily focused on addressing reliability and performance issues rather than introducing new features. : The robust features, scalability, and extensive libraries

: The .NET Framework 4.0.30319 includes several performance enhancements over its predecessors. Features like the .NET Memory Profiler, the Garbage Collector, and Just-In-Time (JIT) compiler improvements contribute to faster application performance and efficiency. It is the build number associated with Update

is not a standalone release of the .NET Framework. It is the build number associated with Update KB2600217 , which was released on October 25, 2011 .

: .NET Framework 4.0.30319 is widely used for developing Windows desktop applications, including Windows Forms and WPF (Windows Presentation Foundation) applications.