.NET Framework 4.0

Parallel computing and dynamic language support

Compatible with:

Windows XP Windows Vista Windows 7 Windows Server 2008
Version 4.0
Size 48.1 MB
Platform Windows XP
License Freeware
Release Date April 12, 2010
Developer Microsoft Corporation
.NET Framework 4.0 Interface

Key Features

Task Parallel Library (TPL)
Parallel LINQ (PLINQ)
Dynamic Language Runtime (DLR)
Managed Extensibility Framework (MEF)
Improved garbage collection
Enhanced ASP.NET with new controls and features

About .NET Framework 4.0

Microsoft .NET Framework 4.0 introduced parallel computing features, dynamic language runtime, and significant improvements to ASP.NET, WPF, and WCF. It marked a new era in .NET development.

Official Website Developer: Microsoft Corporation

What is .NET Framework?

Microsoft .NET Framework is a software development platform that provides a consistent programming model for building applications that have visually stunning user experiences and seamless communication.

Common Language Runtime (CLR): Manages memory and executes .NET code
Base Class Library: Provides fundamental programming functionality
Language Support: Works with C#, VB.NET, F#, and other .NET languages
Application Models: Supports Windows Forms, WPF, ASP.NET, and more
Security: Built-in security features and code access security

.NET Framework 4.0 is required by many Windows applications to run properly. Without it, .NET applications will display error messages and fail to start.

Why Use Offline Installer?

The offline installer contains all necessary files to install .NET Framework without requiring an internet connection during installation.

No Internet Required: Install even when offline or with slow connections
Faster Installation: No need to download files during installation
Reusable: Install on multiple computers with the same file
Reliable: Less prone to installation failures due to network issues
Complete Package: Includes all components and dependencies

System Requirements for Windows XP

Windows XP SP3, Windows Vista SP1, Windows 7, or Windows Server 2008 SP2
Minimum 512 MB RAM (1 GB recommended)
850 MB of available disk space
Pentium 1 GHz or compatible processor

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Frequently Asked Questions

Microsoft .NET Framework 4.0 introduced parallel computing features, dynamic language runtime, and significant improvements to ASP.NET, WPF, and WCF. It marked a new era in .NET development. It's required by many Windows applications to run properly.

You need .NET Framework 4.0 if you want to run applications that were built using this version of the .NET Framework. Many software applications require specific versions of .NET Framework to function.

Yes, .NET Framework 4.0 is completely free to download and use. Microsoft provides it at no cost as it's essential for running .NET applications on Windows.

Yes, different versions of .NET Framework can coexist on the same computer. Some versions are in-place updates, while others install side-by-side.

The offline installer contains all necessary files and doesn't require an internet connection during installation. The web installer downloads files during installation and requires an active internet connection.

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Other .NET Framework Versions

.NET Framework 2.0

Major release with generics and new features

November 7, 2005 v2.0
Download for Windows XP
.NET Framework 3.0

Foundation technologies for Windows Vista

November 6, 2006 v3.0
Download for Windows XP
.NET Framework 3.5

LINQ and enhanced web development

November 19, 2007 v3.5
Download for Windows XP
View All .NET Framework Versions

Also Available: Browser Installers

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