.NET Framework 3.5 Service Pack 1

The .NET Framework 3.5 Service Pack 1 (SP1) delivers:

• Performance increases between 20-45% for WPF-based applications – without having to change any code
• WCF improvements that give developers more control over the way they access data and services Streamlined installation experience for client applications
• Improvements in the area of data platform, such as the ADO.NET Entity Framework, ADO.NET Data Services and support for SQL Server 2008’s new features

Download and install the .NET Framework 3.5 SP1 (Bootstrapper) now:

Install it now

Web Developers and Administrators:
To install the .NET Framework on a Web server or to set up an entire Web development environment, use the Microsoft Web Platform Installer.

.NET Framework 3.5 Service Pack 1 Related Resources:

• .NET Framework 3.5 Service Pack 1 (Full Package)
• What's New in the .NET Framework Version 3.5 SP1
• Visual Studio 2008 Service Pack 1 and .NET Framework 3.5 SP 1
• .NET Framework 3.5 SP1 Readme
• .NET Framework 3.5 SP1 KB Article

.NET Framework 3.5

Microsoft .NET Framework 3.5 contains many new features building incrementally upon .NET Framework 2.0 and 3.0, and includes .NET Framework 2.0 service pack 1 and .NET Framework 3.0 service pack 1.

Download and install the .NET Framework 3.5 (Bootstrapper) now:

Install it now

.NET Framework 3.5 Related Resources::

• .NET Framework Version 3.5 Redistributable Package
• Windows SDK for Windows Server 2008 and .NET Framework 3.5 (Installer)
• Windows SDK for Windows Server 2008 and .NET Framework 3.5 (ISO)
• .NET Framework 3.5 Readme
• .NET Framework 3.5 White Papers