Download Update 4.0.3 for Microsoft .NET Framework 4 – Runtime Update (KB2600211) from Official Microsoft Download Center

Update 4.0.3 for Microsoft .NET Framework 4 – Runtime Update (KB2600211)

Important! Selecting a language below will dynamically change the complete page content to that language.

This is Update 4.0.3 for Microsoft .NET Framework 4 containing a set of new features addressing top customer feature requests and important .NET Framework scenarios.