Download .NET Framework 3.0 Service Pack 2 Update for Windows Server 2003 and Windows XP from Official Microsoft Download Center

The Surface family of devices

Surface devices

Anything but ordinary

Person using Power BI Desktop

Power BI

Transform data into actionable insights with dashboards and reports

.NET Framework 3.0 Service Pack 2 Update for Windows Server 2003 and Windows XP

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

Select Language:
There are some known incompatibilities in generic types using the BinaryFormatter or NetDataContractSerializer serialized and deserialized across a mixed .NET Framework 3.5 SP1 and .NET Framework 4 environment. Installing this update addresses these issues.