Installing Multiple Versions of the .NET Framework 

You can install and run multiple versions of the .NET Framework on a computer. Currently there are three versions of the .NET Framework: version 1.0, version 1.1, and version 2.0 The three .NET Framework versions can be installed in any order.

You can also redistribute the .NET Framework with your application. For more information on including the .NET Framework with your application, see Redistributing the .NET Framework.

See Also

Tasks

How to: Use an Application Configuration File to Target a .NET Framework Version

Concepts

Configuring Assembly Binding Redirection
Assembly Binding Redirection

Other Resources

Side-by-Side Execution