However, if you must target .NET Framework 4 for legacy hardware or strict customer requirements, here is how to get the targeting pack.
If you are checking the file system, the reference assemblies are typically installed to: C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\.NETFramework\v4.0 microsoft .net framework 4 targeting pack download
However, if you must target .NET Framework 4 for legacy hardware or strict customer requirements, here is how to get the targeting pack.
If you are checking the file system, the reference assemblies are typically installed to: C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\.NETFramework\v4.0