Installation Steps: 1 2 3 4 5 6
A Microsoft .NET Framework version may come pre-installed with your Windows operating system. If the pre-installed .NET Framework version is not the same version as stated in the text below, you must install the required version. Different versions of .NET Framework can simultaneously reside on the Windows operating system.
Ensure that you have Microsoft .NET Framework 4.0 installed on the Windows operating system. If it is already installed, proceed to Installation Step 3. Otherwise do the following:
Search the site for .NET Framework 4.0.
Download and install the software.
If you get a security exception message when you try to open the software, consult your system administrator to resolve the problem.