Installation of lower framework version

In this recipe, we are going to install framework 3.5 on Windows Server 2016. By default, IIS 10.0 has framework version 4.0. We will install the lower version of the framework, which supports web applications with .NET framework versions 2.0 through 3.5.

For example, if you have a web application you created a few years back and it was developed in the v2.0 .NET framework, you can use this recipe in order to make it run on IIS 10.0. Let's begin.

Getting ready

To step through this recipe, you need to install framework v3.5, which is based on the v2.0 framework. You will need a Windows Server 2016 instance. You should have the Server 2016 OS media for the framework 3.5 files or an Internet connection. You also need admin privileges.

How to do it...

1. Open Server Manager on Windows Server 2016, and click on the highlighted Add roles and features option.

2. Click on Next until you get the Select features wizard.

3. Click on the Features tab and click on the checkbox...