In the “Create New ASP.Net Core Web Application” window, select .NET Core as the runtime and ASP.NET Core 2.2 (or later) from the drop-down list at the top. I’ll be using ASP.NET Core 3.0 here.

Select .NET Core as the runtime and ASP.NET Core 2.2 (or later) from the dropdown list at the top. Select API as the project template to create a new ASP.NET Core API application.

Creating a New ASP.NET Core Web Application in Visual Studio When you click on OK, the window appears shown in Figure 2 appears. [Click on image for larger view.] Figure 2. Preparing the Project ...