CODE EXAMPLE FOR CSHARP

How to set default page asp.net MVC

public static void RegisterRoutes(RouteCollection routes)
{
    routes.IgnoreRoute("{resource}.axd/{*pathInfo}");

    routes.MapRoute(
        name: "Default",
        url: "{controller}/{action}/{id}",
        defaults: new 
        { 
            controller = "Home", // default controller
            action = "Index",  // default action on the controller
            id = UrlParameter.Optional
        }
    );
}