This Code Snippet Open Internet Explore

Open IE

using System;
using SHDocVw;

    public static class Helper
    {
        private static void OpenIE()
        {
            object o = new object();
            // Can point to a local file as well C:\My File Path\MyFile.txt 
            string _Url = "www.Yahoo.com";

            InternetExplorer ie = new InternetExplorerClass();
            IWebBrowserApp wb = (IWebBrowserApp)ie;
            wb.Visible = true;
            wb.Navigate(_Url, ref o, ref o, ref o, ref o);
        }
      }