how to get windows explorer path

// required to access Registry
using Microsoft.Win32;

// required to use Process.Start
using System.Diagnostics;

// should work for Win 7/8
private string IEKey = @"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\IEXPLORE.EXE";

private void LaunchIE()
{
    string IEPath = Registry.GetValue(IEKey,"Path","").ToString().TrimEnd(';') + @"\iexplore.exe";
    
     Process.Start(IEPath);
}