c sharp Usb Ports Enable\Disable program

Using C# Program  you can control usb ports in system . if you want to disable All ports of  your system you can use the following program for the this task.
Example 1 :

Download Program Here 

Above is a snapshot of  application Developed in C# for enabling and disabling Usb ports of a system.
you can develop your own Program like this just do as directed following
Getting start :
first create your project in Visual Studio and name it what ever you want now  Design your form and start coding as following:

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;
namespace UsbProgram
{
    public partial class Main : Form
    {
        public Main()
        {
            InitializeComponent();
        }

       

      

        private void lockbtn_Click(object sender, EventArgs e)
        {
                           // Create and name your button on form as lockbtn

            try
            {

                string path = "SYSTEM\\CurrentControlSet\\services\\USBSTOR\\";
                RegistryKey RK = Registry.LocalMachine.OpenSubKey(path, true);

                RK.SetValue("Start", "4", RegistryValueKind.DWord);
                status.Text = "Status : All Usb Ports Locked !";
            }
            catch (Exception ex)
            {

                 MessageBox.Show(" Should be Run as Adminstrator","Stop");
            
            }
        }

        private void unlockbtn_Click(object sender, EventArgs e)
        {
            //Name your unlock button as unlockbtn

            status.Text = "Status : All Usb Ports Unlocked !";
            string path = "SYSTEM\\CurrentControlSet\\services\\USBSTOR\\";
            RegistryKey RK = Registry.LocalMachine.OpenSubKey(path, true);

            RK.SetValue("Start", "3", RegistryValueKind.DWord);
        }

       
       
    }
}