private void button3_Click(object sender, EventArgs e)
        {
            rdp.Focus();
            new Thread(worker).Start();
        }

        void worker()
        {
            LeftMouseClick(Cursor.Position.X - 720, Cursor.Position.Y - 45);
            System.Threading.Thread.Sleep(1000);

            InputSimulator.SimulateTextEntry("cmd");
            System.Threading.Thread.Sleep(1000);

            // Simulate each key stroke
            InputSimulator.SimulateKeyPress(VirtualKeyCode.RETURN);
            System.Threading.Thread.Sleep(1000);

            InputSimulator.SimulateKeyPress(VirtualKeyCode.RETURN);
            System.Threading.Thread.Sleep(1000);

            InputSimulator.SimulateKeyPress(VirtualKeyCode.RETURN);
            System.Threading.Thread.Sleep(1000);

            keybd_event((byte)System.Windows.Forms.Keys.Enter, 0x45, KEYEVENTF_EXTENDEDKEY, 0); //Key down
            keybd_event((byte)System.Windows.Forms.Keys.Enter, 0x45, KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); //Key up

            SendKeys.SendWait("{ENTER}");
        }