public static void Main() { for (int i = 0; i < 6; i++) { DisplayDevice dev = DisplayDevice.GetDisplay(DisplayIndex.First + i); if (dev != null) { Trace.WriteLine(dev.ToString()); MessageBox.Show(dev.ToString()); dev.ChangeResolution(dev.SelectResolution(640, 480, 32, 60.0f)); Thread.Sleep(1000); MessageBox.Show(dev.ToString()); dev.RestoreResolution(); Thread.Sleep(1000); MessageBox.Show(dev.ToString()); } } }