Make WPF Application Fullscreen (Cover startmenu)

Question

I would like to make my WPF application fullscreen. Right now the start menu prevents it from covering everything and shifts my application up. This is what I have for my Ma

Answer 1

window.WindowStyle = WindowStyle.None;
window.ResizeMode = ResizeMode.NoResize;
window.Left = 0;
window.Top = 0;
window.Width = SystemParameters.VirtualScreenWidth;
window.Height = SystemParameters.VirtualScreenHeight;
window.Topmost = true;

Works with multiple screens