Define windows size, XNA c#

windowSize.cs

protected override void Initialize()
        {
            // TODO: Add your initialization logic here
            graphics.PreferredBackBufferHeight = 500;
            graphics.PreferredBackBufferWidth = 500;
            graphics.IsFullScreen = false;
            graphics.ApplyChanges();
            Window.Title = "Title here";
            base.Initialize();
        }