how to remove the dialog boxes the webBrowser object c #?

My question is how to remove the dialog boxes that appear when launching the application without having to click with the mouse

c #

public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();


        }

        private void Form1_Load(object sender, EventArgs e)
        {


            //quitamos el scrollbar

            Form1 panel = new Form1();
            panel.HorizontalScroll.Maximum = 0;
            panel.AutoScroll = false;
            panel.VerticalScroll.Visible = false;
            panel.AutoScroll = true;




            webBrowser1.Navigate("https.....");



        }