Take three forms
Formmain, Formfirst,Formsecond
public partial class FormMain : Form
{
public FormMain()
{
InitializeComponent();
FormFirst frs = new FormFirst();
frs.Show();
}
private void FormMain_Load(object sender, EventArgs e)
{
}
}
In the Formfirst ok button click write below
public partial class FormFirst : Form
{
public FormFirst()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
FormSecond fs = new FormSecond ();
fs.Show();
this.Hide();
}
}