Refresh another Windows Form on Button Click in Windows Application

Hi ashishk,

Please refer below sample.

Design

Code

C#

public Form1()
{
    InitializeComponent();
}
Form2 f2;
private void button1_Click(object sender, EventArgs e)
{
    f2 = new Form2();
    f2.Show();
}

private void button2_Click(object sender, EventArgs e)
{
    ClearControls(f2);
}

private void ClearControls(Control frm)
{
    foreach (Control control in frm.Controls)
    {
        if (control is TextBox || control is ComboBox)
        {
            control.ResetText();
        }
        if (control is CheckBox)
        {
            ((CheckBox)control).Checked = false;
        }
    }
}

Screenshot