How to change date format of system using C# code?

This is the current date format of the System

This following C# code is used to change date format

The namespace of   RegistryKey is using Microsoft.Win32;

private void button1_Click(object sender, EventArgs e)

{

string DateFormat = txtDateFormat.Text.Trim();

string TimeFormat = txtTimeFormat.Text.Trim();

RegistryKey rkey = Registry.CurrentUser.OpenSubKey(@"ControlPanel\International", true);

///Set Values

rkey.SetValue("sTimeFormat", TimeFormat);

rkey.SetValue("sShortDate", DateFormat);

//Close the Registry

rkey.Close();

}

The new date format is displayed below