CSHARP

c# minimize form

this.WindowState = FormWindowState.Minimized;

c# minimize form

private void Form1_KeyPress(object sender, KeyPressEventArgs e)
{
     if(e.KeyChar == 'm')
         this.WindowState = FormWindowState.Minimized;
}

minimize window windows forms application c#

Windows forms:
this.WindowState = FormWindowState.Minimized;

WPF:
this.WindowState = WindowState.Minimized;