Popup always stays on top

Question

I\'ve WPF application which has one Main window on which I\'m opening a Popup window. The problem I\'m facing is the Popup window always stays on top. If I open some other a

Answer 1

This solved my problem.

PopupForm pf = new PopupForm();
pf.Owner = this;
pf.Topmost = false;
pf.ShowDialog()