exit intent don´t appear

I am trying to make a pop up when new visitors got out of my site with a little form builded on formidable pro, but following your´s tut “How to create an Exit Intent Popup”, already in beginning, at the first step, the option “Exit Intent” on ther Popup Events Section, don´t exist for me.
I have to do something before that?

The page I need help with: [log in to see the link]