Popup for Engage is used for engaging users in our site if customer add products to cart and going to close window or going anywhere out of browser screen then Engage pop will be displayed.
You can display any topic content via selecting topic in configure page. If Customer is Guest then display selected topic content on Popup and also Popup will ask for subscribe newsletter as shown below. If customer has already subscribed on that session then Popup will not ask for subscribe newsletter.
If Customer is logged in then it will display selected topic content in Popup.