It's very easy. Find Pop Ads on the monetization list, turn it ON, click Generate Script and paste the code into your HTML.
There will be one pop ad displayed to a unique user in 24 hours.
Once you get your first views, you will see them on your statistics page.
Your will receive the revenue share for pop ads placed on your website.
Please note that if you wish to add pop ads to other scripts you're using at present, you need to replace the existing code with a newly generated one.
If you use API or Quick Link, simply add the pop ad script into your website's code.
So, boost your monetization by adding pop ads today.