This plugin doesnt work!!

Tried of several ways that this works but the instructions are terrible , incomplete and confused

My template it’s Twenty Fourteen and video plugin simple JwPlayer 7

i don’t have errors or problemas..

and i try to block Ant.com but dont work
you can help me?

https://wordpress.org/plugins/defa-protector-protect-html5-video-from-download-for-free-opensource/