How To Stop Autoplay Videos On Facebook Read more at http://www.way2hacking.com/2015/10/how-to-stop-autoplay-videos-on-facebook.html#2WCrT1PDscOP24ig.99

STEP 1:

First of all visit to Setting page of your account.

https://www.facebook.com/settings

STEP 2:

Now navigate Video Tab at very last

STEP 3:

Here you’ll get the option to disable autoplay videos on facebook.

Thanks to Prabhu  😛