With Any Video Convertr. One of the easy ways to download Facebook videos is using some. VideoDuke for Mac. Requirements: OS X 10.12+. 23.9MB free space. Version 1.8.269. Steps to Download Facebook Videos Online Without Any Software To start with, first you need to find a video you want to download on Facebook, then right click on the video, select “Show video URL”. Copy the URL and open a new tab, then paste it into the new address bar. Replace the “ www” with “ m” and then press “Enter” button.