Searching the internet with word combinations such as "mass delete facebook posts", "Remove all facebook updates", etc - I did not come up with much: browser extensions, scripts. Then my A.D.D kicked in and I thought, "maybe I'll just search
As you will see in my video, it's very easy to use this app. First, you set up the preferences regarding which parts of your Facebook content you would like to remove (i.e. posts, likes, photos, and comments). The app will ask you to log in once before you start using it. After logging in, you can begin mass-cleaning your Facebook immediately.