To perform this, you require Google Chrome since you are going to use a Chrome extension to do all the stuff for you. Facebook post supervisor is a Google Chrome extension that lets you delete all Facebook Posts in a single click.
If you want to alter the personal privacy of all posts from "Public" to "Friends", or from "Pals" to "Only me", or "Public" to "Just me"-- it is all possible with a filling a type and hitting a button.
How To Delete All Your Facebook Posts
You can find posts which contain a keyword and alter the personal privacy of those posts or erase those posts. It is also possible to erase all Facebook posts that were published in a month of the year, for instance, I can delete posts that were developed in the month of November 2017.
Facebook tagging is one of the important things that irritates when you have got a friend who tags on every picture or his/her profile picture. You may not always go to their image and untag yourselves every time she or he tags you on a photo where you do not belong.
Utilize Facebook Post Manager assists you to alter the privacy of such posts rapidly by searching those posts in your Activity Log using the keyword, "tagged".
You can also learn the best ways to erase all messages on Facebook. Although this is a 2014 technique, the extension appears to be working, How To Delete All Your Facebook Posts.