mass unlike facebook pages
Liking too many pages on Facebook clutters newsfeed and make it harder to keep track of your family, friends, and all of the other updates you actually care about. If you have liked too many pages in the past and now no longer relate to them then by following a few simple steps you can simply unlike those Facebook pages.
How to use and Demo : https://www.youtube.com/watch?v=zx7ZYsQPYng
I really hope for your support by subscribing to my youtube channel : https://www.youtube.com/channel/UCqRqvw9n7Lrh79x3dRDOkDg
note: The extension may not work in the future if facebook changes their layout, in this case, you should subscribe my channel to get an update for the new script.