Facebook goes with various features to make it easy to use according to you. Square is a part of Facebook, where you can obstruct any of your buddy rundown or some other whom you need. At the point when you do it, by then that particular individual not prepared to see your profile or any activity on Facebook. If you can't prevent someone on Facebook, by then you have to insist, you are related with a strong web affiliation, and you entered the correct name. If you really can't do this, by then go towards Facebook customer service to fix it in a snappier manner.