In the past, weve shown you how to cut out Facebook annoyances and how to find a job on Facebook. Today, were going to dive into three more tips, each one showing you something that you didnt know you could do on Facebook. Hide From Specific People In Chat On the right side at the bottom of your screen, click the gear icon under your friends list. Select Turn off chat for only some friends and then start adding names. Click Save to make it appear as if you are offline, but only to those friends.