How to Hide your online status on Facebook chat & block users
If you would like to use your Facebook chat but are hiding from a particular friend, check out this tutorial. Sometimes you just aren't in the mood to talk to certain people and you don't want them to see that you are online. In this video, you will learn how to create block lists so that only certain groups will be able to contact you and see your online status. Follow along with this step by step and decide who you talk to and when.