When I post my URL (www.scienceworkstv.com) in a facebook post, the following text appears - Welcome to your site! This is your homepage, which is what most visitors will see when they come to your site for the first time. Here is an screenshot - https://www.dropbox.com/s/xf95w2a8npl0fg9/Screen%20Shot%202017-06-03%20at%207.20.06%20PM.png?dl=0
I want to know how to change this text
To replace the default text, you’ll need to use an extra plugin to insert your text to the open graph meta description; there is nothing to with the theme actually. Here is the plugin worth it to try.