Facebook tag is simply to allow know the other people that they remain in the picture that you've recently uploaded or you simply desire them to examine you image. Okay let me inform you thoroughly-.
What Does Tag Mean In Facebook
1. When you post a picture on Facebook and your friends in the image as well as if you intend to allow your friend understand that he's in your photo than you can label him.
2. When you label a person in the picture Facebook give them an alert about it as well as additionally add the post to their time-line and likewise other people whoever see his or her account can see the post too in addition to their account.( depends if the the privacy on public).
I hope it's enough to recognize ...