It is normal for maximum people who use facebook from a long time that sometimes s/he turn off chat in there to hide his/her activity from his/her other friends. It is also noted that facebook has recently added another feature by which you can hide your activity for some of your friends or show activity for some of your friends. But nowadays it is not as private as before.You can not be hidden - No benefit in facebook when you turn off chat
It is normal for maximum people who use facebook from a long time that sometimes s/he turn off chat in there to hide his/her activity from his/her other friends. It is also noted that facebook has recently added another feature by which you can hide your activity for some of your friends or show activity for some of your friends. But nowadays it is not as private as before.
