IF you've ever noticed a person icon in the upper left corner of your iPhone, we'll break down where it came from, what it means, and how to turn it off.

You might be wondering why Facebook's icon suddenly turned black last time. ... Facebook's Mysterious Black Icon Leaves Users Confused: ... The person advised everyone to stay calm and just back off.

IF you've ever noticed a person icon in the upper left corner of your iPhone, we'll break down where it came from, what it means, and how to turn it off.