Why does some of the icons have a black dot under them. Dock at the bottom?
iPhone 4S, iOS 6.1.1, MacBook Pro
Posted on Oct 19, 2015 11:48 AM
Q: Why does some of the icons have a black dot under them. Dock at the bottom?
The dot shows apps that are open.
Use System Preferences> Dock to switch on/off this behaviour.