If SOS is showing up on your iPhone's status bar, it means there's no cellular connectivity for your phone. Here are two ...

Once you’ve activated your iPhone with your carrier, it should continue to work on the cellular network without any problems as long as you’re within range of a tower. Nevertheless, the vagaries of ...

Sareena was a senior editor for CNET covering the mobile beat, including device reviews. She is a seasoned multimedia journalist with more than a decade's worth of experience producing stories for ...

Even when you're in an area with good cellular coverage, your iPhone status might read SOS. Here's what to know.