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 ...

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

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.