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 ...

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 ...

eSIM is the latest sim card technology that allows you to access mobile networks without needing to get a physical sim card. Certain new phones such as Apple’s iPhone, offer the eSIM feature along ...