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 ...

TAIPEI, TAIWAN - 2020/11/14: Apple iPhone 12 mini seen on display at an Apple store after the launch of the new iPhone 12 series smartphones. (Photo by Walid Berrazeg/SOPA Images/LightRocket via Getty ...

Apple made a big change with the iPhone 14, moving to an eSIM-only configuration that makes it impossible to use your current phone's SIM card. That continues with the iPhone 15, with no physical SIM ...

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another.