What is a SIM card used for? A SIM card, or a subscriber identity module/subscriber identification module, is a tiny memory card that contains unique information and is linked to a particular network ...

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 ...

You don't need to use fiddly physical SIM cards anymore. Here's how to get started using the modern eSIM with your iPhone. A SIM (Subscriber Identity Module) is that tiny contact-covered card your ...

A SIM card, or subscriber identity module card, is essential component of any phone. It connects your device to a cellular network and stores vital information, including your phone number. Many ...

Apple has offered the ability to use an eSIM ever since the arrival of the iPhone XS, but there was still a slot for a standard SIM card. In the U.S., that changed in 2022 with the introduction of the ...