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 ...

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 ...

Apple removed the physical SIM slot for the iPhone 14, 15, and 16 in the US. If you're travelling out of the country or need a separate work line, here’s how to get connected using an eSIM. Lance is ...

EVER heard of an eSIM? Ditch the SIM cards for good and upgrade your iPhone today. Here's a quick guide to how eSIMs work and why even older iPhones can still use the clever digital tech. A SIM card ...

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 ...

Embedded SIM, or eSIM, is a technology that has been available on mobile phones for years. Instead of fiddling with a tiny, physical SIM card, you can add a cellular plan electronically via SIM ...