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 ...

Anyone looking to add more than one number to their iPhone, maybe to keep work and pleasure separate or just to have multiple numbers on one device. Will be pleased to know that this is made possible ...

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 ...

The newer eSIM technology, which is quickly becoming the standard on high-end phones, is safer and more convenient.

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 ...

Apple has had support for eSIM since the iPhone Xs/XR, but it has gone all in by ditching the physical SIM card slot for iPhones from version 14 and later sold in the U.S. While models sold in other ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead. I started my career with CNET all the way back in 2005, when the (original) ...