SIM cards have been an integral yet forgettable aspect of owning a smartphone over the past few decades. For most users, the SIM card defines the basic commercial relationship they have with their ...

There's a very good chance your phone has a SIM card right now, especially since CDMA networks have been almost completely supplanted by LTE networks. Those cards allow your phone to connect to your ...

Not sure if your device is ready for an eSIM? Here's how to check: If you see a section labelled Digital SIM or Add eSIM, ...

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. I started my career with CNET all the way back in ...

Although cell phones have changed significantly in the last few decades, they still need a SIM. Some phones have moved to eSIMs, but many still use physical SIM cards. If you have a working phone, ...

Today’s Android phones are significantly more advanced than they were just a few years ago, but one thing hasn’t changed: the need for a SIM card. Every phone needs a physical or eSIM card to make ...