For many years, mobile phones received cellular service through a physical SIM (subscriber identity module) card that connected your handset to your phone carrier. These physical SIM cards made it ...

Removing one tiny piece of plastic quietly removed a few useful tricks too.

Still works with older phones. Easy to find in local markets. But requires physical handling and SIM swapping. Limited flexibility compared to eSIM. No remote activation, you need to be on-site. When ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

Pretty much ever since modern smartphones have been available to us, we've been dealing with the small piece of plastic inside known as a subscriber identification module (SIM). When you get a new ...

Mobile communications have changed significantly in recent years, more so than may seem at first glance. While it was once primarily associated with smartphones ...

Justin Jaffe is the Managing Editor for CNET Money. He has more than 20 years of experience publishing books, articles and research on finance and technology for Wired, IDC and others. He is the ...

The Samsung Galaxy S24 series represents the best the Korean manufacturer has to offer to the world. The Samsung Galaxy S24, Galaxy S24 Plus, and Galaxy S24 Ultra all come with great specs and cutting ...

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 ...