Day to day, I use a Sprint mobile phone on a CDMA network. I chose Sprint both because it was our preferred corporate vendor and because it was first in North America with a 2.5G data network. But the ...

A SIM card, or subscriber identity module, is a small card in your cellphone that connects you to the network. Your SIM card contains your phone number, and lets you make phone calls, send text ...

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...

Have you ever wondered why the latest Google Pixel device doesn't have physical SIM slots anymore? Here's why Android phones ...

This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Zoe Thomas: The last time you switched cell phone carriers, you might remember ...

Removing a SIM card from your phone can sometimes seem like a daunting task, but it is a relatively straightforward process that can be necessary for various reasons, such as switching carriers, ...

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 ...

Most people manage perfectly well with a single SIM card, but some people like to have separation between their work and home life (or maybe they run several different businesses), or they travel a ...