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 ...

Inserting and removing a SIM card on your Galaxy S10 is easy. All you have to do is to follow a set of steps to do it. Your Galaxy S10 only uses a nano SIM card. If you have the older type of SIM card ...

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 ...