This story first appeared in Advisorator, Jared’s weekly tech advice newsletter. Sign up for Jared’s Sign up to get free tech tips every Tuesday. What happens to your contacts if you lose your phone ...

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 ...

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 ...

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 ...