If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead.

Changing carriers can be exciting. You might get to pick up a new phone, or maybe you want better coverage in your home area. Either way, you have to know how to get set up. Each carrier tackles SIM ...

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 ...

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 ...

Do you get the error message “No SIM Card Detected” or “No SIM Card Installed” after inserting a SIM card into your phone? This problem often occurs when you ...

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, ...

Richard Bowen once testified on Capitol Hill about how he warned of a coming financial crisis. Now he sounds the alarm about a scary crime -- SIM card theft. Attention all crooks: If you’re going to ...

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.