SIM cards have become a universal aspect of modern smartphone usage, but the technology and meaning behind the name dates more than three decades.

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.

Have you ever wondered exactly how a SIM card works? We’ll help you understand why your phone needs one and what they do to keep you connected. Image: TalkAndroid Editorial Note: Talk Android may ...

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

According to the Federal Trade Commission, the texts scammed Americans out of nearly half a billion dollars last year alone.