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

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.

The sim card that exists inside your phone is what connects your phone to your specific cellular network. For most of us we might not even realize it’s there. When we get a new phone from our carrier, ...

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 ...

Your phone number could be stolen, giving thieves access to your accounts. Robert Ross had never heard of the crime of “SIM swapping” until he became a victim. “I saw a notification for a withdrawal ...

Once you’ve activated your iPhone with your carrier, it should continue to work on the cellular network without any problems as long as you’re within range of a tower. Nevertheless, the vagaries of ...