If you can't make a call or if you see an error message that your phone's SIM card is not working, there are several ways to ...

You’re probably used to seeing a 5G, LTE, or Wi-Fi symbol in your iPhone’s status bar, but recent iOS versions have added another option to the list that may ...

You can activate a new or used iPhone for use with a cellular service provider in a few steps. Here's how to activate any ...

If you're stuck in SOS mode because of the Verizon outage, here's how to get out of it. If you are one of the millions of Verizon customers whose phones are currently stuck in “SOS Mode,” there’s some ...

You're probably already familiar with the SIM card, a tiny chip in your phone that connects it to your cell phone carrier of choice. For years, this chip was on a physical card that you could swap in ...