If you've just got your hands on a shiny new Sim card, congratulations. Switching your Sim (the chip that dictates your allowance) can unlock huge savings. Now comes the crucial step of activating it ...

Your phone's SIM card allows the device to make calls, send texts, and connect to the internet. The SIM card provides a phone number that identifies your device on the carrier's network, whether it's ...

Even if you're not a T-Mobile customer, SIM-swap fraud is real. Here are some ways you can avoid it. Jason Cipriani is based out of beautiful Colorado and has been covering mobile technology news and ...