Imagine that you have a Wi-Fi tablet that doesn’t support SIM cards, but you still want to make phone calls. Buying a new device just to say ‘hi’ to your grandmother doesn’t really seem like an ...

The newer eSIM technology, which is quickly becoming the standard on high-end phones, is safer and more convenient.

The APN, or Access Point Name, is the setting on an iPad that determines which cellular data network the device uses to connect to the Internet when it is not using Wi-Fi. You will need to change the ...

Want cheap data and phone calls when you’re abroad? Here’s how. By Geoffrey Morrison There’s an easy way to get zero roaming fees, inexpensive internet service and cheap phone calls when you travel.