A SIM card, or subscriber identity module card, is essential component of any phone. It connects your device to a cellular network and stores vital information, including your phone number. Many ...

You don't need a SIM card and cellular service to use most features of today's iPhones and Android phones. Most apps and services run just fine as long as you have access to WiFi, and you can even set ...

Apple removed the physical SIM slot for the iPhone 14, 15, and 16 in the US. If you're travelling out of the country or need a separate work line, here’s how to get connected using an eSIM. Lance is ...

Just because you have a set phone plan and have had your phone for a certain amount of time doesn't mean you can't change your number. If you're looking to get your phone number changed to a different ...

If you have Boost Mobile, you might need to unlock your smartphone, even though locked devices are increasingly a thing of the past. Here’s how to unlock a Boost Mobile phone, and what you need to ...

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...