All iPhones and iPads with cellular have a slot on their sides that houses the Subscriber Identity Module (SIM) card provided by your mobile carrier. The SIM card enables your device to access the ...

Seeing “No SIM” or “Invalid SIM” on iPhone? Check your SIM card, restart, or update your carrier settings. Simple fixes often ...

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

If you’ve bought an iPad with 4G/cellular capabilities (we discuss whether that’s a good idea in our 2015 iPad buying guide) or a new iPhone, you need to buy and install a SIM card. Here, we explain ...

iPhone SE has sent ripples across the mid-range segment with its combination of a killer $399 asking price and capable hardware. The interest in Apple’s latest offering is sky high, and people are ...

One of the benefits of having an unlocked iPhone is that you can switch out your SIM card when you travel. International phone plans are expensive, and it’s often much cheaper to buy a new card and a ...

TAIPEI, TAIWAN - 2020/11/14: Apple iPhone 12 mini seen on display at an Apple store after the launch of the new iPhone 12 series smartphones. (Photo by Walid Berrazeg/SOPA Images/LightRocket via Getty ...