What is a SIM card used for? A SIM card, or a subscriber identity module/subscriber identification module, is a tiny memory card that contains unique information and is linked to a particular network ...

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 ...

The 2018 iPhone lineup is shaping up to be the most colorful Apple ever put out, based on new leaked images of alleged SIM card trays destined for the iPhone 9 (or iPhone Xr or Xc — whatever Apple ...

Apple has made the SIM-free variant of the iPhone Xr available from its web site. The phone ships unlocked and without service from any wireless carrier. People who buy the phone will need to use an ...

Apple has made the iPhone XR available SIM-free in the United States, allowing customers to purchase the phone unlocked and unassociated with any carrier. Customers can then choose to obtain a SIM ...