Since the dawn of the smartphone age, changing your cellular provider followed the same pattern: You’d get a SIM card from your new carrier, find something small enough to poke the tiny hole on the ...

SIM cards have been an integral yet forgettable aspect of owning a smartphone over the past few decades. For most users, the SIM card defines the basic commercial relationship they have with their ...

Every month, you pay a bill for cell phone service. Somehow, that access needs to make it to your device. The SIM card, or “subscriber identity module,” connects your phone with your phone bill. While ...

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Eric's career includes extensive work in both public and corporate ...

All modern iPhones and iPads now use nano-SIM cards. Unfortunately, this can be a bit of a problem for anyone switching from an older device, because the nano-SIM is much smaller than the micro-SIMs ...