We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Ryan Whitwam Most people rarely think about SIM cards, the tiny plastic ...

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 ...

If you've ever called your carrier's customer service to activate a prepaid SIM card or troubleshoot a malfunctioning Android SIM card or iPhone SIM, then you've likely needed your ICCID number. The ...

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 ...

There is another kind of scam out there that targets your information — by getting the information off your phone’s SIM card. And unfortunately, according to stats from the FBI’s Seattle Division, ...

Seeing a “No SIM card detected” error on your Samsung Galaxy S9 can be incredibly frustrating. It prevents you from making calls, sending texts, or accessing data ...