You're probably already familiar with the SIM card, a tiny chip in your phone that connects it to your cell phone carrier of choice. For years, this chip was on a physical card that you could swap in ...

For the past three generations of the iPhone, Apple has stood alone in a particular area: eSIMs. Apple made a shift that many had anticipated since the first eSIM was launched in 2016, dropping the ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead. I started my career with CNET all the way back in 2005, when the (original) ...