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 ...

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) ...

Your SIM card is one of the most important aspects of your iPhone – it’s the only way to connect to your carrier's network. And while physical SIM cards remain a viable option for many people with ...