If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead.

With the ability to Setup eSIM on iPhone 17, switching between carriers or plans is as simple as a few taps — ideal for ...

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another.

Transferring your phone number can be a mess, especially if you're going from iPhone to Android. Here's how I flipped the script.