E-SIM-only phones offer instant carrier switching and multiple profiles, but setup and international travel challenges limit convenience for many users.

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 ...

Although cell phones have changed significantly in the last few decades, they still need a SIM. Some phones have moved to eSIMs, but many still use physical SIM cards. If you have a working phone, ...