With smartphones, where Apple leads others often follow - so it launching an iPhone this week without a traditional SIM card is raising questions over the future of a very familiar piece of phone tech ...

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

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.

Apple continues to phase out the physical SIM card tray on iPhones, with the latest models relying solely on eSIM technology in more countries. The new iPhone 17, iPhone 17 Pro, and iPhone 17 Pro Max ...