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) ...

The iPhone Air will only have an eSIM - will other phone makers also shift away from the familiar - but fiddly - plastic cards?

Apple continues to phase out the physical SIM card tray on iPhones, with the latest models relying solely on eSIM technology ...