Here’s an outstanding hack that adds a dual SIM slot to a US-sold eSIM iPhone 15/15 Pro, ... Not sure how possible such a thing would really be, not looked into Apple phone stuff at all.

With the launch of iOS 17, Apple introduced dual SIM message filtering on iPhone. If you run dual SIMs on your phone, this allows you to quickly switch between inboxes and find a message from one ...

Apple has yet to release any iPhones without a SIM card tray outside of the U.S., but it sounds like the change will finally expand internationally starting with the iPhone 17 lineup next September.