For the longest time, using a physical SIM (Subscriber Identity ... it means your iPhone supports eSIM. If you have a newer model, like iPhone 13 or later, you can use two active eSIMs ...

Whether you need to make the change or want to leave physical SIMs behind, you can likely do so with just a few steps.

Apple might be getting ready to launch a dual-SIM iPhone. This is according to clues ... will actually have two physical slots for SIM cards, instead of some software dual SIM solution.

See SIM card and iPhone jailbreaking. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.