Apple has offered the ability to use an eSIM ever since the arrival of the iPhone XS. The iPhone 14 was the first model to offer only eSIM in the U.S., dispensing with those classic plastic cards that have been a part of the mobile experience since the beginning. While this is all well and good when in your own country, it means you can’t simply whip out your normal SIM and put in a locally bought pay-as-you-go one

For a start, iPhones can hold up to eight different eSIMs and dual-active eSIMs (thanks to the fact that they don’t have a physical presence that requires space on the device), so you can use different providers for different things—potentially a work eSIM, personal one, and of course one for travel. If you have an iPhone 13 or later, then two of these can be active at the same
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