Here's how Dual SIM works on the iPhone Xs and Xs Max

For the first time ever, Apple has announced iPhones with Dual SIM functionality. The new iPhone Xs and iPhone Xs Max have this built-in, but in most places it won't necessarily be what you might expect. See, the iPhones come with just one physical SIM slot as usual. It's just that this is augmented with an eSIM. So if at least one of the carriers you intend to use supports the eSIM standard, then you can take advantage of the Dual SIM function. Otherwise, you're out of luck. The good news is that more and more carriers should start waking up to the eSIM reality. The bad news is that,...

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