How do I upgrade my iPhone XS Max from 3G to either 4G or 5G?

How do I upgrade my iPhone XS Max from 3G to either 4G or 5G?

iPhone XS Max, iOS 15

Posted on Jan 29, 2022 9:15 AM

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Jan 29, 2022 9:47 AM in response to meray257

Did you read my previous reply? You don’t have to do anything to get 4G or LTE. Your phone “knows” how to use 4G and LTE.


You may have to go to Settings/Cellular (or Settings/Mobile Data) and turn on the switch for 4G or LTE (they are the same thing, actually) but most likely it is already on.

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How do I upgrade my iPhone XS Max from 3G to either 4G or 5G?

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