The older Apple iPhone models like iPhone 3/3GS and iPhone 4/4s are not compatible with the 5GHz wifi frequency band. However, iPhone 5 and all-new models, including iPhone 6/6 Plus/ 6S/ 6S Plus/ SE/7/7 Plus/ 8/8 Plus/ and iPhone X/XI/XII, are designed to work with the 5GHz wi fi band.
Read moreWhy am I seeing 5G on my phone?
In 2019, the carrier changed an indicator on some Android phones and iPhones to make it look like those phones may have connected to 5G networks . It used the label “5G E,” which made those phones look like they have connected to a 5G cell tower.
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