You need to subscribe to one of the new unlimited plans that offer 5G . I have an iPhone 12 with a new SIM card installed by AT&T but I do not have one of the qualifying unlimited plans so my phone displays only 4G and LTE.
You need to subscribe to one of the new unlimited plans that offer 5G . I have an iPhone 12 with a new SIM card installed by AT&T but I do not have one of the qualifying unlimited plans so my phone displays only 4G and LTE.