No, there is no 5G SIM card . Yes, you do have to have a 5G plan. It’s not something you can add, you either have a plan that supports 5G or you don’t. If you do have a 5G plan, the issue may be ATT does not recognize your device as a 5G phone.
Read moreHow much is an AT&T SIM card?
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Read moreDo I need a new SIM to get 5G AT&T?
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.
Read moreIs the 5G SIM card free?
At T-Mobile, there is no extra cost for Standalone 5G . Here’s all you need to get it (see FAQs for more details): A T-Mobile 5G compatible device that has received a software update to be compatible with Standalone 5G. A T-Mobile Standalone 5G compatible SIM card.
Read moreDoes T-Mobile really have the best 5G coverage?
Ookla says T-Mobile is the fastest, too, having inched ahead of previous 5G speed champ AT&T . RootMetrics said T-Mobile ended 2020 with the largest 5G footprint of any carrier, but described the carrier’s 5G speeds as “similar to its speeds on 4G LTE.”
Read moreDoes T-Mobile really have the largest 5G network?
“T-Mobile has the most reliable 5G network ” in the U.S., Umlaut announced on April 6. Verizon was a distant second in the study, with AT&T in last place.
Read moreCan I turn off T-Mobile 5G?
Just go to Cellular > Cellular Data Options > Voice & Data and tap LTE.” While Verizon didn’t exactly say the words “Turn off 5G,” turning on LTE is equivalent to disabling support for 5G .
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