Go to Settings > Cellular > Cellular Data Options. If you see this screen, your device has 5G activated . If you don’t see this screen, contact your carrier to confirm that your plan supports 5G.
Read moreHow do I know if my phone is operating on 5G?
Assuming it’s an Android phone, tap on Settings >> Network & internet >> Mobile Network >> Preferred Network type . You should see all the Mobile Network technologies supported such as 2G, 3G, 4G and 5G. If 5G is listed, then your phone supports it.
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