Turn off 5G on iPhone SE

Answer: A: Answer: A: Never . It does not contain a 5G modem.

Turn off 5G on iPhone by opening Settings, tapping Mobile > Mobile Data Options > Voice & Data, and selecting an alternative connection. Your iPhone will automatically turn off 5G if a 5G tower is unavailable .23 May 2021

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. Turn on Airplane Mode, then turn it off.