5 G auto uses 5G only when battery life is not significantly reduced . With 5G on , the phone is constantly looking for 5G service, which may cause battery overheating.
Read moreShould I turn 5G auto off?
It’s probably best to stick with the 5G Auto setting , so you can leverage faster speeds where it’s available and conserve battery life where it’s not. If extra speed is not critical, and you have long-term concerns about battery life, just leave 5G completely off for now.
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