it's not a battery problem.
it's issue with software just because frist charging can happen with software not only from hardware.
do not switch off while you're charging your device, you can choose flight mode .
you can check battery status
following that step :-
open member app----->bottom get help----go to phone care------>interactive checks-----> battery.
if that's your solutions then click 3 dot on that comment and accept solutions to help others.
