Dear Samsung Member,
Greetings from Samsung Customer Support!
We apologize for the inconvenience caused to you. To resolve battery issue kindly follow the below given step:-
>>Battery optimization:- Settings > Select Device Maintenance/Device Care>Optimize>Optimize all options like Battery, Storage and Memory
For more information on battery drainage please click on the link below:-
If the issue still persist, kindly register your concern in Samsung Members app (Samsung Members app > Get help > Feedback > Error report). Kindly send us the screenshot (which apps are consuming most of the battery).
Note: Please send device log files within 15 minutes of issue occurrence along with the exact issue details.
Thank you for writing to Samsung.
Samsung Customer Support