Dear Samsung Member,
Greetings from Samsung Customer Support!
To improve battery performance, kindly visit the link and perform all required troubleshooting steps:-
For heating issue kindly follow the below link and perform the troubleshooting steps:-
Note:- Kindly use Samsung authorized charger only for better battery performance.
If issue still persist, kindly send us log file through error report section from Samsung Member within 15 minutes of issue occurrence, this will help us to assist you better. (Samsung member > Get help > Send feedback > Error report > Select the issue).
Thank you for writing to Samsung.
Samsung Customer Support