Dear Samsung Member,
Greetings from Samsung Customer Support!
To resolve your device battery drain issue please visit this link: https://www.samsung.com/in/support/mobile-devices/samsung-mobile-battery-drain-issue/
If the issue still persists, kindly send system log file using Samsung member application i.e. Samsung member BETA app > BETA feedback > Send feedback > Error report > Collect log files > attach.
Note: Please fill out the below two items in detail when registering error report on Samsung members.
1. Point of rapid discharge
(Example: 7: 00 pm to 10: 00 pm last night)
2. Detailed description in case of rapid discharge
(Example: I felt a rapid discharge when I came home while reading feeds on Instagram and watching video on YouTube. )
Thank you for writing to Samsung.
Samsung Customer Support