Facing the same but i also think its weather. Its hot outside and inside. I think the added heat is also affecting the battery but my backup is onoy affected witj a decrease of 45mine
Kindly complaint to Samsung customer support through Samsung Members App as error report also send log files Along with this error report for this issue and wait for next update may be fix it by Samsung team soon. If you like please accept as a solution it's help to others users also, click on 3dots in my reply section and click on accept solution. Thanks.
