We would like to extend our sincerest apologies for any inconvenience you may have experienced due to the battery drainage issue on your phone following the recent update. To address this matter, we would like to offer you some guidance on how to diagnose the battery drainage issue and, if necessary, seek further assistance:
Diagnose the Battery Issue:
Go to your phone's settings.
Select "Battery and Device Care."
Choose "Battery" to access detailed battery usage information.
Here, you can identify apps or processes that may be consuming an excessive amount of battery. This insight can help in understanding and addressing the issue.
Visit the Service Center:
If you find that the battery issue persists or requires professional attention, we recommend visiting your nearest service center.