We acknowledge your query and apologize for the same. We request that you kindly visit the service center for a physical inspection of your device. You can locate your nearest service center with this given link: https://www.samsung.com/in/support/service-center/
If this problem was caused after update then wait for the next update. Alternatively you can get your phone re-updated by flashing the update from service centre. Make sure you back up your data first because flashing resets your phone to factory settings. If this problem is from beginning, i think it is a hardware issue. If your phone is brand new, get i replaced by visiting service centre. Kindly reply back for further query.
