Dear Samsung Member,
Greetings from Samsung Customer Support!
To resolve the issue please follow below given steps:-
1. Check device in safe mode:- Using Safe Mode on a Samsung phone allows you to force the device to run the essential operating system, and disable most 3rd party applications.
To enter in safe mode:- Press and hold the Power key, when Power off icon appears > Press and hold the power off icon.
To exit safe mode restart the device.
2. Reset the device:- Before resetting, kindly create data backup of your device via SMART switch mobile application or http://www.samsung.com/in/support/smartswitch pc suite.
How to reset:- Settings > General management > Reset.
If the issue still persist, kindly visit the service center for the physical inspection of your device. To check for the nearest Samsung service center kindly click on the link:- https://www.samsung.com/in/support/service-center/
Thank you for writing to Samsung.
Samsung Customer Support