Kindly reset factory data without backup of apps also turn off Auto restart in device care. Then try to it's again. 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.
As per your query, we would request you to kindly perform the following steps to resolve your issue.
Kindly use a genuine Samsung charger. Note: We always recommend using a genuine Samsung charger for charging your device.
Disable the auto restart function There are two methods to disable the auto restart function
Method 1: Settings>General management>Reset>Disable Auto restart (if enabled). Method 2: Settings>Battery and device care>Three dots>Automation>Disable "Auto restart at set times" if enabled
In case the issue still occurs 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/
