Samsung m30 automatic switch off problem solution

Dear Samsung member,

Greetings from Samsung customer support.

Thank you for sharing your concern. We acknowledge your query and apologize for the same. And please follow the easy troubleshooting steps which might help to solve the issue.
Kindly use a genuine Samsung charger.

Note: We always recommend using a genuine Samsung charger for charging your device.
There are two methods to disable the auto-restart function
Method 1

Please follow the below steps:
Step1: Navigate to the app's screen and tap on Settings.
Step2: Tap on General management.
Step3: Tap on Reset.
Step4: Disable Auto restart (if enabled).
Step5: Auto-restart disabled.

Please follow the below steps:
Step1: Go to "Settings"
Step2: Tap on "Battery and device care"
Step3: Tap on Three dots
Step4: Tap on "Automation"
Step5: Disable "Auto-restart at set times" if enabled

In case the issue still occurs. Please register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback >Error report).

Thank you for writing to Samsung.
Warm regard,
Samsung customer support

Dear Samsung Member,

Greetings from Samsung Customer Support! 
 
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/ 

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support