Restart problem in samaung m31

[aryan067]

The phone get restart while working.I have change my software 2 times from service center.but, it is still in that condition. 

[NOOB_1ST_ACC]

https://youtu.be/MqxFrVLtIwM

[cs_member8]

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