I purchased s24 ultra from amazon with i was facing issues of restarting on its own after that I went to service center to find that I have recived refurbished mobile insted of new one the samsung service centre kindly provided me with denial paper o...

I have s24 ultra recently bought but some times it freezes and restarts on its own no heating problem.I factory reset the device but still facing this problem.Can any one tell me the solution.And I turn off the option for auto restart.