Thanks for your Community post. I apologize that you are experiencing issues with your device powering off and turning back on randomly. This very well may be a result of a hardware issues. Which will be easily confirmed by taking your device into a Sprint S&R center. Do you currently carry TEP? If so, visit www.sprint.com/storelocator to locate your nearest store. Please keep us posted on the outcome of your store visit.
Sprint Social Care Team
Sprint is proud to have been named to The Civic 50, an annual survey of America?s most community-minded companies.