My insignia roku 50" tv keeps rebooting. How do i fix it?

[Betterhope]

My 50" Insignia Roku tv keeps rebooting itself and at random times. How do I fix this?

 

[americanaudiophile]

https/www.reddit.com/r/Roku/comments/4faghl/tcl_roku_55_led_smart_tv_keeps_shutting_off_by/

https/www.youtube.com/watch?v=9cSfZ-_9efE