3. Wait at least 10 minutes for your Roku TV to cool down. Once cooled, plug the power cable back in and wait for the Roku TV to power on. If you still see the overheating message, then immediately unplug the power cable. 4. Repeat step 3 one more time. If the problem persists, stop using your Roku TV until you take further action.. Find Roku TV support and resources for troubleshooting, setup, and repair information. Contact your Roku TV manufacturer for more help or browse our forum.. or by email at customerservice@onntvsupport.com. Best regards, Arjiemar. Arjiemar Roku Community Moderator 0 Kudos Reply. Need Assistance? Welcome to the Roku Community! Feel free to.
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