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Hi Hisense Customer, thank you for your interest in the Hisense 40A4K. Using the Hisense remote go to Settings > System > Power & Energy > Power > Sleep Timer. If you have any questions or concerns please give us a call at 1-888-935-8880 or email us at Service@Hisense-usa.com. Thanks again, Harley with the Hisense Support Team.
Sorry, there was a problem. Please try again later.It took me forever to find it too. If you go to settings it’s under Power and then you’ll see the sleep timer on top.
Sorry, there was a problem. Please try again later.