Jesse Dev on Instagram: "The Secret USB Feature That Makes Old TVs Like New 🤯 We show you a hidden feature on old TVs that manufacturers don’t want you to know about. By connecting your phone charger’s USB cable to the back of your TV and following a few simple steps through the browser, you can update your TV’s system and install new apps, making your old TV work like a brand new one without spending money on a replacement. #OldTVHack #TVUpdate #HiddenFeature #TechTrick #SaveMoney SmartTV DIYT