You've been patiently waiting from the moment you ordered it to start using your living room upgrade. It's plugged in, connected to your various streaming boxes and game consoles; you're ready to binge Heated Rivalry. Before you dive into manual adjustments, there's one setting to check because it could fix things in just a couple of taps. More specifically, the thing to look for is store or demo mode in the settings menu. This is the main reason why you shouldn't start making brightness, contrast or any other adjustments before you check to see if the mode is active.