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You should turn off this default TV setting ASAP - and why even experts recommend it
Motion smoothing, sometimes referred to as the "soap opera effect," can give games a performance boost but tends to make movies and TV shows look oddly artificial. Here's how to turn it off.
Press the gear button on your remote, then follow this path: Display & Sounds > Advanced Settings > Action Smoothing. To be clear, there is a real reason to keep motion smoothing turned on, and that's to improve the appearance of fast-moving images, such as panning across a basketball court during a fastbreak or seeing every tracer bullet fly past your HUD in Call of Duty. By adding additional frames to the video, motion smoothing reduces blur and creates a sharper, clearer image, like during rapid camera movements or fast-moving action scenes.
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