To improve picture and sound quality on your Vizio Smart TV: use the Calibrated picture mode with settings like brightness 50, contrast 50, gamma ~2.2–2.4, color ~50–55, tint 0, sharpness low or 0, color temperature “Normal” or “Warm,” film mode on, and backlight tailored to your room; and in Audio Settings choose a preferred sound mode (Flat/Rock/Classical), tweak tone EQ sliders or ... https://sites.google.com/view/viziotv-helphub/articles/how-to-improve-picture-and-sound-quality-on-your-vizio-tv