Many Vizio TVs will have an entire submenu called clarity. The sharpness control should be set at or close to zero. This is because the sharpness control doesn't "add" sharpness; it adds edge ...
There are loads of Samsung features, both built into the app and the bars themselves — which do you need to use?
Your TV setup may not be fully optimized. Take my advice on HDMI ports to unlock better performance in just seconds.
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