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 ...
If you're selling your Fire TV device or it won't boot properly no matter what you've tried, there's a remote shortcut that triggers a factory reset. Just press and hold the Back button and the Right ...
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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