Engadget
How to check if your TV is playing in 4K or not
There's plenty of 4K content to watch on your 4K TV, but not everything is in Ultra HD. Thankfully, you can check what you're currently seeing.
There's plenty of 4K content to watch on your 4K TV, but not everything is in Ultra HD. Thankfully, you can check what you're currently seeing.
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