“for the 75Q750G TV, is an upgraded HDMI cable of any kind needed when 4K programming is being watched?”

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• and what does a “newer standard 4K HDMI cable” mean?!

  Answered by Peter 1 year ago

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• Any newer standard 4K HDMI cable should work well. Hope this helps! Thank you, TCL Customer Support

  Answered by TCLExpert 1 year ago

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