Can QLED and mini-LED TVs get burn-in? How can you solve the problem of not getting HDR from the YouTube app on Apple TV 4K? Speaking of Apple TV 4K, does it benefit from HDMI 2.1? And is using a ...

HDR, short for high dynamic range, is now found in a vast majority of midsized to large sets. It increases the contrast between the brightest whites and the darkest blacks a TV can produce.