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Almost all HDR content today is also available in 4K resolution.With some budget TVs, HDR can even look worse than non-HDR. HDR on a budget HDR TV and HDR on an expensive HDR TV can look very different.Many HDR TVs also have wide color gamut, resulting in deeper, richer colors with content that supports it.HDR images can achieve brighter highlights with more contrast.HDR requires both a TV that supports it and special HDR content, which is widely available on many streaming services as well as PlayStation and Xbox games.Here are some highlights before we dive in: There are important caveats to consider when you're buying a new TV, and even after you've gotten your HDR TV home and set up. So is HDR worth the hype? In two words: largely, yes. And just because a TV is labeled "4K HDR" doesn't mean you'll get any increase in performance. On a good-quality TV displaying real HDR TV shows, movies and games, you'll see brighter highlights, better contrast and deeper, more realistic colors. It's found on nearly all of the best TVs, including midrange and high-end TVs as well as many budget models. HDR content might play at resolutions no greater than 1080p on Intel-based Mac mini, Intel-based MacBook Pro, and Intel-based MacBook Air models, depending on the HDR content and the display on which it is viewed.HDR, or high-dynamic range, can elevate the image of your TV to an entirely new level.To play in HDR, connect your Mac to power or deselect this checkbox. If “Optimize video streaming while on battery” is turned on, your Mac saves energy by playing HDR video in standard dynamic range (SDR) while on battery power. Choose Apple menu  > System Settings (or System Preferences), then click Battery or Energy Saver.If you don't want to use HDR, turn this setting off. This setting appears only on third-party displays that support HDR10, not on built-in displays. In Display Settings for the external display, make sure that High Dynamic Range is turned on. Choose Apple menu  > System Settings (or System Preferences), then click Displays.Some HDR features are available only with the latest macOS. Install the latest Apple software updates for macOS Catalina or later.