How to automatically play YouTube videos in HD 1080p, 4k (2026)!

Set YouTube™ automatically to HD 720p - 1080p - 4K - 8K. Thanks to the Turn Off the Lights free browser extension (WINDOWS and MAC). That's available for Google Chrome, Firefox, Safari, Opera, Maxthon, Yandex, and Microsoft Edge. For more information, go to https://www.turnoffthelights.com DO YOU NEED HELP? Go to https://www.turnoffthelights.com/support Overview in this YouTube video: 00:00 Intro 00:10 YouTube AutoHD 00:47 End TRY IT NOW ON GOOGLE CHROME: https://chrome.google.com/webstore/detail/turn-off-the-lights/bfbmjmiodbnnpllbbbfblcplfjjepjdn TRY IT NOW ON FIREFOX: https://addons.mozilla.org/firefox/addon/turn-off-the-lights/ TRY IT NOW ON MICROSOFT EDGE: https://microsoftedge.microsoft.com/addons/detail/turn-off-the-lights/fmamkbgpnienhphflfdamlhnljffjdgm Hi, I’m Jayne. Do you want to play all your YouTube videos automatically in HD? Use the Turn Off the Lights Auto HD feature, this will ensure that your video automatically plays at the selected high-definition format. 1. To enable this feature, go to the Turn Off the Lights Options page. 2. Scrolls at bottom of the page and enable the “Auto HD” checkbox. 3. And that’s all. Now it plays the YouTube video automatically in HD. The YouTube Auto HD (High-definition) feature can easily be enabled in the Turn Off the Lights extension options page. Where you can choose the main quality of the video. This between 144p, 240p, 360p, 480p, 720p, 1080p, 4K (known as the Ultra HD 4096x3072), 8K, and highres. Please use and enjoy it, and if you can make a donation of any amount, I'd appreciate it immensely https://www.turnoffthelights.com/donate/