Youtube High Definition 5.5 is an addon that allows you to watch YouTube videos in high definition. Apart from displaying the YouTube video in high definition, it also provide supports for other functions such as auto stop, auto mute, resizing the video player, and eliminate the annotation. The addon also work on YouTube videos that are published on social media networking sites such as Facebook and Twitter. The videos on YouTube do not play at the best resolution even though there is a better resolution available.
It can be time consuming to have to configure each video to a better level of resolution. Once you have installed the YouTube High Definition 5.5 extension, all the YouTube videos will automatically be displayed in the highest definition. You can configure YouTube High Definition to play the YouTube videos in a particular resolution. YouTube High Definition supports 8 different video resolutions, from 2160p to 144p.
Youtube High Definition 5.5 is able to play the video in two modes including wide and full screen. You can configure the video player size in the extension. If you want to playback the video in small mode, you can select the Shrink option. If you want the video to be played in minimalist size, you should select the Tiny video option.
Youtube High Definition 5.5 ensures that the music is played in the highest sound quality. You can configure the volume level so that the video will play at a specific level of volume. Video annotations can prevent you from watching the full video and you can turn it off on all videos in this extension. You can also use the extension to modify the video play behavior. For example, you can configure teh extension to prevent the video from automatically playing when the video player loads on YouTube.
Download link: https://addons.mozilla.org/en-US/firefox/addon/youtube-high-definition/versions/?page=3