Report this add-on for abuse If you think this add-on violates Mozilla's add-on policies or has security or privacy issues, please report these issues to Mozilla using this form. Dismiss Send abuse report. This add-on needs to: Access browser tabs Access your data for all websites. Add-on Links Homepage Support site Version You can use special features, that in other video downloaders, you will need to pay for them. You can download YouTube playlist by one click , download private YouTube and Facebook videos , download very long videos to Mp3 and even downloading all videos in HD.
Download By Click Downloader. A small message will offer you to download the video. A simple red button is added to YouTube video pages, which enables you to download videos.
The button is integrated in a simple manner below the video and next to other YouTube buttons see screenshots. Click the button to populate a list of available formats to download and choose the one you want. HD video support with sound To get full support of HD videos and to overcome YouTube's technical limitations, a tiny helper app must be downloaded and integrated with this Add-on.
Check the screenshots to see how to download the helper app. You don't need to run or use the helper app directly, the Add-on will handle everything for you, making the experience much nicer. How to watch downloaded videos? A: HD videos with sound are no longer available as a direct download from YouTube. YouTube support them only through DASH Dynamic Adaptive Streaming , which means the video is split into 2 separate files - video and audio and are required to be merged together to get a fully watchable video.
To merge video and audio, it requires special tools like "ffmpeg" or "avconv".
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