o 'file-name-to-save-as.mp4' = Name of the file to save the video as. youtube-dl -all-subs -f mp4 -o 'file-name-to-save-as.mp4' ' Explanation of command line options: Then use the youtube-dl program to download the file. Clicking on the icon you can then see a list of the playlist link and then use the copy button next to a link to copy it. Its icon in the browser bar will show the number of playlists found on the current webpage. Use the HLS Downloader Google Chrome extension to get the link to the M3U playlist. If you are more into command line, use FFMPEG or your own script, as directed in this SuperUser question. If the page doesn't work, you can always google another one by 'vlc download online video'. I'm not going to go into details on this part here, there are a number of comprehensive guides in many places, for example, here.

If you have VLC player installed, feed the URL to VLC using the ' Open Network…' menu option. There are many ways to do it, I'll give you those I tried, but you can google more by 'download video from m3u8'. Under the Headers subsection you will see request's full URL in the Request URL field. There may be many of them, but most likely the first or largest is the one you are looking for. Search through the names of requests and find the request with.The tab will get populated with a list of requests (may be up to a hundred of them or even more).

Go to Network tab and then reload the page.

Open the browser's Dev Tools (usually F12, or Ctrl-Shift-I, or right-click and then Inspect in the popup menu) on the page with the video you are interested in.

I tried this on Chrome only, but this method should work with any other browser, though, as Dev Tools are pretty much the same in them all. I just came up with a general solution, which should work on most websites.

Vimeo downloader firefox