Or as Gabriel Staples pointed out here, the following command will typically select the actual best single file video quality resolution instead of video quality bit-rate: youtube-dl -f best '' If you encounter any error during the muxing process or an issue with the video quality selection, you can use one of the following commands: youtube-dl -f 'bestvideo+bestaudio/bestvideo+bestaudio' -merge-output-format mp4 '' Or optionally use the following flags to automatically download the best audio and video tracks that are available as a single file: youtube-dl -f best '' The best quality is 22 so use -f 22 instead of -F to download the MP4 video with 1280x720 resolution like this: youtube-dl -f 22 '' P9pzm5b6FFY: Extracting video information P9pzm5b6FFY: Downloading video info webpage To select the video quality, first use the -F option to list the available formats, here’s an example, youtube-dl -F ''
To download a video, you type the URL after the command like so: youtube-dl ''