File name too long https://www.reddit.com/r/youtubedl/comments/ddj635/file_name_too_long_error/
youtube-dl -o "%(id)s.%(ext)s"
Download video at best format, export as MP4, shorten the name https://unix.stackexchange.com/questions/272868/download-only-format-mp4-on-youtube-dl/328536#328536
youtube-dl \
-f 'bestvideo[ext=mp4]+bestaudio[ext=m4a]/mp4' \
-o "%(id)s.%(ext)s" \
url
Download JUST the audio https://askubuntu.com/questions/423508/can-i-directly-download-audio-using-youtube-dl
youtube-dl -f 'bestaudio[ext=m4a]' url
automatically download in .m4v format
youtube-dl -f m4a/mp4 URL
Naming format
-o "%(id)s.%(ext)s"
youtube-dl <VID>
--merge-output-format mp4
-o "%(id)s.%(ext)s"
Using Youtube-dl on an iPad https://nonprofitworkflows.com/2020/11/25/using-youtube-dl-on-ipad/