Download and install yt-dlp.exe from GitHub. Install FFmpeg.
Download video:
yt-dlp “https://www.youtube.com/watch?v=VIDEO_ID”
Audio only:
yt-dlp -x –audio-format mp3 “https://www.youtube.com/watch?v=VIDEO_ID”
List available formats:
yt-dlp -F “https://www.youtube.com/watch?v=VIDEO_ID”