It is frequently used in commands (e.g., -f 137+140 ) to specifically download the 1080p MP4 version of a video combined with the best available audio (140).
Are you using this for a ? If so, I can provide the specific command to download that format, or help with a command that chooses the highest quality video + audio automatically. MartinEesmaa - Youtube Format IDs · GitHub 137 mp4
Video only (no audio), usually running at 30fps (though sometimes 60fps), and encoded with high compatibility for playback on most devices. It is frequently used in commands (e
"137" is a specific used in tools like youtube-dl and yt-dlp to identify a particular video stream on YouTube. Key Features of Format 137: Resolution: 1080p ( Container: MP4. Codec: H.264 (avc1). 137 mp4