filename style
youtube_dQw4w9WgXcQ_1920x1080_h264.mp4
video file preview
youtube_dQw4w9WgXcQ_audio.mp3
audio file preview
filename style will only be used for files tunneled by this tools. some services don't support filename styles other than classic.
saving method
preferred way of saving the file or link from this tools. if preferred method is unavailable or something goes wrong, this tools will ask you what to do next.
file metadata
title, artist, and other info will not be added to the file.