How to upload MP3 to YouTube
Browse for the audio track you'd like to upload to YouTube using the "+Audio" button.
Choose an image
Double-click on your audio track to open the editor. Select a visualization or upload a picture for your MP3, click "Ok".
Upload MP3 to YouTube
Click "to YouTube", enter your login and password, and click "Upload".
Upload any video, DVD or even photos to YouTube in the same way.