1. Play any song in vlc
2. and stop it
3. then go to media
4. and clcik on convert/save
5. now click on add and select the song
6. which you want to covert for example video
7. to audio
8. after adding convert and save
9. and in destination give the location where
10. you wish to save the audio song
11. and click arrow infron of profile
12. a list will be opened select audio mp3 from it
13. and click star
14. now go to the location where you saved it