If the output file is not listed as MP3 and it plays as a video in a player, you have to add.VLC is not a dedicated MP4 to MP3 converter, it's not a preferred method to get the best audio quality.While VLC is popular for its powerful ability to play videos of different formats, there is also a convert feature that is able to convert video (MP4) to audio in MP3, AAC, WAV, FLAC, OGG, etc. If you have VLC Media Player installed on your computer, you don't need to download any other extra software to convert the MP4 to MP3 on Windows or Mac. Click 'RUN' to extract audio from MP4 as MP3. For example, you can convert MP4 to MP3 320kbps, 256bkps, etc. There you can select the audio quality of the MP3 file.

Back on the main interface, click the gear button next to the selected MP3 profile. To convert MP4 to MP4, choose MP3 from 'to Music' profiles. A window will pop up to let you select the output format.

Launch the MP4 to MP3 converter and click '+ Video' to load the MP4 video to the software from computer.

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