When the package is downloaded to your computer, Windows Media Player automatically extracts the files that are contained in the package, adds the playlists in the package, adds the content to Media Library, displays the border skin in the Now Playing pane of Windows Media Player (in full mode), and then plays the first item in the playlist Step 3. Launch VLC media player, click Media in the menu bar and choose Convert / Save… from the drop-down menu. Step 3. In the Open Media window, click Add to add the video or audio file that you want to convert to MP3. Click Convert / Save to continue. Step 4. Expand the Profile drop-down list and select the option Audio – MP3. VLC media player. 1. Open VLC Media Player and go to the ‘Media’ menu. 2. Choose ‘Convert/Save’ and add your MP4 video. 3. Select the ‘Convert’ option and choose MP3 as the output format. 4. Click ‘Start’. iTunes (Mac and Windows) 1. Open iTunes and add the MP4 file to your library. 2. Right-click and choose ‘Convert to MP3’. Press “Windows” + “R” to open the Run prompt. Type in “devmgmt.msc” and press “Enter” to open the device manager. Run devmgmt.msc. Inside the device manager, expand the “Sound, Video and Game Controllers” list and right-click on the “Realtek Drivers”. Click on the “Disable Device” option and close out of the window. Step 3. Right-click on your file and select Convert Selection to MP3 to start the AIFF to MP3 conversion. Step 4. When finished, you can right-click the .aiff file again and choose Get Info to know the property of the file or select Show in Finder to open the folder that saves the converted AIFF files. Part 3. Try It Free Buy Now. Step 1: Launch MP4 to WMV converter and add WMV files. Launch Wondershare UniConverter on your PC and choose the Convert tab. To add MP4 files to the software interface from PC, click the +Add Files button. You can also edit the MP4 files by clicking on the edit icons below the pley thumbnail. 2. grawity's answer is great! Just to add to it, if you would like to extract the audio from an MP4 and put it in an MP3 and keep the metadata (MP3 ID3 tags) then you can do this: ffmpeg -i input_file.mp4 -map_metadata 0 -id3v2_version 3 -vn -b:a 128k -c:a libmp3lame output_file.mp3. Share. Improve this answer. Hi Marcy. I'm Greg, an installation specialist, 10 years awarded Windows MVP, and Volunteer Moderator, here to help you. See here how to convert a wpl file to MP3: Click Media > Convert/Save, click the Add button, and select an audio or video file to convert. If you have a subtitle file for the film, check the box and select that, as well. Next, press WMV is a codec usually used for video compression in ASF format. It is possible to open WMV files both on Mac and Windows with almost any player or convert the format to another one. WMV supports DRM protection that prevent users from copying information. 9m5cuNK.