Part 1. Easiest Way to Export/Convert Windows Movie Maker Files to MP3; Part 2. Export Your Files to MP3 from Windows Movie Maker; Part 3. Recommend Online Free Windows Movie Maker to MP3 Converter; Part 1. Convert Windows Movie Maker Videos to MP3 in the Easiest Way. You can use UniConverter to export and convert Windows Movie Maker files to MP3. I show you how to convert mp4 to mp3 and how to convert video to mp3 in this video! This is essentially a mp4 to mp3 converter as well. For more tutorials, p Y2mate is a fast and free web app to convert YouTube videos into high-quality audio files.Apart from MP3, you can get them in various other formats such as MP4, audio WEBM, video WEBM, and 3gp. Here’s how to use this program: Step 01 Head to HitPaw Online Video Converter and hit “Convert Video Now.”. Step 02 Upload your video files and then, choose MP3 format under “Convert To.”. Click on Convert to begin the process. Step 03 After the program converts the files, hit Download to save them on your computer. Step 2: Go to the YouTube video page and copy a video URL from the address bar. Step 3: Set the output format — MP3 or MP4. Step 4: Paste the YouTube video URL into the software interface where However, I would like to put some of the tracks on youtube, as this artist is now 80 years old and I am sure would love to see people appreciating his work online. I attempted to upload some but received a message stating mp3 file format if not accepted, you must use a file converter to change the format from mp3 to mp4. To convert your MP4 videos to MP3 on Windows, follow these steps: Step 1. Open the Cloud Convert site on a browser, then click "Select File" to browse your MP4 files from the PC. mpIjZS.