How to change mp4 to mp3 on Windows?

How to Change MP4 to MP3 on Windows: A Step-by-Step Guide

Direct Answer:
To change MP4 to MP3 on Windows, you can use a reliable video to audio converter software or a dedicated online converter. Some of the most popular options include:

• Handbrake (free and open-source)
• FFmpeg (free and command-line based)
• Online conversion tools like Convertio, Online-Convert, and Zamzar (free with limitations)
• Professional audio editing software like Adobe Audition or Logic Pro (paid options)

Why Change MP4 to MP3?
Before we dive into the conversion process, let’s explore why you might want to convert your MP4 files to MP3:

• Portability: MP3 is a widely supported audio format that can be played on most devices, including smartphones, tablets, and portable media players.
• Size reduction: MP4 files are often much larger than their MP3 counterparts, making them more convenient for storage and sharing.
• Quality compromise: MP4 files may have higher quality audio, but MP3 files can still provide good sound quality while being more compact.

Option 1: Using Handbrake (Free and Open-Source)

Handbrake is a popular, open-source, and free video transcoder that can convert MP4 to MP3. Here’s a step-by-step guide:

1. Download and install Handbrake: Go to the official Handbrake website and download the Windows installer.
2. Launch Handbrake: Run the installer and follow the installation instructions to set up Handbrake on your Windows system.
3. Open Handbrake and add the MP4 file: Launch Handbrake and click on the "Open" button to select your MP4 file.
4. Select the output format: In the "Format" dropdown menu, select "MP3" as the output format.
5. Customize settings (optional): You can adjust the bitrate, sample rate, and other settings to suit your needs.
6. Start the conversion process: Click the "Start" button to begin the conversion process.

Option 2: Using FFmpeg (Free and Command-Line Based)

FFmpeg is a powerful, free, and command-line based video transcoder that can also convert MP4 to MP4. Here’s a step-by-step guide:

1. Download and install FFmpeg: Go to the official FFmpeg website and download the Windows binary.
2. Open a command prompt: Open a command prompt on your Windows system and navigate to the directory where you installed FFmpeg.
3. Run the command: Run the following command to convert the MP4 file to MP3:

   ffmpeg -i input.mp4 -c:a libmp3lame -b:a 128k output.mp3

   Replace the following:

• input.mp4 with the path to your MP4 file
• output.mp3 with the desired output file name and path
• 128k with the desired bitrate (e.g., 256k, 320k)

Tips and Variations:

• 2-bit compression: Add -aq 2 to the command to enable 2-bit compression, which can reduce file size but may affect audio quality.
• Force 44.1 kHz sample rate: Add -ar 44.1 to the command to force the output file to a 44.1 kHz sample rate.

Conclusion:
Converting MP4 to MP3 on Windows is a straightforward process that can be performed using Handbrake or FFmpeg. By following these step-by-step guides, you can convert your MP4 files to MP3 and enjoy the benefits of a more portable and compact audio format.

Important Notes:

• Audio quality compromised: MP3 files will have lower audio quality than their MP4 counterparts, so be careful when selecting the output settings.
• Patent issues: MP3 is a patented format, and some converters may not be compatible with certain patents or encoders.

By following these guides and considering the important points, you’ll be well on your way to converting your MP4 files to MP3 on Windows.