How to use AVI to M4A Converter for Mac |
Step 1. Free Download the program installation file "*.dmg" and double click to install. Then you will see a popped up window with a Audio Converter icon in it. Drag the icon to your desktop and double click the icon on your desktop and the program will be launched.
Step 2. Click the button to browse your computer and add video files to the program.
Step 3. Click to edit your video files by trimming video length. You can get any time-length clips from your source video exactly or casually.

Step 4. Click button to customize output parameters, for example, Adjust audio Encoder, Sample Rate, Channels, Audio.

Step 5. You can check the option in the main interface to join several files into a single one.
Step 6. Click the button to start conversion.

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