CONVERT MP4 TO M4A MAC TUTORIAL:
How to Convert MP4 to M4A files on mac osx pc?
Free Download and Run convert mp4 to m4a mac software
Click Add File to load MP4 files
You can load as many video or audio files as possible,the batch MP4 to M4A conversion capability will certainly perform the task without problem.Click Profile pull down list to Select output Audio format
Click Trim on the top menu to enter the trim window.
Just Skip to Step 7 if you don’t want to trim MP4 file length.Find the Begining of the MP4 clip scene you want to be kept.
- Drag Slider bar to find the begining frame
- Click Pause button
- Click Set Start Time icon

Find the End of the MP4 clip scense you want to be kept.
- Drag Slider bar to find the end frame
- Click Pause button
- Click Set End Time icon
- Click OK button when the time setting is done.

Click Convert Button at the bottom of the Window to start mac MP4 file M4A audio conversion
Click Open button at the buttom of the windows to find the converted M4A audio files.
