Method 2: Convert M4A to MP3 with iTunes.AAC is another popular audio format that's supported on most modern devices, including the iPod, iPhone and iPad, and is likely the best choice for users of newer hardware.
Method 2: Convert M4A to MP3 with iTunes.AAC is another popular audio format that's supported on most modern devices, including the iPod, iPhone and iPad, and is likely the best choice for users of newer hardware.