I use use my Blackberry to record audio in meetings and such. It records as m4a.Â I use Audacity to edit audio files.
Audacity doesn’t do M4A natively, and the error it gives just says that it can’t read the file.
Turns out they almost have it built in. I didn’t research the exact IP reason that forces them to do it, but the instructions how to finish setting up Audacity to be able to read your Blackberry sound recordings is here: