Please open iTunes/Music and check whether the songs you’d like to convert can be played normally. ITunes DRM Audio Converter for Mac is specially designed for Mac users to convert any audio which can be played in iTunes, such as Apple Music files, audiobooks, iTunes music or other downloaded music, to MP3, AAC, FLAC or WAV format. Please confirm that the source files can be played normally in iTunes/Music. If you are under macOS 10.13 or later, please try the suggestions below to check whether the issue can be fixed:
If you are running the program under macOS 10.12 or a previous operation system, please roll back Sidify to version 1.5.0 for a try.
