This article explains the best ways to improve audio quality in iTunes using the settings iTunes offers and the iTunes Match program. This information applies to all currently supported versions of iTunes. Apple discontinued iTunes for Mac in late 2019, but Windows versions remain.
Improve Apple Music sound quality with the High Intensity Audio setting
There are many factors that affect how you hear your iTunes library. You may have several songs that are so quiet that the finer details are lost, and some that are played way too loud. You may have imported audio CDs into iTunes using the default audio encoder or a low bitrate.
There are several ways you can optimize the audio quality in iTunes to improve the songs in your library and your listening experience.
The room and speakers you use when listening to your digital music library can have a huge impact on the sound quality.
