Adjust the volume in Apple Music on the web
At music.apple.com , click any option in the sidebar.
Search for or navigate to an item (such as a song or album) to play, move the pointer over the item, then click the Play button .
To control the volume, use the volume slider at the top of Apple Music (or adjust your system volume).
Note: You may need to make the window larger to see the volume slider.
If you have the Music or iTunes app on your computer or device, you can open the app directly from Apple Music on the web — just click the link in the bottom-left corner.