Re: Apple Music isn’t working
If you haven't already:
✽ You may want to try updating your iOS version to the newest available (NB: Wise to back-up data first).
or
✽ Re-starting your iPhone (deletes temporary files, re-establishes connecrions, may update recent setting etc. changes, and often restores order if something is not working as expected. (if needed: See how to: Restart your iPhone - Apple Support)
Else
✽ Apple Music have a support website online (info. / support / contact options etc.)
Music - Official Apple Support