cant download songs on apple music

If you can't download, play, or access songs

First, check iTunes to see if the song is ineligible for upload. Additionally, if you added the song to your library from the Apple Music catalog, it might no longer be available on Apple Music.

• Reset Network Settings
• Close then Launch  Apple Music App
• Restart Your Device
• Sign out of Apple ID and sign back in 
• Turn off and back on "Show Apple Music

• Update Apple MusicApp.
• Update iPhone Software.

Turn on iCloud Music Library with Apple Music

https://support.apple.com/en-ca/HT204926