How do I buy Apple music monthly unlimited on my Iphone?

[iMore Question]

Last year I paid $10 per month for unlimited use of Apple music library, wanting to get this again

 

[SwitchBeach]

Apple Music - Membership - Apple

Apple Music FAQ: Everything you need to know | iMore

Tap on the Account icon in the upper left corner of the Music app, then go to View Apple ID > Manage > Subscriptions > Apple Music Membership.