How do I redeem an old Apple ID Apple Music that’s still good
Can I redeem and prescription is still good through Apple Music for the different Id
iPhone 8 Plus, iOS 14
It isn't clear to me what you are asking. If you had Apple Music set up with an old ID then it is tied to that ID. You can share a playlist:
How to make a playlist in the Apple Music app - Apple Support
look at the links at the very bottom