How long does it take to cancel Apple music subscription?

Hello bv36.

Welcome to Apple Support Communities. We understand that you would like to know how long it takes for an Apple Music subscription to cancel. We are happy to help.

If this is a trial, then it will cancel immediately.  If not, the subscription will cancel at the end of the subscription period. Here’s more information on canceling subscriptions: See or cancel your subscriptions - Apple Support

Let us know if you have further questions.

Take care.