To cancel your Xbox Music Pass immediately, contact Xbox Support by clicking the "Contact us" link at the bottom of this page. If you cancel immediately, you will lose access to the Xbox Music service for the remainder of your paid subscription period.
To cancel your Xbox Music Pass at the end of your current term, turn off auto renewal by following the steps below.
Cancel your Xbox Music Pass at the end of your current term
With auto renewal turned off, your Xbox Music Pass will not renew at the end of its term, effectively canceling it. Here's how to turn auto renewal off:
In a browser, sign in to Xbox Live using your Microsoft account at account.xbox.com.