You can receive a refund within 30 days from your initial purchase by cancelling your subscription. Charges may be increased with at least 30 days notice as described in the Microsoft Store Terms of Sale. To stop being charged, cancel your subscription or turn off recurring billing in your Microsoft account ( /services) or on your Xbox console, before the next billing date. For more details, see About Recurring Billing ( ).
About Recurring Billing By subscribing you are authorising recurring payments made to Microsoft at the intervals you selected, until cancelled or recurring billing is turned off.