Your annual subscription will renew automatically each year until you cancel.   If you wish to cancel, you should do it in the 12th month to avoid early termination fees.

Cancel Adobe trial or subscription

https://helpx.adobe.com/manage-account/using/cancel-subscription.html

Adobe Subscription and Cancellation Terms

https://www.adobe.com/legal/subscription-terms.html

Google translate - I have just completed a one-year subscription to Adobe creativ cloud. Can I cancel it yet, beffor you withdraw money from me?

Cancel during the final two weeks of your subscription so it does not automatically renew