Absence de bouton "gérer ma formule" pour résilier

C'est un compte teams? Il faut probablement résilier via l'admin console. Eventuellement, contacter support porrai résoudre l'affaire.

Adobe customer care can be contacted by beginning a secure chat session at https://helpx.adobe.com/contact.html?rghtup=autoOpen. Pop-up blockers need to be disabled! If the chat window fails to open, or is non-responsive, use a different device to start the interaction.
Support phone numbers may be found here: https://helpx.adobe.com/contact/phone.html. Please note that phone charges may apply.

For support via Twitter:
https://twitter.com/AdobeCare

(see also here: https://community.adobe.com/t5/creative-cloud-services/how-to-contact-adobe-support/td-p/11875703 or here
https://community.adobe.com/t5/account-payment-plan/how-to-contact-adobe-support/td-p/11843852)

(Sic'est le support de teams responsable pour cela, il faut contacter support via la console: https://adminconsole.adobe.com/support. Seulement un administateur du plan a accès à la console)