Quiero cambiar de plan y me da error

Ya está solucionado, muchas gracias por vuestra ayuda!

The Photography plan is not available under Teams or Enterprise, I will move this from Enterprise & Teams to Account, Payment, & Plan. 

You should contact Adobe customer care. 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)

if you have an enterprise or teams plan, open the support tab on your admin console > start chat or start case or request expert session.

https://helpx.adobe.com/enterprise/using/support-and-expert-services.html