Remove old device from My cloud app/web

How can I remove my old Mycloudex2ultra from My cloud app/web panel?

Thank you
Sérgio Pereira

Per the following WD Knowledge Base Article one contacts WD Support.

My Cloud OS 5: Remove Offline Device from Mobile and Web App

Contact Support with the email address(s) of the account so the offline device can be removed.

Also, there is a specific subforum for My Cloud EX2 Ultra issues and problems.

OS5 My Cloud EX Series