Delete NSX Manager Services
You can delete NSX Manager services from Security Director. Before deleting a service, you must ensure that the service is not deployed in NSX through the vCenter plugin. If the service that you are trying to delete is already deployed in vCenter, you will see an error message. To delete the registered security service, you must first delete the vSRX Virtual Firewall virtual machines.
To delete a NSX Manager service from Security Director: