Detaching the passive primary appliance disables high availability and allows the appliance to be used as a standalone appliance. After a passive primary appliance is detached, it no longer appears in the nodes list.
Detach the passive primary appliance to update or upgrade the product.
Important:
Detaching the passive primary appliance does not reset the appliance settings. Trend Micro recommends reinstalling the appliance if you want to use it as a standalone appliance.
- On the management console of the active primary appliance, go to and click the Cluster tab.
- Click Detach to detach the passive primary appliance from the cluster.