Adding new Ozone Manager node Learn how to add new Ozone Manager (OM) node. To add a new OM node, perform the following steps. Navigate to Clusters. Select the Ozone service. Click Instances. Click Add OM Role Instance. Navigate to Ozone Manager. Select the Hosts. Click Continue. New Ozone Manager Nodes property will be automatically set. Click Finish. Parent topic: OM decommissioning