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1. Stack and Versions

The Stack tab includes information about the Services installed and available in the cluster Stack. Browse the list of Services and click Add Service to start the wizard to install Services into your cluster.

The Versions tab includes information about what version of software is currently running and installed in the cluster. This section also exposes the capability to perform an automated cluster upgrade.

For more information on registering and managing versions, see Hortonworks Data Platform Apache Ambari Administration.

For more information on performing a cluster upgrade, see Hortonworks Data Platform Apache Ambari Upgrade.