1.4. Installing a New Version

Install HDP 2.3 on All Hosts

Log in to Ambari.
Browse to Admin > Stack and Versions.
Click on the Versions tab.
Click Install Packages and click OK to confirm. The Install version operation will start and the new version will be installed on all hosts. You can browse to Hosts and to each host > Versions tab to see the new version is installed.
Proceed to Performing the Upgrade.