This procedure provides high-level steps needed to upgrade from Platform Services 11.1 to Platform Services 11.2.

The high-level procedure of upgrading a Platform Services 11.1 platform is:

Before installing upgraded versions of components, check the appropriate Installation Guide for the version that you are uninstalling for a list of environment variables used by all components, and ensure that any environment variables from previous installations are removed from your servers. This is because, on UNIX, when you uninstall the previous versions, the environment variables from the previous installations are not removed automatically.