Read the Informatica Release Notes for updates to the installation and upgrade process.
Review the patch requirements to verify that the machine has the required operating system patches and libraries.
Install the Java Runtime Environment when you install Informatica on AIX.
Back up the Data Transformation files that were created in a previous version.
Review the environment variables you must configure to work with the Informatica installation.
Create a system user account to perform the installation and to run the Informatica service.
Set up keystore and truststore files if you want to configure secure communication for the domain and set up a secure connection to web client applications.
Verify that the operating system meets the file descriptor requirement.
Configure POSIX asynchronous I/O on any node where you want to run a PowerCenter Integration Service, when you install Informatica on IBM AIX.
Extract the installer files.
Verify the license key.
Run the Pre-installation (i10Pi) System Check Tool to verify whether the machine meets the system requirements for installation.