The official source for all AIX installation media is the portal. Prerequisites Before you start, ensure you have:
: AIX 7.2 is supported only on 64-bit Common Hardware Reference Platform (CHRP) machines, including POWER7, POWER8, and POWER9 based servers. Step-by-Step Download Procedure Log in to ESS : Navigate to the Entitled Systems Support (ESS) page and log in with your IBMid. Access Software Downloads "My Entitled Software" from the main menu, then click on the "Software Downloads" Filter for AIX 7.2 Select the category Choose the group "V7R2 (GA)" to locate the AIX 7.2 base images. Choose Technology Level (TL) "AIX 7.2 TL support"