How to update BigFix agents on Power 7 and Power8?

[BF123]

We need step by step directions on updating IBM BigFix agents on Power 7 and Power 8.
I found this URL but there are no other directions. Thanks for your help.

BigFix 9.5 Patch 3 is now available

The IBM BigFix team is pleased to announce the release of version 9.5 Patch 3 (9.5.3.211) of the BigFix Platform. The main content of this release includes APAR fixes, general bug fixes, and the following features: Enhancements for BigFix Agent on Mac – Simplified Mac Agent Deployment (more compatible PKG installer), which reduces admin workload and accelerates control of new endpoints – Addressed ClientUI Launching for OSx 10.11 and greater – Performance Improvements Enablement for Bi…

The OS is AIX and Linux (Redhat for example).