+++ This bug was initially created as a clone of Bug #1875969 +++ IBM Z has been supported since 4.2.z and Power since 4.3.z, so should not be listed as unsupported in clidownloads.
The Download oc for Linux for IBM Z and IBM Power is showing in the Console cli tools downloads without the "unsupported" annotation. Version: 4.5.0-0.nightly-2020-11-04-215039 Steps to verify: 1. Login to web console 2. Click on the "?" help icon on the top right corner and navigate to Command Line Tools option 3. verify that the "Download oc for Linux for IBM Z" and "Download oc for Linux for IBM Power" are without the "unsupported" word in parentheses. Hence moving this bug to verify status. attaching the screen shot.
Created attachment 1726773 [details] screen shot showing the cli downloads
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (OpenShift Container Platform 4.5.18 bug fix update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:4425