Checked on ocp 4.5 cluster with payload: 4.5.0-0.nightly-2020-09-14-030924 Give user cluster-ready cluster role, and login console, when there is update available, it doesn't show upgrade info in notification, on about page, on overview detail card and status card. Check on cluster setting page, there is no upgrade edit button, and channel is not editable. The bug is fixed.
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 4.5.11 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-2020:3719