+++ This bug was initially created as a clone of Bug #1885343 +++ If iOS Safari does not trust the console certificate, it blocks WebSockets. This causes console to only show a white screen since we rely on WebSockets for API discovery using GraphQL.
Follow the steps in https://docs.openshift.com/container-platform/4.6/networking/ingress-operator.html#nw-ingress-setting-a-custom-default-certificate_configuring-ingress and https://docs.openshift.com/container-platform/4.6/networking/configuring-a-custom-pki.html#configuring-a-custom-pki to set customized certificates for web console, then visit console in iPhone 11 Safari, web console can be loaded successfully instead if blank page Verified on 4.6.0-0.nightly-2020-12-16-201440
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 (Important: OpenShift Container Platform 4.6.9 security and 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/RHSA-2020:5614