I think this can be a bit more precise.
Installed namespace -> Pick an existing namespace and then select the namespace created in step 4.

Reported by: apupier

https://access.redhat.com/documentation/en-us/red_hat_codeready_workspaces/2.3/html/installation_guide/installing_codeready_workspaces_on_openshift_container_platform#annotations:a0dfbea7-1a31-46b8-a96c-6d325b4b3370