Created attachment 1818770 [details]
The screenshot for OCP console UI

Description of problem:


Version-Release number of selected component (if applicable): OCP 4.8.4 Single Node Cluster


How reproducible: Install OpenShift Virtualization on OCP 4.8.4 Single Node Cluster


Steps to Reproduce:
1. Install OCP 4.8.4 Single Node Cluster
2. Install OpenShift Virtualization Operator 4.8.1 
3. Access OCP console UI, it will display virtualization not available

Actual results:

OCP console UI displayed virtualization not available after OpenShift Virtualization installation

Expected results:

OCP console UI displays virtualization status normally

Additional info:

Configed proxy for OCP 4.8.4

# oc edit proxy/cluster
apiVersion: config.openshift.io/v1
kind: Proxy
metadata:
  creationTimestamp: "2021-08-21T13:39:46Z"
  generation: 3
  name: cluster
  resourceVersion: "4045853"
  uid: ad203391-ccb9-4cc5-8685-e502164ed380
spec:
  httpProxy: http://squid.corp.redhat.com:3128
  httpsProxy: http://squid.corp.redhat.com:3128
  noProxy: example.com,192.168.190.0/24
  readinessEndpoints:
  - http://www.google.com
  - https://www.google.com
  trustedCA:
    name: ""
status:
  httpProxy: http://squid.corp.redhat.com:3128
  httpsProxy: http://squid.corp.redhat.com:3128
  noProxy: .cluster.local,.svc,10.0.0.0/16,10.254.0.0/16,127.0.0.1,172.30.0.0/16,192.168.190.0/24,api-int.ocp4.example.com,example.com,localhost