change the ocs to odf eg: oc -n openshift-storage annotate storagecluster odf-storagecluster uninstall.odf.openshift.io/mode="forced" --overwrite Reported by: ronald.rademaker https://access.redhat.com/documentation/en-us/red_hat_openshift_data_foundation/4.11/html/deploying_openshift_data_foundation_using_ibm_z_infrastructure/uninstalling_openshift_data_foundation#annotations:6d9e16bf-5dcf-4d15-becb-02712b28365f