To switch Kubernetes cluster versions just replace the
1.18.1 version in the
Note that RBAC is not enabled on this cluster by default. To enable RBAC, you need to start minikube with the
Starting Minikube with RBAC enabled requires the appropriate RBAC roles to be created in the
kube-system namespace, so all components work as expected. One of the possible solutions is to give the
default ServiceAccount in the
kube-system namespace the
cluster-admin permissions. For more details see the issue #1722.