Install Docker for Desktop
https://hub.docker.com/editions/community/docker-ce-desktop-windows
Add/Enable Ubuntu WSL Integration
See Docker for Desktop - Adding WSL Resources
You should now have access to kubectl from Ubuntu.
$ kubectl get pods --all-namespaces NAMESPACE NAME READY STATUS RESTARTS AGE kube-system coredns-f9fd979d6-k2cdj 1/1 Running 3 5d15h kube-system coredns-f9fd979d6-t7zhm 1/1 Running 3 5d15h kube-system etcd-docker-desktop 1/1 Running 3 5d15h kube-system kube-apiserver-docker-desktop 1/1 Running 3 5d15h kube-system kube-controller-manager-docker-desktop 1/1 Running 3 5d15h kube-system kube-proxy-t45xd 1/1 Running 3 5d15h kube-system kube-scheduler-docker-desktop 1/1 Running 6 5d15h kube-system storage-provisioner 1/1 Running 3 5d15h kube-system vpnkit-controller