Address the feedback.

kube-prereq.adoc

@@ -42,6 +42,6 @@ After you complete the Docker setup instructions for your operating system, ensu
 [.tab_content.linux_section]
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 You will use `Minikube` as a single-node {kube} cluster that runs locally in a virtual machine.
-Make sure you have `kubectl` installed, see the https://kubernetes.io/docs/tasks/tools/install-kubectl/#install-kubectl-on-linux[kubectl installation instructions^].
+Make sure you have `kubectl` installed. If you need to install `kubectl`, see the https://kubernetes.io/docs/tasks/tools/install-kubectl/#install-kubectl-on-linux[kubectl installation instructions^].
 For Minikube installation instructions, see the https://github.com/kubernetes/minikube#installation[Minikube documentation^].
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