etes rolling update</h4><p>You can also use Kubernetesâ€™ rolling update mechanism to upgrade the control plane components. This is suitable for cases when Istio hasn't been installed using Helm.</p><p>First, generate the desired Istio control plane yaml file, e.g.</p><pre><code class=language-command>$ helm template install/kubernetes/helm/istio --name istio \
    --namespace istio-system &gt; install/kubernetes/istio.yaml</code></pre><p>or</p><pre><code class=language-command>$ helm template install/