ways in the cluster to the new version:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ istio-1.8.1/bin/istioctl install -f gateways.yaml --revision 1-8-1
</code></pre></li><li><p>Delete the 1.8.0 version of the control plane:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ istio-1.8.1/bin/istioctl x uninstall --revision 1-8-0
</code></pre></li></ol><h2 id=operator>Operator</h2><p>This section covers the installation and upgrade of a separate control plane