m whether to proceed.</p></li><li><p><code>istioctl</code> will in-place upgrade the Istio control plane and gateways to the new version and indicate the
completion status.</p></li><li><p>After <code>istioctl</code> completes the upgrade, you must manually update the Istio data plane
by restarting any pods with Istio sidecars:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl rollout restart deployment
</code></pre></li></ol><h2 id=downgrade-prerequisites>Downgrade prerequisi