ge.</p><p>To help detect if a compatibility version should be used, <code>istioctl x precheck</code> can be used with the <code>--from-version</code> flag.
For instance, if you are upgrading from version 1.21:</p><pre><code class=language-shell data-expandlinks=true data-repo=istio>$ istioctl x precheck --from-version 1.21
Warning [IST0168] (DestinationRule default/tls) The configuration &#34;ENABLE_AUTO_SNI&#34; changed in release 1.20: previously, no SNI would be set; now it will be automatically set. Or,