ssions data-timeout><div class=content><p>Join us for Istio Day North America, a KubeCon + CloudNativeCon North America Co-located Event. 12 November 2024, Salt Lake City, Utah. Register now!</p></div><div class=frame></div></a></div><article class=post itemscope itemtype=http://schema.org/BlogPosting><div class=header-content><h1>Istio 1.19 Upgrade Notes</h1><p>Important changes to consider when upgrading to Istio 1.19.</p></div><p class=post-author>Sep 5, 2023</p><div><p>When you upgrade from Istio 1.18.x