a role=treeitem title="Important changes operators must understand before upgrading to Istio 1.1." href=/v1.6/news/releases/1.1.x/announcing-1.1/upgrade-notes/>Upgrade Notes</a></li><li role=none><a role=treeitem title="Details the Helm chart installation options differences between Istio 1.0 and Istio 1.1." href=/v1.6/news/releases/1.1.x/announcing-1.1/helm-changes/>Helm Changes</a></li></ul></li></ul></li><li role=treeitem aria-label="1.0.x Releases"><button aria-hidden=true></button><a title="Announcemen