 role=group aria-expanded=false class=leaf-section><li role=none><a role=treeitem title="Istio 1.4 release notes." href=/v1.8/news/releases/1.4.x/announcing-1.4/change-notes/>Change Notes</a></li><li role=none><a role=treeitem title="Important changes to consider when upgrading to Istio 1.4." href=/v1.8/news/releases/1.4.x/announcing-1.4/upgrade-notes/>Upgrade Notes</a></li></ul></li></ul></li><li role=treeitem aria-label="1.3.x Releases"><button aria-hidden=true></button><a title="Announcements for the 1.3