e Notes</a></li><li role=none><a role=treeitem title="Important changes to consider when upgrading to Istio 1.5." href=/v1.6/news/releases/1.5.x/announcing-1.5/upgrade-notes/>Upgrade Notes</a></li></ul></li></ul></li><li role=treeitem aria-label="1.4.x Releases"><button aria-hidden=true></button><a title="Announcements for the 1.4 release and its associated patch releases." href=/v1.6/news/releases/1.4.x/>1.4.x Releases</a><ul role=group aria-expanded=false><li role=none><a role=treeitem title="Istio 1.4.10