bient mode using the istioctl command line tool." href=/v1.24/docs/ambient/install/istioctl/>Install with istioctl</a></li></ul></li><li role=treeitem aria-label=Upgrade><button aria-hidden=true tabindex=-1></button><a title="Upgrade guides for Istio in ambient mode." href=/v1.24/docs/ambient/upgrade/>Upgrade</a><ul role=group aria-expanded=false class=leaf-section><li role=none><a role=treeitem title="Upgrading an ambient mode installation with Helm." href=/v1.24/docs/ambient/upgrade/helm/>Upgrade with Hel