add note about cluster registration for Gloo Fed UI
@@ -130,7 +130,9 @@ helm install gloo glooe/gloo-ee --namespace gloo-system --set gloo-fed.enabled=f
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+##### Gloo Federation UI
+Note that the Gloo Fed UI (which [replaced the Gloo UI]({{< versioned_link_path fromRoot="/operations/upgrading/1.7.0#enterprise" >}}) in the 1.7.0 release), will not show any data until you [register one or more clusters]({{< versioned_link_path fromRoot="/guides/gloo_federation/cluster_registration/" >}}). In future releases, we plan to make explicit cluster registration unnecessary if you only want access to local Gloo instances in your UI.
### Verify upgrade
To verify that your upgrade was successful, let's first check the version:
