It's a field that isn't shown by default and rarely changed.
@@ -111,7 +111,6 @@ var UI = {
UI.updateVisualState();
document.getElementById('noVNC_setting_host').focus();
document.documentElement.classList.remove("noVNC_loading");
var autoconnect = WebUtil.getConfigVar('autoconnect', false);
The note is not visible to the blocked user.