Index: gnome-software-45.1/src/gs-updates-section.c
===================================================================
--- gnome-software-45.1.orig/src/gs-updates-section.c
+++ gnome-software-45.1/src/gs-updates-section.c
@@ -323,12 +323,18 @@ static void
 _set_button_stack_visible_child (GsUpdatesSection *self,
 				 const gchar *child_name)
 {
-	if (self->button_cancel != NULL)
+	if (self->button_cancel != NULL) {
 		gtk_widget_set_visible (self->button_cancel, g_strcmp0 (child_name, "cancel") == 0);
-	if (self->button_download != NULL)
+		gtk_widget_set_sensitive (self->button_cancel, FALSE);
+	}
+	if (self->button_download != NULL) {
 		gtk_widget_set_visible (self->button_download, g_strcmp0 (child_name, "download") == 0);
-	if (self->button_update != NULL)
+		gtk_widget_set_sensitive (self->button_download, FALSE);
+	}
+	if (self->button_update != NULL) {
 		gtk_widget_set_visible (self->button_update, g_strcmp0 (child_name, "update") == 0);
+		gtk_widget_set_sensitive (self->button_download, FALSE);
+	}
 
 	gtk_stack_set_visible_child_name (GTK_STACK (self->button_stack), child_name);
 }
Index: gnome-software-45.1/src/gs-updates-section.ui
===================================================================
--- gnome-software-45.1.orig/src/gs-updates-section.ui
+++ gnome-software-45.1/src/gs-updates-section.ui
@@ -31,6 +31,7 @@
                   <object class="GsProgressButton" id="button_download">
                     <property name="use_underline">True</property>
                     <property name="label" translatable="yes">_Download</property>
+		    <property name="tooltip-text" translatable="yes">Please use gpk-update-viewer to update the system</property>
                     <signal name="clicked" handler="_button_download_clicked_cb" swapped="yes"/>
                     <style>
                       <class name="suggested-action"/>
@@ -46,6 +47,7 @@
                 <property name="child">
                   <object class="GsProgressButton" id="button_update">
                     <property name="use-underline">True</property>
+		    <property name="tooltip-text" translatable="yes">Please use gpk-update-viewer to update the system</property>
                     <signal name="clicked" handler="_button_update_all_clicked_cb" swapped="yes"/>
                     <style>
                       <class name="suggested-action"/>