diff --git a/core/modules/field_ui/field_ui.admin.inc b/core/modules/field_ui/field_ui.admin.inc
index c22fe21..442874a 100644
--- a/core/modules/field_ui/field_ui.admin.inc
+++ b/core/modules/field_ui/field_ui.admin.inc
@@ -1253,6 +1253,9 @@ function field_ui_display_overview_multistep_submit($form, &$form_state) {
       break;
 
     case 'update':
+      // Notify the end user about the change.
+      drupal_set_message(t('The changes to these fields will not be saved until the Save fields button is clicked.'),
+                     'warning');
       // Store the saved settings, and set the field back to 'non edit' mode.
       $field_name = $trigger['#field_name'];
       $values = $form_state['values']['fields'][$field_name]['settings_edit_form']['settings'];
@@ -1266,6 +1269,9 @@ function field_ui_display_overview_multistep_submit($form, &$form_state) {
       break;
 
     case 'refresh_table':
+      // Notify the end user about the change.
+      drupal_set_message(t('The changes to these fields will not be saved until the Save fields button is clicked.'),
+                     'warning');
       // If the currently edited field is one of the rows to be refreshed, set
       // it back to 'non edit' mode.
       $updated_rows = explode(' ', $form_state['values']['refresh_rows']);