diff --git a/core/modules/field/lib/Drupal/field/Plugin/Type/Formatter/FormatterInterface.php b/core/modules/field/lib/Drupal/field/Plugin/Type/Formatter/FormatterInterface.php
index 70bc59a..f5fe980 100644
--- a/core/modules/field/lib/Drupal/field/Plugin/Type/Formatter/FormatterInterface.php
+++ b/core/modules/field/lib/Drupal/field/Plugin/Type/Formatter/FormatterInterface.php
@@ -36,9 +36,8 @@ public function settingsForm(array $form, array &$form_state);
   /**
    * Returns a short summary for the current formatter settings.
    *
-   * If an empty result is returned, the formatter is assumed to have no
-   * configurable settings, and no UI will be provided to display a settings
-   * form.
+   * If an empty result is returned, a UI can still be provided to display
+   * a settings form in case the formatter has configurable settings.
    *
    * @return array()
    *   A short summary of the formatter settings.
diff --git a/core/modules/field/lib/Drupal/field/Plugin/Type/Widget/WidgetInterface.php b/core/modules/field/lib/Drupal/field/Plugin/Type/Widget/WidgetInterface.php
index 833819a..450d0b8 100644
--- a/core/modules/field/lib/Drupal/field/Plugin/Type/Widget/WidgetInterface.php
+++ b/core/modules/field/lib/Drupal/field/Plugin/Type/Widget/WidgetInterface.php
@@ -42,9 +42,8 @@ public function settingsForm(array $form, array &$form_state);
   /**
    * Returns a short summary for the current widget settings.
    *
-   * If an empty result is returned, the widget is assumed to have no
-   * configurable settings, and no UI will be provided to display a settings
-   * form.
+   * If an empty result is returned, a UI can still be provided to display
+   * a settings form in case the widget has configurable settings.
    *
    * @return array
    *   A short summary of the widget settings.