diff --git a/panelizer.module b/panelizer.module
index 235bd45..74eae36 100644
--- a/panelizer.module
+++ b/panelizer.module
@@ -8,6 +8,21 @@ use \Drupal\Core\Entity\FieldableEntityInterface;
 use \Drupal\Core\Entity\RevisionableInterface;
 use \Drupal\Core\Form\FormStateInterface;
 use \Drupal\panels\Plugin\DisplayVariant\PanelsDisplayVariant;
+use Drupal\Core\Routing\RouteMatchInterface;
+
+/**
+ * Implements hook_help().
+ */
+function panelizer_help($route_name, RouteMatchInterface $route_match) {
+  switch ($route_name) {
+    case 'help.page.panelizer':
+    $output = '';
+    $output .= '<h3>' . t('About') . '</h3>';
+    $output .= '<p>' . t('Other than "Full page override" or "Default" (when applicable), only view modes enabled through the Custom Display Settings section of the <em>Manage Display</em> settings for that entity or bundle will be available for use.') . '</p>';
+
+    return $output;
+  }
+}
 
 /**
  * Implements hook_theme().