diff --git i/sites/default/default.settings.php w/sites/default/default.settings.php
index d89ae4d..db2303c 100644
--- i/sites/default/default.settings.php
+++ w/sites/default/default.settings.php
@@ -577,8 +577,9 @@
  * A custom theme can be set for the offline page. This applies when the site
  * is explicitly set to maintenance mode through the administration page or when
  * the database is inactive due to an error. It can be set through the
- * 'maintenance_theme' key. Also copy the template file into the theme.
- * It is located ins 'core/modules/system/templates/maintenance-page.html.twig'.
+ * 'maintenance_theme' key. The template file should also be copied into the
+ * theme. It is located inside
+ * 'core/modules/system/templates/maintenance-page.html.twig'.
  * Note: This setting does not apply to installation and update pages.
  */
 # $conf['maintenance_theme'] = 'bartik';