diff -u b/core/modules/update/update.module b/core/modules/update/update.module
--- b/core/modules/update/update.module
+++ b/core/modules/update/update.module
@@ -72,12 +72,12 @@
       $output .= '<p>' . t('The Update Manager module periodically checks for new versions of your site\'s software (including contributed modules and themes), and alerts administrators to available updates. In order to provide update information, anonymous usage statistics are sent to Drupal.org. If desired, you may disable the Update Manager module from the <a href="!modules">Extend page</a>. For more information, see <a href="!update">the online documentation for the Update Manager module</a>.', array('!update' => 'https://drupal.org/documentation/modules/update', '!modules' => \Drupal::url('system.modules_list'))) . '</p>';
       // Only explain the Update manager if it has not been disabled.
       if (update_manager_access()) {
-        $output .= '<p>' . t('The Update manager also allows administrators to update and install modules and themes through the administration interface.') . '</p>';
+        $output .= '<p>' . t('The Update manager also allows administrators to update and install modules and themes through the administration interface. If you do not want the functionality a module is providing, you should uninstall it.') . '</p>';
       }
       $output .= '<h3>' . t('Uses') . '</h3>';
       $output .= '<dl>';
       $output .= '<dt>' . t('Checking for available updates') . '</dt>';
-      $output .= '<dd>' . t('A <a href="!update-report">report of available updates</a> will alert you when new releases are available for download. You may configure options for the frequency for checking updates (which are performed during cron runs) and e-mail notifications at the <a href="!update-settings">Update Manager settings</a>  page.', array('!update-report' => \Drupal::url('update.status'), '!update-settings' => \Drupal::url('update.settings'))) . '</dd>';
+      $output .= '<dd>' . t('An <a href="!update-report">available updates</a> will alert you when new releases are available for download. You may configure options for the frequency for checking updates (which are performed during cron runs) and e-mail notifications on the <a href="!update-settings">Update Manager settings</a>  page.', array('!update-report' => \Drupal::url('update.status'), '!update-settings' => \Drupal::url('update.settings'))) . '</dd>';
       // Only explain the Update manager if it has not been disabled.
       if (update_manager_access()) {
         $output .= '<dt>' . t('Performing updates through the user interface') . '</dt>';