diff --git a/core/modules/language/language.module b/core/modules/language/language.module
index 33aac53..12630c4 100644
--- a/core/modules/language/language.module
+++ b/core/modules/language/language.module
@@ -28,7 +28,7 @@ function language_help($route_name, Request $request) {
       $output .= '<h3>' . t('Uses') . '</h3>';
       $output .= '<dl>';
       $output .= '<dt>' . t('Adding languages') . '</dt>';
-      $output .= '<dd>' . t('You can add languages on the <a href="!language_list">Languages</a> page by selecting <em>Add language</em> and choosing a language from the drop-down menu. This language is then displayed in the languages list, where it can be configured further. If the <a href="!interface">Interface translation module</a> is enabled, and the <em>Drupal translation server</em> is set as a translation source, then the interface translation for this language is automatically downloaded as well.' , array('!language_list' => \Drupal::url('language.admin_overview'), '!interface' => (\Drupal::moduleHandler()->moduleExists('locale')) ? \Drupal::url('help.page', array('name' => 'locale')) : '#')) . '</dd>';
+      $output .= '<dd>' . t('You can add languages on the <a href="!language_list">Languages</a> page by selecting <em>Add language</em> and choosing a language from the drop-down menu. This language is then displayed in the languages list, where it can be configured further. If the <a href="!interface">Interface translation module</a> is enabled, and the <em>translation server</em> is set as a translation source, then the interface translation for this language is automatically downloaded as well.' , array('!language_list' => \Drupal::url('language.admin_overview'), '!interface' => (\Drupal::moduleHandler()->moduleExists('locale')) ? \Drupal::url('help.page', array('name' => 'locale')) : '#')) . '</dd>';
       $output .= '<dt>' . t('Adding custom languages') . '</dt>';
       $output .= '<dd>' . t('You can add a language that is not provided in the drop-down list by choosing <em>Custom language</em> at the end of the list. You then have to configure its language code, name, and direction in the form provided.') . '</dd>';
       $output .= '<dt>' . t('Configuring content languages') . '</dt>';
@@ -51,13 +51,13 @@ function language_help($route_name, Request $request) {
       return $output;
 
     case 'language.admin_overview':
-      return '<p>' . t('With multiple languages enabled, registered users may select their preferred language and authors can assign a specific language to content. The selection of what language is used to display page elements is made depending on the detection menthod settings in the <a href="!detection">Detection and Selection</a> tab.', array('!detection' => \Drupal::url('language.negotiation'))) . '</p>';
+      return '<p>' . t('Reorder the added languages to set their order in the language switcher block and, when editing content, in the list of selectable languages. This ordering does not impact <a href="@detection">detection and selection</a>.', array('@detection' => url('admin/config/regional/language/detection'))) . '</p>';
 
     case 'language.add':
       return '<p>' . t('Add a language to be supported by your site. If your desired language is not available, pick <em>Custom language...</em> at the end and provide a language code and other details manually.') . '</p>';
 
     case 'language.negotiation':
-      $output = '<p>' . t('Define how to decide which language is used to display page elements (primarily text provided by Drupal and modules, such as field labels and help text). This decision is made by evaluating a series of detection methods for languages; the first detection method that gets a result will determine which language is used for that type of text. Be aware that some language negotiation methods are unreliable under certain conditions, such as browser detection when page-caching is enabled and a user is not currently logged in. Define the order of evaluation of language detection methods on this page. Default language can be changed at the <a href="!region-settings">Regional settings</a> page.', array('!region-settings' => \Drupal::url('system.regional_settings'))) . '</p>';
+      $output = '<p>' . t('Define how to decide which language is used to display page elements (primarily text provided by modules, such as field labels and help text). This decision is made by evaluating a series of detection methods for languages; the first detection method that gets a result will determine which language is used for that type of text. Be aware that some language negotiation methods are unreliable under certain conditions, such as browser detection when page-caching is enabled and a user is not currently logged in. Define the order of evaluation of language detection methods on this page. The default language can be changed at the <a href="!region-settings">Regional settings</a> page.', array('!region-settings' => \Drupal::url('system.regional_settings'))) . '</p>';
       return $output;
 
     case 'language.negotiation_session':
@@ -65,11 +65,11 @@ function language_help($route_name, Request $request) {
       return $output;
 
     case 'language.negotiation_browser':
-      $output = '<p>' . t('Browsers use different language codes to refer to the same languages. You can add and edit mappings from browser language codes to the <a href="!configure-languages">languages used by Drupal</a>.', array('!configure-languages' => \Drupal::url('language.admin_overview'))) . '</p>';
+      $output = '<p>' . t('Browsers use different language codes to refer to the same languages. You can add and edit mappings from browser language codes to the <a href="!configure-languages">languages used</a>.', array('!configure-languages' => \Drupal::url('language.admin_overview'))) . '</p>';
       return $output;
 
     case 'language.negotiation_selected':
-      $output = '<p>' . t('Changing the selected language here (and leaving this option as the last among the detection and selection options) is the easiest way to change the fallback language for the website, if you need to change how your site works by default (eg. when using an empty path prefix or using the default domain). <a href="!admin-change-language">Changing the site\'s default language</a> itself might have other undesired side effects.', array('!admin-change-language' => \Drupal::url('language.admin_overview'))) . '</p>';
+      $output = '<p>' . t('Changing the selected language here (and leaving this option as the last among the detection and selection options) is the easiest way to change the fallback language for the website, if you need to change how your site works by default (e.g., when using an empty path prefix or using the default domain). <a href="!admin-change-language">Changing the site\'s default language</a> itself might have other undesired side effects.', array('!admin-change-language' => \Drupal::url('language.admin_overview'))) . '</p>';
       return $output;
 
     case 'block.admin_edit':