diff --git a/core/includes/theme.inc b/core/includes/theme.inc
index 4cc6424..8451ed1 100644
--- a/core/includes/theme.inc
+++ b/core/includes/theme.inc
@@ -1322,6 +1322,12 @@ function template_preprocess_html(&$variables) {
     }
   }
 
+  // Early in the installer the site name is unknown. In this case we need to
+  // fallback to the distribution's name.
+  if (empty($head_title['name']) && drupal_installation_attempted() && function_exists('drupal_install_profile_distribution_name')) {
+    $head_title['name'] = drupal_install_profile_distribution_name();
+  }
+
   $variables['head_title'] = $head_title;
   // @deprecated in Drupal 8.0.0, will be removed before Drupal 9.0.0.
   $variables['head_title_array'] = $head_title;
diff --git a/core/modules/locale/src/LocaleConfigManager.php b/core/modules/locale/src/LocaleConfigManager.php
index facdaeb..e67f3bc 100644
--- a/core/modules/locale/src/LocaleConfigManager.php
+++ b/core/modules/locale/src/LocaleConfigManager.php
@@ -603,12 +603,10 @@ public function updateConfigTranslations(array $names, array $langcodes = []) {
             $count++;
           }
         }
-        elseif (locale_is_translatable($langcode) && $name != 'system.site') {
+        elseif (locale_is_translatable($langcode)) {
           // If the language code is the active storage language, we should
           // update. If it is English, we should only update if English is also
-          // translatable. The system.site configuration is special because it
-          // is written during installation using the langcode at installation
-          // time.
+          // translatable.
           $active = NestedArray::mergeDeepArray([$active, $processed], TRUE);
           $this->saveTranslationActive($name, $active);
           $count++;
diff --git a/core/modules/system/config/install/system.site.yml b/core/modules/system/config/install/system.site.yml
index b5a932b..d1ab8de 100644
--- a/core/modules/system/config/install/system.site.yml
+++ b/core/modules/system/config/install/system.site.yml
@@ -1,5 +1,5 @@
 uuid: ''
-name: 'Drupal'
+name: ''
 mail: ''
 slogan: ''
 page: