diff -u b/core/profiles/demo_umami/demo_umami.info.yml b/core/profiles/demo_umami/demo_umami.info.yml
--- b/core/profiles/demo_umami/demo_umami.info.yml
+++ b/core/profiles/demo_umami/demo_umami.info.yml
@@ -45,7 +45,8 @@
+  - language
+  - locale
   - config_translation
   - content_translation
-  - locale
-  - language
 themes:
   - seven
   - umami
+keep_english: true
only in patch2:
unchanged:
--- a/core/profiles/demo_umami/demo_umami.install
+++ b/core/profiles/demo_umami/demo_umami.install
@@ -34,6 +34,9 @@ function demo_umami_requirements($phase) {
  * @see system_install()
  */
 function demo_umami_install() {
+  // Ensure the translation fields are created in the database.
+  \Drupal::service('entity.definition_update_manager')->applyUpdates();
+  
   // Assign user 1 the "administrator" role.
   $user = User::load(1);
   $user->roles[] = 'administrator';
only in patch2:
unchanged:
--- a/core/profiles/demo_umami/demo_umami.profile
+++ b/core/profiles/demo_umami/demo_umami.profile
@@ -7,6 +7,7 @@
 
 use Drupal\contact\Entity\ContactForm;
 use Drupal\Core\Form\FormStateInterface;
+use Symfony\Component\Yaml\Parser;
 
 /**
  * Implements hook_form_FORM_ID_alter() for install_configure_form().
@@ -18,6 +19,66 @@ function demo_umami_form_install_configure_form_alter(&$form, FormStateInterface
   $form['#submit'][] = 'demo_umami_form_install_configure_submit';
 }
 
+/**
+ * Implements hook_install_tasks().
+ */
+function demo_umami_install_tasks(&$install_state) {
+  return array(
+    'demo_umami_install_import_language_config' => array(),
+  );
+}
+
+/**
+ * Implements hook_install_tasks_alter().
+ */
+function demo_umami_install_tasks_alter(&$tasks, $install_state) {
+  // Moves the language config import task to the end of the install tasks so
+  // that it is run after the final import of languages.
+  $task = $tasks['demo_umami_install_import_language_config'];
+  unset($tasks['demo_umami_install_import_language_config']);
+  $tasks = array_merge($tasks, array('demo_umami_install_import_language_config' => $task));
+}
+
+/**
+ * Imports language configuration overrides.
+ */
+function demo_umami_install_import_language_config() {
+  $language_manager = \Drupal::languageManager();
+  $yaml_parser = new Parser();
+  // The language code of the default locale.
+  $site_default_langcode = $language_manager->getDefaultLanguage()->getId();
+  // The directory where the language config files reside.
+  $language_config_directory = __DIR__ . '/config/install/language';
+  // Sub-directory names (language codes).
+  // The language code of the default language is excluded. If the user
+  // chooses to install in Hungarian, French, or Spanish, the language config is
+  // imported by core and the user has the chance to override it during the
+  // installation process.
+  $langcodes = array_diff(scandir($language_config_directory), array('..', '.', $site_default_langcode));
+  
+  foreach ($langcodes as $langcode) {
+    // All .yml files in the language's config subdirectory.
+    $config_files = glob("$language_config_directory/$langcode/*.yml");
+
+    foreach ($config_files as $file_name) {
+      // Information from the .yml file as an array.
+      $yaml = $yaml_parser->parse(file_get_contents($file_name));
+      // Uses the base name of the .yml file to get the config name.
+      $config_name = basename($file_name, '.yml');
+      // The language configuration object.
+      $config = $language_manager->getLanguageConfigOverride($langcode, $config_name);
+
+      foreach ($yaml as $config_key => $config_value) {
+        // Updates the configuration object.
+        $config->set($config_key, $config_value);
+      }
+
+      // Saves the configuration.
+      $config->save();
+    }
+  }
+}
+
 /**
  * Submission handler to sync the contact.form.feedback recipient.
  */