diff --git a/core/modules/language/language.module b/core/modules/language/language.module
index 91641dec56..88e3a6bd50 100644
--- a/core/modules/language/language.module
+++ b/core/modules/language/language.module
@@ -5,6 +5,7 @@
  * Add language handling functionality to Drupal.
  */
 
+use Drupal\Core\Installer\InstallerKernel;
 use Drupal\Core\Url;
 use Drupal\Core\Access\AccessResult;
 use Drupal\Core\Entity\ContentEntityFormInterface;
@@ -290,6 +291,10 @@ function language_negotiation_url_prefixes_update() {
  * Implements hook_modules_installed().
  */
 function language_modules_installed($modules) {
+  if (\Drupal::isConfigSyncing() || InstallerKernel::installationAttempted()) {
+    return;
+  }
+
   if (!in_array('language', $modules)) {
     // Since newly (un)installed modules may change the default settings for
     // non-locked language types (e.g. content language), we need to resave the
diff --git a/core/modules/language/tests/src/Functional/LanguageInstallerConfigTest.php b/core/modules/language/tests/src/Functional/LanguageInstallerConfigTest.php
new file mode 100644
index 0000000000..ee9b61ec8d
--- /dev/null
+++ b/core/modules/language/tests/src/Functional/LanguageInstallerConfigTest.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace Drupal\Tests\language\Functional;
+
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Ensures the language config is installed but not altered on install.
+ *
+ * @group language
+ */
+class LanguageInstallerConfigTest extends BrowserTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected $profile = 'test_language_negotiation';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected $defaultTheme = 'stark';
+
+  /**
+   * Tests the configuration events are not fired during install of overrides.
+   */
+  public function testLanguageConfigInstall() {
+    /** @var \Drupal\Core\Config\StorageInterface $storage */
+    $storage = $this->container->get('config.storage');
+    $config = $this->config('language.types');
+
+    // The negotiation methods that have been removed should be disabled after
+    // purging if not avoided in language_modules_installed().
+    $language_types_data = $storage->read('language.types');
+    $this->assertTrue(isset($language_types_data['negotiation']['language_content']['enabled']['test_language_negotiation_method']));
+    $this->assertTrue(isset($language_types_data['negotiation']['language_content']['enabled']['language-selected']));
+
+    $this->assertEquals(-10, $config->get('negotiation.language_content.enabled.test_language_negotiation_method'));
+    $this->assertEquals(12, $config->get('negotiation.language_content.enabled.language-selected'));
+  }
+
+}
diff --git a/core/profiles/test_language_negotiation/config/install/language.types.yml b/core/profiles/test_language_negotiation/config/install/language.types.yml
new file mode 100644
index 0000000000..9e411ba2c4
--- /dev/null
+++ b/core/profiles/test_language_negotiation/config/install/language.types.yml
@@ -0,0 +1,39 @@
+all:
+  - language_interface
+  - language_content
+  - language_url
+configurable:
+  - language_interface
+  - language_content
+negotiation:
+  language_content:
+    enabled:
+      test_language_negotiation_method: -10
+      language-url: -8
+      language-selected: 12
+    method_weights:
+      test_language_negotiation_method: -10
+      language-content-entity: -9
+      language-url: -8
+      language-session: -6
+      language-user: -4
+      language-browser: -2
+      language-interface: 9
+      language-selected: 12
+  language_url:
+    enabled:
+      language-url: 0
+      language-url-fallback: 1
+  language_interface:
+    enabled:
+      language-user-admin: -20
+      language-user: -19
+      language-url: -18
+      language-selected: -15
+    method_weights:
+      language-user-admin: -20
+      language-user: -19
+      language-url: -18
+      language-session: -17
+      language-browser: -16
+      language-selected: -15
diff --git a/core/profiles/test_language_negotiation/test_language_negotiation.info.yml b/core/profiles/test_language_negotiation/test_language_negotiation.info.yml
new file mode 100644
index 0000000000..a83b1cfb43
--- /dev/null
+++ b/core/profiles/test_language_negotiation/test_language_negotiation.info.yml
@@ -0,0 +1,7 @@
+name: Testing language negotiation
+type: profile
+description: 'Minimal profile for running tests related the language negotiation.'
+version: VERSION
+hidden: true
+install:
+  - drupal:language