diff --git a/config/schema/entity_notify.schema.yml b/config/schema/entity_notify.schema.yml
index 9421ca26cfa29d88afebd7885989967409dc24a2..496718dc48708a79b7cbf0c45f7dcfa1be3ef83e 100644
--- a/config/schema/entity_notify.schema.yml
+++ b/config/schema/entity_notify.schema.yml
@@ -2,6 +2,9 @@ entity_notify.settings:
   type: config_object
   label: 'Entity notify settings'
   mapping:
+    enable:
+      label: 'Enable the notifications'
+      type: boolean
     enabled_target_entity_types:
       label: 'Target entity types'
       type: sequence
diff --git a/entity_notify.install b/entity_notify.install
index f1d3dca390bd1c2489acaa29239b6fb152149984..d4a938cd70ace16b630b6b4469e09f45cc382684 100644
--- a/entity_notify.install
+++ b/entity_notify.install
@@ -74,3 +74,13 @@ function entity_notify_update_10001(): void {
     }
   }
 }
+
+/**
+ * Add "enabled" config.
+ */
+function entity_notify_update_10002(): void {
+  $config_factory = \Drupal::configFactory();
+  $config = $config_factory->getEditable('entity_notify.settings');
+  $config->set('enable', TRUE);
+  $config->save();
+}
diff --git a/entity_notify.module b/entity_notify.module
index aefbd9a6269d8ece997b287381f7b993ac607eb1..a489ae0462c05c56ad414937476daaa68f92a4a5 100644
--- a/entity_notify.module
+++ b/entity_notify.module
@@ -65,131 +65,134 @@ function _entity_notify_send_mail($to, $params) {
 function _entity_notify_event(EntityInterface $entity, string $event) {
   $config = \Drupal::config('entity_notify.settings');
   $entities = $config->get('enabled_target_entity_types');
+  $enable = $config->get('enable');
+
+  if ($enable) {
+    if (($entity->getEntityTypeId() === 'node') ||
+      ($entity->getEntityTypeId() === 'comment') ||
+      ($entities && in_array($entity->getEntityTypeId(), $entities, TRUE))) {
+      if ($entity->getEntityTypeId() === 'comment') {
+        $url = $entity->permalink()->setOption('absolute', TRUE)->toString();
+      }
+      else {
+        $url = $entity->toUrl('canonical', ['absolute' => TRUE])->toString();
+      }
 
-  if (($entity->getEntityTypeId() === 'node') ||
-    ($entity->getEntityTypeId() === 'comment') ||
-    ($entities && in_array($entity->getEntityTypeId(), $entities, TRUE))) {
-    if ($entity->getEntityTypeId() === 'comment') {
-      $url = $entity->permalink()->setOption('absolute', TRUE)->toString();
-    }
-    else {
-      $url = $entity->toUrl('canonical', ['absolute' => TRUE])->toString();
-    }
-
-    $params = [
-      'url' => $url,
-      'event' => $event,
-    ];
-
-    $send_to_admin = $config->get('entity_notify_admin');
-    $send_to_roles = $config->get('entity_notify_roles');
-    $maillist = $config->get('entity_notify_maillist');
-    $send_to_telegram = $config->get('entity_notify_telegram');
-    $telegram_bottoken = $config->get('entity_notify_telegram_bottoken');
-    $telegram_chatids = $config->get('entity_notify_telegram_chatids');
-    $telegram_proxy = $config->get('entity_notify_telegram_proxy');
-    $telegram_proxy_server = $config->get('entity_notify_telegram_proxy_server');
-    $telegram_proxy_login = $config->get('entity_notify_telegram_proxy_login');
-    $telegram_proxy_password = $config->get('entity_notify_telegram_proxy_password');
-
-    if ($entity->getEntityTypeId() === 'node') {
-      $node_bundle = $entity->bundle();
-      if ($node_bundle) {
-        $node_type = NodeType::load($node_bundle);
-        if ($node_type) {
-          $send_to_admin = $node_type->getThirdPartySetting('entity_notify', 'admin', FALSE);
-          $send_to_roles = $node_type->getThirdPartySetting('entity_notify', 'roles');
-          $maillist = $node_type->getThirdPartySetting('entity_notify', 'maillist', '');
-          $send_to_telegram = $node_type->getThirdPartySetting('entity_notify', 'telegram');
-          $telegram_bottoken = $node_type->getThirdPartySetting('entity_notify', 'telegram_bottoken');
-          $telegram_chatids = $node_type->getThirdPartySetting('entity_notify', 'telegram_chatids');
-          $telegram_proxy = $node_type->getThirdPartySetting('entity_notify', 'telegram_proxy');
-          $telegram_proxy_server = $node_type->getThirdPartySetting('entity_notify', 'telegram_proxy_server');
-          $telegram_proxy_login = $node_type->getThirdPartySetting('entity_notify', 'telegram_proxy_login');
-          $telegram_proxy_password = $node_type->getThirdPartySetting('entity_notify', 'telegram_proxy_password');
+      $params = [
+        'url' => $url,
+        'event' => $event,
+      ];
+
+      $send_to_admin = $config->get('entity_notify_admin');
+      $send_to_roles = $config->get('entity_notify_roles');
+      $maillist = $config->get('entity_notify_maillist');
+      $send_to_telegram = $config->get('entity_notify_telegram');
+      $telegram_bottoken = $config->get('entity_notify_telegram_bottoken');
+      $telegram_chatids = $config->get('entity_notify_telegram_chatids');
+      $telegram_proxy = $config->get('entity_notify_telegram_proxy');
+      $telegram_proxy_server = $config->get('entity_notify_telegram_proxy_server');
+      $telegram_proxy_login = $config->get('entity_notify_telegram_proxy_login');
+      $telegram_proxy_password = $config->get('entity_notify_telegram_proxy_password');
+
+      if ($entity->getEntityTypeId() === 'node') {
+        $node_bundle = $entity->bundle();
+        if ($node_bundle) {
+          $node_type = NodeType::load($node_bundle);
+          if ($node_type) {
+            $send_to_admin = $node_type->getThirdPartySetting('entity_notify', 'admin', FALSE);
+            $send_to_roles = $node_type->getThirdPartySetting('entity_notify', 'roles');
+            $maillist = $node_type->getThirdPartySetting('entity_notify', 'maillist', '');
+            $send_to_telegram = $node_type->getThirdPartySetting('entity_notify', 'telegram');
+            $telegram_bottoken = $node_type->getThirdPartySetting('entity_notify', 'telegram_bottoken');
+            $telegram_chatids = $node_type->getThirdPartySetting('entity_notify', 'telegram_chatids');
+            $telegram_proxy = $node_type->getThirdPartySetting('entity_notify', 'telegram_proxy');
+            $telegram_proxy_server = $node_type->getThirdPartySetting('entity_notify', 'telegram_proxy_server');
+            $telegram_proxy_login = $node_type->getThirdPartySetting('entity_notify', 'telegram_proxy_login');
+            $telegram_proxy_password = $node_type->getThirdPartySetting('entity_notify', 'telegram_proxy_password');
+          }
         }
       }
-    }
 
-    if ($entity->getEntityTypeId() === 'comment') {
-      $comment_bundle = $entity->bundle();
-      if ($comment_bundle) {
-        $comment_type = CommentType::load($comment_bundle);
-        if ($comment_type) {
-          $send_to_admin = $comment_type->getThirdPartySetting('entity_notify', 'admin', FALSE);
-          $send_to_roles = $comment_type->getThirdPartySetting('entity_notify', 'roles');
-          $maillist = $comment_type->getThirdPartySetting('entity_notify', 'maillist', '');
-          $send_to_telegram = $comment_type->getThirdPartySetting('entity_notify', 'telegram');
-          $telegram_bottoken = $comment_type->getThirdPartySetting('entity_notify', 'telegram_bottoken');
-          $telegram_chatids = $comment_type->getThirdPartySetting('entity_notify', 'telegram_chatids');
-          $telegram_proxy = $comment_type->getThirdPartySetting('entity_notify', 'telegram_proxy');
-          $telegram_proxy_server = $comment_type->getThirdPartySetting('entity_notify', 'telegram_proxy_server');
-          $telegram_proxy_login = $comment_type->getThirdPartySetting('entity_notify', 'telegram_proxy_login');
-          $telegram_proxy_password = $comment_type->getThirdPartySetting('entity_notify', 'telegram_proxy_password');
+      if ($entity->getEntityTypeId() === 'comment') {
+        $comment_bundle = $entity->bundle();
+        if ($comment_bundle) {
+          $comment_type = CommentType::load($comment_bundle);
+          if ($comment_type) {
+            $send_to_admin = $comment_type->getThirdPartySetting('entity_notify', 'admin', FALSE);
+            $send_to_roles = $comment_type->getThirdPartySetting('entity_notify', 'roles');
+            $maillist = $comment_type->getThirdPartySetting('entity_notify', 'maillist', '');
+            $send_to_telegram = $comment_type->getThirdPartySetting('entity_notify', 'telegram');
+            $telegram_bottoken = $comment_type->getThirdPartySetting('entity_notify', 'telegram_bottoken');
+            $telegram_chatids = $comment_type->getThirdPartySetting('entity_notify', 'telegram_chatids');
+            $telegram_proxy = $comment_type->getThirdPartySetting('entity_notify', 'telegram_proxy');
+            $telegram_proxy_server = $comment_type->getThirdPartySetting('entity_notify', 'telegram_proxy_server');
+            $telegram_proxy_login = $comment_type->getThirdPartySetting('entity_notify', 'telegram_proxy_login');
+            $telegram_proxy_password = $comment_type->getThirdPartySetting('entity_notify', 'telegram_proxy_password');
+          }
         }
       }
-    }
 
-    // Send to admin.
-    if ($send_to_admin) {
-      $account = User::load(1);
-      if ($account) {
-        $to = $account->getEmail();
-        if ($to) {
-          _entity_notify_send_mail($to, $params);
+      // Send to admin.
+      if ($send_to_admin) {
+        $account = User::load(1);
+        if ($account) {
+          $to = $account->getEmail();
+          if ($to) {
+            _entity_notify_send_mail($to, $params);
+          }
         }
       }
-    }
 
-    // Send to users with roles.
-    if ($send_to_roles) {
-      foreach ($send_to_roles as $user_role) {
-        if ($user_role !== 0) {
-          $ids = \Drupal::entityQuery('user')
-            ->condition('status', 1)
-            ->condition('roles', $user_role)
-            ->accessCheck(FALSE)
-            ->execute();
-          $users = User::loadMultiple($ids);
-          if (!empty(array_filter($users))) {
-            foreach ($users as $user) {
-              $to = $user->getEmail();
-              if ($to) {
-                _entity_notify_send_mail($to, $params);
+      // Send to users with roles.
+      if ($send_to_roles) {
+        foreach ($send_to_roles as $user_role) {
+          if ($user_role !== 0) {
+            $ids = \Drupal::entityQuery('user')
+              ->condition('status', 1)
+              ->condition('roles', $user_role)
+              ->accessCheck(FALSE)
+              ->execute();
+            $users = User::loadMultiple($ids);
+            if (!empty(array_filter($users))) {
+              foreach ($users as $user) {
+                $to = $user->getEmail();
+                if ($to) {
+                  _entity_notify_send_mail($to, $params);
+                }
               }
             }
           }
         }
       }
-    }
 
-    // Send to non-registered users.
-    if (!empty($maillist)) {
-      $mails = explode(',', $maillist);
-      foreach ($mails as $to) {
-        _entity_notify_send_mail($to, $params);
+      // Send to non-registered users.
+      if (!empty($maillist)) {
+        $mails = explode(',', $maillist);
+        foreach ($mails as $to) {
+          _entity_notify_send_mail($to, $params);
+        }
       }
-    }
 
-    // Send message to telegram.
-    if ($send_to_telegram) {
-      $chat_ids = explode(',', $telegram_chatids);
-      $text = t("New entity event (@event) on @siteName\n", [
-        '@siteName' => \Drupal::config('system.site')->get('name'),
-        '@event' => $event,
-      ]);
-      $text .= t('Link to the entity: @linkToEntity', [
-        '@linkToEntity' => $params['url'],
-      ]);
-      foreach ($chat_ids as $chat_id) {
-        if ($telegram_proxy) {
-          $result = \Drupal::service('telegram_api.service')->sendToTelegramBot($text, $telegram_bottoken, $chat_id, TRUE, $telegram_proxy_server, $telegram_proxy_login, $telegram_proxy_password);
-        }
-        else {
-          $result = \Drupal::service('telegram_api.service')->sendToTelegramBot($text, $telegram_bottoken, $chat_id);
-        }
-        if ($result !== TRUE) {
-          \Drupal::logger('entity_notify')->error($result);
+      // Send message to telegram.
+      if ($send_to_telegram) {
+        $chat_ids = explode(',', $telegram_chatids);
+        $text = t("New entity event (@event) on @siteName\n", [
+          '@siteName' => \Drupal::config('system.site')->get('name'),
+          '@event' => $event,
+        ]);
+        $text .= t('Link to the entity: @linkToEntity', [
+          '@linkToEntity' => $params['url'],
+        ]);
+        foreach ($chat_ids as $chat_id) {
+          if ($telegram_proxy) {
+            $result = \Drupal::service('telegram_api.service')->sendToTelegramBot($text, $telegram_bottoken, $chat_id, TRUE, $telegram_proxy_server, $telegram_proxy_login, $telegram_proxy_password);
+          }
+          else {
+            $result = \Drupal::service('telegram_api.service')->sendToTelegramBot($text, $telegram_bottoken, $chat_id);
+          }
+          if ($result !== TRUE) {
+            \Drupal::logger('entity_notify')->error($result);
+          }
         }
       }
     }
diff --git a/src/Form/EntityNotifySettingsForm.php b/src/Form/EntityNotifySettingsForm.php
index e6f104381805dbbd5e63d7c7551355f4adf22c65..600d49cc89d97053c7c54925a700f82a4d8473d4 100644
--- a/src/Form/EntityNotifySettingsForm.php
+++ b/src/Form/EntityNotifySettingsForm.php
@@ -72,6 +72,13 @@ class EntityNotifySettingsForm extends ConfigFormBase {
   public function buildForm(array $form, FormStateInterface $form_state) {
     $config = $this->config('entity_notify.settings');
 
+    $form['enable'] = [
+      '#type' => 'checkbox',
+      '#title' => $this->t('Enable the notifications'),
+      '#description' => $this->t('You can disable this on local if you use Config Split'),
+      '#default_value' => $config->get('enable'),
+    ];
+
     $all_entity_types = $this->entityTypeManager->getDefinitions();
     $content_entity_types = [];
     /** @var \Drupal\Core\Entity\EntityTypeInterface[] $entity_type_options */
@@ -113,6 +120,7 @@ class EntityNotifySettingsForm extends ConfigFormBase {
    */
   public function submitForm(array &$form, FormStateInterface $form_state) {
     $this->config('entity_notify.settings')
+      ->set('enable', $form_state->getValue('enable'))
       ->set('enabled_target_entity_types', array_values(array_filter($form_state->getValue('enabled_target_entity_types')['entity_types'])))
       ->set('entity_notify_admin', $form_state->getValue('entity_notify_admin'))
       ->set('entity_notify_roles', array_values(array_filter($form_state->getValue('entity_notify_roles'))))
diff --git a/tests/src/Functional/EntityNotifyCommentNotificationsTest.php b/tests/src/Functional/EntityNotifyCommentNotificationsTest.php
index 1f5b1ba3803be227ba5d93fc1af4048c37c25a45..28fce4e48a8544467192e33e02b849e9698bcd8c 100644
--- a/tests/src/Functional/EntityNotifyCommentNotificationsTest.php
+++ b/tests/src/Functional/EntityNotifyCommentNotificationsTest.php
@@ -66,6 +66,10 @@ class EntityNotifyCommentNotificationsTest extends BrowserTestBase {
   public function setUp(): void {
     parent::setUp();
 
+    $config = $this->config('entity_notify.settings');
+    $config->set('enable', TRUE);
+    $config->save();
+
     $node_type = 'article';
     $this->createContentType(['type' => $node_type]);
     $this->addDefaultCommentField('node', $node_type);
@@ -233,4 +237,81 @@ class EntityNotifyCommentNotificationsTest extends BrowserTestBase {
     $this->assertCount(6, $captured_emails, 'Three emails were captured.');
   }
 
+  /**
+   * Tests disabled notification.
+   */
+  public function testDisabledNotify() {
+    $node = $this->createNode([
+      'type' => 'article',
+    ]);
+
+    $this->drupalLogin($this->adminUser);
+    $this->drupalGet($this->settingsRoute);
+    $this->assertSession()->statusCodeEquals(200);
+
+    $edit = [
+      'entity_notify_enable' => '1',
+      'entity_notify_admin' => '1',
+    ];
+    $this->submitForm($edit, 'Save');
+    $this->assertSession()->pageTextContains('has been updated');
+
+    $captured_emails = $this->drupalGetMails();
+    $this->assertCount(0, $captured_emails, 'The captured emails queue is empty.');
+
+    $comment = Comment::create([
+      'entity_id' => $node->id(),
+      'entity_type' => 'node',
+      'field_name' => 'comment',
+      'pid' => 0,
+      'uid' => 0,
+      'status' => CommentInterface::PUBLISHED,
+      'subject' => $this->randomMachineName(),
+      'hostname' => '127.0.0.1',
+      'langcode' => LanguageInterface::LANGCODE_NOT_SPECIFIED,
+      'comment_body' => [['value' => $this->randomMachineName()]],
+    ]);
+    $comment->save();
+
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(1, $captured_emails, 'One email was captured.');
+
+    $comment->setHomepage('http://example.com/')->save();
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(2, $captured_emails, 'Two emails were captured.');
+
+    $comment->delete();
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(3, $captured_emails, 'Three emails were captured.');
+
+    $this->drupalGet(Url::fromRoute('entity_notify.settings'));
+    $this->assertSession()->statusCodeEquals(200);
+
+    $edit = [
+      'enable' => '0',
+    ];
+    $this->submitForm($edit, 'Save');
+    $this->assertSession()->pageTextContains('have been saved');
+
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(3, $captured_emails, 'Three emails were captured.');
+
+    $comment = Comment::create([
+      'entity_id' => $node->id(),
+      'entity_type' => 'node',
+      'field_name' => 'comment',
+      'pid' => 0,
+      'uid' => 0,
+      'status' => CommentInterface::PUBLISHED,
+      'subject' => $this->randomMachineName(),
+      'hostname' => '127.0.0.1',
+      'langcode' => LanguageInterface::LANGCODE_NOT_SPECIFIED,
+      'comment_body' => [['value' => $this->randomMachineName()]],
+    ]);
+    $comment->save();
+
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(3, $captured_emails, 'Three emails were captured.');
+  }
+
 }
diff --git a/tests/src/Functional/EntityNotifyNodeNotificationsTest.php b/tests/src/Functional/EntityNotifyNodeNotificationsTest.php
index c734eaf2eb9b30310f9e5b4369168816e4b8c75f..78403b46ff4d000026fa85d1e1765a3586c834ad 100644
--- a/tests/src/Functional/EntityNotifyNodeNotificationsTest.php
+++ b/tests/src/Functional/EntityNotifyNodeNotificationsTest.php
@@ -59,6 +59,10 @@ class EntityNotifyNodeNotificationsTest extends BrowserTestBase {
   public function setUp(): void {
     parent::setUp();
 
+    $config = $this->config('entity_notify.settings');
+    $config->set('enable', TRUE);
+    $config->save();
+
     $node_type = 'article';
     $this->createContentType(['type' => $node_type]);
     $this->settingsRoute = Url::fromRoute('entity.node_type.edit_form', ['node_type' => $node_type]);
@@ -184,4 +188,57 @@ class EntityNotifyNodeNotificationsTest extends BrowserTestBase {
     $this->assertCount(6, $captured_emails, 'Three emails were captured.');
   }
 
+  /**
+   * Tests disabled notification.
+   */
+  public function testDisabledNotify() {
+    $this->drupalLogin($this->adminUser);
+    $this->drupalGet($this->settingsRoute);
+    $this->assertSession()->statusCodeEquals(200);
+
+    $edit = [
+      'entity_notify_enable' => '1',
+      'entity_notify_admin' => '1',
+    ];
+    $this->submitForm($edit, 'Save');
+    $this->assertSession()->pageTextContains('has been updated');
+
+    $captured_emails = $this->drupalGetMails();
+    $this->assertCount(0, $captured_emails, 'The captured emails queue is empty.');
+
+    $node = $this->createNode([
+      'type' => 'article',
+    ]);
+
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(1, $captured_emails, 'One email was captured.');
+
+    $node->setTitle('New name')->save();
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(2, $captured_emails, 'Two emails were captured.');
+
+    $node->delete();
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(3, $captured_emails, 'Three emails were captured.');
+
+    $this->drupalGet(Url::fromRoute('entity_notify.settings'));
+    $this->assertSession()->statusCodeEquals(200);
+
+    $edit = [
+      'enable' => '0',
+    ];
+    $this->submitForm($edit, 'Save');
+    $this->assertSession()->pageTextContains('have been saved');
+
+    $captured_emails = $this->drupalGetMails();
+    $this->assertCount(3, $captured_emails, 'Three emails were captured.');
+
+    $this->createNode([
+      'type' => 'article',
+    ]);
+
+    $captured_emails = $this->drupalGetMails(['key' => 'entity_notify_new_event']);
+    $this->assertCount(3, $captured_emails, 'Three emails were captured.');
+  }
+
 }
diff --git a/tests/src/Functional/EntityNotifyOtherEntitiesNotificationsTest.php b/tests/src/Functional/EntityNotifyOtherEntitiesNotificationsTest.php
index a4864391ab116bb79c44852f3d96dc84bba8c049..e89d14c0edd9dbc0df34e9deef100fbed4d87251 100644
--- a/tests/src/Functional/EntityNotifyOtherEntitiesNotificationsTest.php
+++ b/tests/src/Functional/EntityNotifyOtherEntitiesNotificationsTest.php
@@ -67,6 +67,10 @@ class EntityNotifyOtherEntitiesNotificationsTest extends BrowserTestBase {
   public function setUp(): void {
     parent::setUp();
 
+    $config = $this->config('entity_notify.settings');
+    $config->set('enable', TRUE);
+    $config->save();
+
     $this->settingsRoute = Url::fromRoute('entity_notify.settings');
 
     $this->drupalCreateRole([], 'llamalovers', 'Llama Lovers');
diff --git a/tests/src/Functional/EntityNotifySettingsFormTest.php b/tests/src/Functional/EntityNotifySettingsFormTest.php
index b33bd616e7113cba16f6830b25aebb6925a47d6f..fb60a3f5c57a1f1b0c2d3892bc8e79d916e2f011 100644
--- a/tests/src/Functional/EntityNotifySettingsFormTest.php
+++ b/tests/src/Functional/EntityNotifySettingsFormTest.php
@@ -72,6 +72,7 @@ class EntityNotifySettingsFormTest extends BrowserTestBase {
     $telegram_bot_token = $this->randomMachineName();
     $telegram_chat_id = $this->randomMachineName();
     $edit = [
+      'enable' => '0',
       'enabled_target_entity_types[entity_types][taxonomy_term]' => 'taxonomy_term',
       'entity_notify_admin' => '1',
       'entity_notify_roles[llamalovers]' => 'llamalovers',
@@ -86,6 +87,7 @@ class EntityNotifySettingsFormTest extends BrowserTestBase {
       'entity_notify_telegram_proxy_password' => 'password',
     ];
     $expected_values = [
+      'enable' => FALSE,
       'enabled_target_entity_types' => ['taxonomy_term'],
       'entity_notify_admin' => TRUE,
       'entity_notify_roles' => ['llamalovers', 'catcuddlers'],