diff -u b/core/lib/Drupal/Core/Validation/DrupalTranslator.php b/core/lib/Drupal/Core/Validation/DrupalTranslator.php
--- b/core/lib/Drupal/Core/Validation/DrupalTranslator.php
+++ b/core/lib/Drupal/Core/Validation/DrupalTranslator.php
@@ -33,14 +33,8 @@
 
   /**
    * {@inheritdoc}
-   *
-   * @deprecated in drupal:9.4.0 and is removed from drupal:10.0.0. Use
-   *   \Drupal\Core\Validation\DrupalTranslator::trans() instead.
-   *
-   * @see https://www.drupal.org/node/3255250
    */
   public function transChoice($id, $number, array $parameters = [], $domain = NULL, $locale = NULL) {
-    @trigger_error(__NAMESPACE__ . '\DrupalTranslator::transChoice() is deprecated in drupal:9.4.0 and is removed from drupal:10.0.0. Use DrupalTranslator::trans() instead. See https://www.drupal.org/node/3255250', E_USER_DEPRECATED);
     // Violation messages can separated singular and plural versions by "|".
     $ids = explode('|', $id);
 
only in patch2:
unchanged:
--- a/core/tests/Drupal/KernelTests/Core/Validation/DrupalTranslatorTest.php
+++ /dev/null
@@ -1,61 +0,0 @@
-<?php
-
-namespace Drupal\KernelTests\Core\Validation;
-
-use Drupal\Core\DependencyInjection\ContainerBuilder;
-use Drupal\Core\StringTranslation\PluralTranslatableMarkup;
-use Drupal\Core\StringTranslation\TranslationManager;
-use Drupal\Core\Validation\DrupalTranslator;
-use Drupal\Tests\UnitTestCase;
-
-/**
- * Tests the for translator.
- *
- * @coversDefaultClass \Drupal\Core\Validation\DrupalTranslator
- *
- * @group validation
- */
-class DrupalTranslatorTest extends UnitTestCase {
-
-  /**
-   * {@inheritDoc}
-   */
-  public function setUp(): void {
-    parent::setUp();
-
-    // Set up a mock container as transChoice() will call for the
-    // 'string_translation' service.
-    $plural_translatable_markup = $this->getMockBuilder(PluralTranslatableMarkup::class)
-      ->disableOriginalConstructor()
-      ->getMock();
-
-    $translation_manager = $this->getMockBuilder(TranslationManager::class)
-      ->onlyMethods(['formatPlural'])
-      ->disableOriginalConstructor()
-      ->getMock();
-    $translation_manager->expects($this->any())
-      ->method('formatPlural')
-      ->willReturn($plural_translatable_markup);
-
-    $container = new ContainerBuilder();
-    $container->set('string_translation', $translation_manager);
-
-    \Drupal::setContainer($container);
-  }
-
-  /**
-   * Test transChoice deprecation message.
-   *
-   * @covers ::transChoice
-   * @group legacy
-   */
-  public function testDeprecation() {
-    $this->expectDeprecation('Drupal\Core\Validation\DrupalTranslator::transChoice() is deprecated in drupal:9.4.0 and is removed from drupal:10.0.0. Use DrupalTranslator::trans() instead. See https://www.drupal.org/node/3255250');
-    $translator = new DrupalTranslator();
-    $this->assertInstanceOf(
-      PluralTranslatableMarkup::class,
-      $translator->transChoice('There is one apple | There are @count apples', 1)
-    );
-  }
-
-}