diff --git a/src/Symfony/Component/Mime/Address.php b/src/Symfony/Component/Mime/Address.php
index 373d4236f8152..6fd24ae862241 100644
--- a/src/Symfony/Component/Mime/Address.php
+++ b/src/Symfony/Component/Mime/Address.php
@@ -127,22 +127,4 @@ public static function createArray(array $addresses): array
 
         return $addrs;
     }
-
-    /**
-     * @deprecated since Symfony 5.2, use "create()" instead.
-     */
-    public static function fromString(string $string): self
-    {
-        trigger_deprecation('symfony/mime', '5.2', '"%s()" is deprecated, use "%s::create()" instead.', __METHOD__, __CLASS__);
-
-        if (false === strpos($string, '<')) {
-            return new self($string, '');
-        }
-
-        if (!preg_match(self::FROM_STRING_PATTERN, $string, $matches)) {
-            throw new InvalidArgumentException(sprintf('Could not parse "%s" to a "%s" instance.', $string, self::class));
-        }
-
-        return new self($matches['addrSpec'], trim($matches['displayName'], ' \'"'));
-    }
 }
diff --git a/src/Symfony/Component/Mime/CHANGELOG.md b/src/Symfony/Component/Mime/CHANGELOG.md
index f272346c97bfb..fe17b8f0f1122 100644
--- a/src/Symfony/Component/Mime/CHANGELOG.md
+++ b/src/Symfony/Component/Mime/CHANGELOG.md
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+6.0
+---
+
+ * Remove `Address::fromString()`, use `Address::create()` instead
+
 5.2.0
 -----
 
diff --git a/src/Symfony/Component/Mime/DependencyInjection/AddMimeTypeGuesserPass.php b/src/Symfony/Component/Mime/DependencyInjection/AddMimeTypeGuesserPass.php
index 00eef94ee84b6..5b2e66b5c2b11 100644
--- a/src/Symfony/Component/Mime/DependencyInjection/AddMimeTypeGuesserPass.php
+++ b/src/Symfony/Component/Mime/DependencyInjection/AddMimeTypeGuesserPass.php
@@ -22,27 +22,14 @@
  */
 class AddMimeTypeGuesserPass implements CompilerPassInterface
 {
-    private $mimeTypesService;
-    private $mimeTypeGuesserTag;
-
-    public function __construct(string $mimeTypesService = 'mime_types', string $mimeTypeGuesserTag = 'mime.mime_type_guesser')
-    {
-        if (0 < \func_num_args()) {
-            trigger_deprecation('symfony/mime', '5.3', 'Configuring "%s" is deprecated.', __CLASS__);
-        }
-
-        $this->mimeTypesService = $mimeTypesService;
-        $this->mimeTypeGuesserTag = $mimeTypeGuesserTag;
-    }
-
     /**
      * {@inheritdoc}
      */
     public function process(ContainerBuilder $container)
     {
-        if ($container->has($this->mimeTypesService)) {
-            $definition = $container->findDefinition($this->mimeTypesService);
-            foreach ($container->findTaggedServiceIds($this->mimeTypeGuesserTag, true) as $id => $attributes) {
+        if ($container->has('mime_types')) {
+            $definition = $container->findDefinition('mime_types');
+            foreach ($container->findTaggedServiceIds('mime.mime_type_guesser', true) as $id => $attributes) {
                 $definition->addMethodCall('registerGuesser', [new Reference($id)]);
             }
         }