Tweak options

Author: barryvdh

app/code/Magento/Email/Model/Transport.php

@@ -221,6 +221,7 @@ private function createSmtpTransport(): Smtp
             ScopeInterface::SCOPE_STORE
         );
 
+
         $options  = [
             'name' => 'localhost',
             'host' => $host,
@@ -236,7 +237,10 @@ private function createSmtpTransport(): Smtp
             $options['connection_config']['ssl'] = $ssl;
         }
 
-        return new Smtp(new SmtpOptions($options));
+        $transport = new Smtp();
+        $transport->setOptions(new SmtpOptions($options));
+
+        return $transport;
     }
 
     /**

app/code/Magento/Email/etc/config.xml

@@ -29,6 +29,7 @@
                 <port>25</port>
                 <set_return_path>0</set_return_path>
                 <transport>sendmail</transport>
+                <auth>none</auth>
             </smtp>
         </system>
         <trans_email>