MAIL_DRIVER=smtp
MAIL_HOST=smtp.yandex.ru
MAIL_PORT=465
MAIL_USERNAME=myemail@yandex.ru
MAIL_PASSWORD=password
MAIL_ENCRYPTION=ssl
Mail::to( 'myemail@yandex.ru')->send(new Feedback($request->all()));
'Expected response code 250 but got code "553", with message "553 5.7.1 Sender address rejected: not owned by auth user. "'