Сделал, но всеравно на почту приходит ошибка
This message was created automatically by mail delivery software.
A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:
SMTP error from remote mail server after end of data:
host mxs.mail.ru [18.104.22.168]: 550 Message was not accepted -- it contains invalid headers. More specially, 'From:' header must match user you are sending mail from. See http://help.mail.ru/mail-help/mailer/popsmtp
------ This is a copy of the message, including all the headers. ------