What tools can be used to set up correct email sending in WordPress?

Question

CMS

The website with CMS WordPress has a Contact from 7 feedback form installed. How can I set up the correct sending of letters to mail from recipients? Recommend plugins and steps to follow.

Answer 1

Plugin "Configure SMTP" + correctly configured mail domain on external smtp (pdd, google apps, office 365 and etc).

Answer 2

using ajax to pass form parameters to :

<?php

$to      = '[email protected]';
$subject = 'the subject';
$message = $_REQUEST['mes'];
$headers = 'From: [email protected]' . "\r\n" .
    'Reply-To: [email protected]' . "\r\n" .
    'X-Mailer: PHP/' . phpversion();

mail($to, $subject, $message, $headers);