<?php
 // SMTP settings
$mail->isSMTP();
$mail->Host       = 'smtp.gmail.com';
$mail->SMTPAuth   = true;
$mail->Username   = '';   // your Gmail
$mail->Password   = '';     // Gmail App Password
$mail->SMTPSecure = 'tls';                   // or PHPMailer::ENCRYPTION_STARTTLS
$mail->Port       = 587;

?>