For setting up SMTP authenticated mailer in your project you have to download the PHP Mailer package From here
After placing the required files in your project location.
Create a webmail account in your cPanel account
Goto Email Accounts
Then Click on create
After setup your account Save the email id and Password for future use.
Then Go to send_mail.php file in the downloaded folder
$mail->Username = ‘[email protected]‘;
$mail->Password = ‘password‘;
$mail->setFrom(‘[email protected]‘, ‘yourname‘);
Change the above credentials with your created webmail account details
That’s it you are already to send mail using SMTP PHP Mailer