If you cannot use Composer, you can manually download the source code from the official PHPMailer GitHub Releases page . Download the for the latest release. Extract the files into your project. Include the necessary files manually in your script:
require 'path/to/PHPMailer/src/Exception.php'; require 'path/to/PHPMailer/src/PHPMailer.php'; require 'path/to/PHPMailer/src/SMTP.php'; Use code with caution. Key Features Summary Send via professional servers (Gmail, Outlook, SendGrid). HTML Content Send rich, styled emails instead of plain text. Attachments Easily attach files or embed inline images. Multilingual Error messages available in over 50 languages. How to Install Composer and PHPMailer - N0C KB download latest php mailer
The easiest and most reliable way to is through Composer , the standard dependency manager for PHP. As of early 2026, the current stable release is v7.0.2 , which provides full compatibility with PHP 8.5. Quick Download Guide If you cannot use Composer, you can manually