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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
/lib/phpmailer/src/
FolderUp one level  
FileException.php          [source] [40 lines]    PHPMailer Exception class. PHP Version 5.5.
FileOAuth.php              [source] [139 lines]   PHPMailer - PHP email creation and transport class. PHP Version 5.5.
FileOAuthTokenProvider.php [source] [44 lines]    PHPMailer - PHP email creation and transport class. PHP Version 5.5.
FilePHPMailer.php          [source] [5088 lines]  PHPMailer - PHP email creation and transport class. PHP Version 5.5.
FileSMTP.php               [source] [1458 lines]  PHPMailer RFC821 SMTP email transport class. PHP Version 5.5.