Could not instantiate mail function phpmailer xampp

A common issue!

The error "Could not instantiate mail function" with PHPMailer in XAMPP usually occurs when the PHPMailer library is not properly installed or configured. Here are some steps to help you troubleshoot and resolve the issue:

  1. Check PHPMailer installation: Make sure you have installed PHPMailer correctly. You can check the installation by creating a new PHP file and adding the following code:
    
    <?php
    require 'PHPMailer/PHPMailer.php';
    require 'PHPMailer/SMTP.php';
    require 'PHPMailer/Exception.php';

$mail = new PHPMailer\PHPMailer\PHPMailer(); echo 'PHPMailer installed correctly'; ?>

If you don't see the "PHPMailer installed correctly" message, it means the installation is not correct.
2. **Check PHPMailer version**: Ensure you are using a compatible version of PHPMailer. You can check the version by opening the `PHPMailer.php` file and looking for the version number at the top of the file.
3. **Check PHPMailer configuration**: Make sure you have configured PHPMailer correctly. You can check the configuration by opening the `config.php` file (if you created one) and verifying that the settings are correct.
4. **Check PHPMailer dependencies**: PHPMailer requires the `mbstring` and `iconv` extensions to be enabled in your PHP configuration. You can check the extensions by running the following command in your terminal:

php -m | grep mbstring php -m | grep iconv

If the extensions are not enabled, you can enable them by adding the following lines to your `php.ini` file:

extension=mbstring.so extension=iconv.so

5. **Check XAMPP configuration**: Ensure that XAMPP is configured correctly. You can check the configuration by running the following command in your terminal:

xampp\apache\bin\php -i | findstr mail

This command will show you the PHP mail settings. Make sure the settings are correct and that the `sendmail_path` setting points to the correct location of the sendmail executable.
6. **Try a simple mail test**: Create a new PHP file with the following code:
```php
<?php
$mail = new PHPMailer\PHPMailer\PHPMailer();
$mail->isSMTP();
$mail->Host = 'smtp.example.com';
$mail->Port = 587;
$mail->SMTPAuth = true;
$mail->Username = '[email protected]';
$mail->Password = 'your_password';
$mail->setFrom('[email protected]', 'Your Name');
$mail->addAddress('[email protected]', 'Recipient Name');
$mail->Subject = 'Test email';
$mail->Body = 'This is a test email';
$mail->send();
echo 'Email sent successfully';
?>

Replace the placeholders with your actual email settings. If the email is sent successfully, it means the issue is with your PHPMailer configuration.

If none of these steps resolve the issue, you can try searching for more specific solutions or seeking help from the PHPMailer community or XAMPP support forums.