isSMTP(); $mail->Host = 'smtp-relay.brevo.com'; $mail->SMTPAuth = true; $mail->Username = '8fcde0001@smtp-brevo.com'; $mail->Password = 'WJckTKnPgENtSzqd'; $mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS; $mail->Port = 587; $mail->setFrom('diplomaster.sender@gmail.com', 'LANIA: Diplomas'); return $mail; } catch (Exception $e) { error_log("Mailer Error: {$e->getMessage()}"); return null; } }