I am working PHP contact form. Mail sent when i am working localhost. Using server success message displayed, but mail not receive

Question

I am working PHP contact form. Mail sent when i am working localhost. Using server success message displayed, but mail not receive.....

//Load phpmailer

$mail = new PHPMailer(true);                             
try {
    //Server settings
    $mail->isSMTP();                                     
    $mail->Host = 'smtp.gmail.com';   
    $mail->SMTPAuth = true;  
    $mail->SMTPSecure = 'tls'; 
    $mail->Port = 587;                             
    $mail->Username = 'abc@gmail.com';     
    $mail->Password = 'Abc@123';                    
    $mail->SMTPOptions = array(
        'ssl' => array(
        'verify_peer' => false,
        'verify_peer_name' => false,
        'allow_self_signed' => true
        )
    );           

    $mail->setFrom($data['email']);
    
    //Recipients
    $mail->addAddress('hello@gmail.com');         
    $mail->addReplyTo($data['email']);
   
    //Content
    $mail->isHTML(true);                                  
    $mail->Subject = 'Hi, you get message';
    $mail->Body    = $content;

   $res= $mail->send();
   //echo $res;

   }