Cannot find the notify message contact in feedback

[Sharemmo 1]

How can I show the content of notification in the feedback.tpl

https://domain.com/index.php?do=feedback

When you fill out the request form is complete you click submit it will notify you

 

 

"Message sent successfully

Your message has been sent successfully. Back to Homepage. "

I liked this template but it fails not see show that message

 

https://dleshka.org/free_shablon/6050-gamevampire-adaptivnyy-igrovoy-shablon-dle-120.html

 

[celsoft 6255]

In language file /language/your language/website.lng