Why is .htaccess being downloaded?

Question

PHP

Why is htaccess downloaded by the browser when going to site.ru/.htaccess?
The site is hosted, the contents of the file -

AddDefaultCharset utf-8
RewriteEngine on
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ index.php

upd. will there be conflict with

<Files .htaccess>
 order allow,deny
 deny from all
 </Files>

Answer 1

Add a line:
RewriteRule ^.htaccess$ - [F]

Answer 2

Required to add the line:
RewriteRule ^.htaccess$ - [F]