输入网址不是打开WP网站会下载一个DMS

求助大佬们啊，地地址栏里输入网址，不是打开WP网站，而是会变成下载一个DMS，宝塔的还环境也已经重装，还是不不解决下载DMS的问题，请指条明路啊，谢谢这个是下载文件打开后的内容

<?php
/**
* Front to the WordPress application. This file doesn't do anything, but loads
* wp-blog-header.php which does and tells WordPress to load the theme.
*
* @package WordPress
*/

/**
* Tells WordPress to load the WordPress theme and output it.
*
* @var bool
*/
define( 'WP_USE_THEMES', true );

/** Loads the WordPress Environment and Template */
require __DIR__ . '/wp-blog-header.php';