This situation can originate from plugins modifying your .htaccess files to incorporate or improve policies, or from an aged WordPress MU configuration not up to date considering the fact that Multisite was additional. You can know all the things about your server, optimize specified configurations and down load a TXT https://penposh.com/blogs/424017/WPS-Office%E4%B8%8B%E8%BD%BD%E7%94%B5%E8%84%91%E7%89%88-%E9%AB%98%E6%95%88%E5%8A%9E%E5%85%AC%E7%9A%84%E7%90%86%E6%83%B3%E9%80%89%E6%8B%A9