如果您是全新安装，则config.inc.php文件可能不存在.您需要重命名/复制config.sample.inc.php文件，然后更改相关行.

If you're on a fresh install, config.inc.php file may not exist. You need to rename/copy config.sample.inc.php file then change the relevant line.

请检查以下链接:

phpMyAdmin抛出#2002无法登录到mysql服务器phpmyadmin.