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Through the teacher's steps, you can see hello world when you open the browser. Then when you add the connect.php file in the folder, and then open it through the browser, 404 will be displayed.
Check whether the file path you access is correct
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Check whether the file path you access is correct