Error pages helps you especially when a user type misspelled URL, the customize error pages let them to reach specific page that you intend to take them on.

Here is the way you can create or modify a customized error page:

* Click on the Error Pages link under the “Site Management” header in cPanel.
* Click on the button of the required error page, such as the 404 button.
* Enter the HTML code for the error page. You can use the buttons at the top of the page to insert variables into the displayed code.

Click on the save button. Your page for the selected error should now appear as your custom page.