Custom Error Pages
The most common website errors such as 404 Page Missing,
401 Access Denied, etc can be customized to your liking.
To customize them, log in to CPanel. Then click on the
Custom Error Pages button listed under "Site Management
Tools". From there, select the code number of the error
you wish to customize. The next page is the editing
page, In the text box, you can edit the HTML code for
the error page.