Custom File Not Found Page

By default, when a user requests a URL that doesn’t exist on the site, the server will return HTTP status 404 and a page titled “Page Not Found,” in the style of the admin section. To change this page:

1. Create a new child of the home page
2. Set its layout, title, and content as you would a normal page
3. Set its Page Type to File Not Found
4. Set its Status to Published
5. Create the page