A 404 page is a page that your users are taken to when they click a broken link on your site. It just tells people the page was not found.
You can customize this page to look
Every Neocities websites comes with a file in the Home directory called not_found.html. By default, this page looks like:
If you want to customize this page, all you have to do is:
- Go to Neocities, log in and click on the red Edit Site button at the top left.
- Click on the Edit button beside not_found.html
- Now you can customize this page with your own HTML and CSS, in case anyone ever stumbles upon this page.