What is a 404 Page

Do I Need One? How do I fix it?
A 404 error is an HTTP status code that means that the page you were trying to reach on a website couldn't be found on their server
To be clear, the 404 error indicates that while the server itself is reachable, the specific page showing the error is not. 404 Not Found error messages are frequently customized by individual websites
A 404 page should do more than show that a page is missing or for poor navigation on behalf of your website. Why creating better 404 pages could help people navigate your website and possibly they will come back despite the inconvenience. And how to track those errors to reduce how often people see it
Often your website visitors can get turned around. And it is not always their fault. Maybe typed in the wrong URL or clicked on a broken link. Whatever the reason you now have a confused visitor who was looking to view your website. You can help them find the page they were looking for and the best way to do so is through a 404 Error Page