404 error
The 404 error is an HTTP response indicating that the server cannot find the requested resource
What it means, how it is used and where it comes up, with its related concepts.
What it is and how it works
It can be correct for a page that has been removed with no equivalent replacement. The error page should help people continue navigating without returning a false success response. If a relevant replacement exists, a direct permanent redirect is worth considering.
Topics