Error 404: Seeing a 404 error

Seeing a 404 error can be shocking. This guide explains what they are, how you can avoid them, and how to leverage a custom 404 page. In computer network communications, the HTTP 404 , 404 not found, 404 , 404 error , page not found, or file not found error message is a hypertext transfer protocol (HTTP) standard response code, to indicate that the browser was able to communicate with a given server, but the server could not find what was requested. What is ' 404 Not Found'? Learn how to use and/or fix this HTTP status code, with free examples and code snippets. A 404 error means the page can't be located. Discover simple steps to resolve the issue and understand its causes.