Update on December 31, 2020
When we surf the internet we have entered a page or we click on a link and it simply shows us the following
This is the famous 404 error and it is an HTTP status code sent from the web server to the browser, that is, to the user who made the HTTP request. This is how the browser displays the code as an error page that has undoubtedly made us go through bad experiences, but what is the cause of this error?
Well, normally this error deals with a link that is broken, defective or that no longer exists and that, therefore, it is not possible to navigate through it; when this appears for unknown reasons on our website it is extremely important to repair it as this affects the SEO of the site, these pages are important since they serve to inform users that the content of the web has been deleted or transferred to another URL but appears, but there are also other factors that cause it, such as:
When this error appears, I recommend that: