What is a 404 page (and do I need one)? What is a 404 page? A 404 page is what shows up when something goes wrong on your website. Usually when: a link is broken a page was moved or renamed or someone typed in the wrong URL Instead of landing on a real page, they get a “not found” message. Do you actually need one? Yes, but not in a complicated way. Without a 404 page, people hit a dead end. And most won’t try again. They’ll just leave. What does a 404 page actually do? It gi