404 Not Found: Why It Happens and How to Handle It
A 404 Not Found status means the URL does not exist, and how you handle it shapes crawl budget and trust.
404 Not Found is the status code for a URL that does not exist.
What It Is
A 404 Not Found means the server cannot find the requested URL.
It is a normal, healthy signal for genuinely gone pages.
It becomes a problem only when real pages 404.
Why It Matters
- A real 404 keeps crawlers from wasting effort.
- Wrong 404s lose rankings and traffic.
- Good 404 pages keep users on your site.
- Broken internal links hurt crawl paths.
- Clean 404s build technical trust.
How to Do It
- Let gone pages return a real 404.
- Redirect moved pages to the closest match.
- Find 404s in Search Console logs.
- Fix or remove internal links to missing URLs.
- Design a helpful 404 page with navigation.
What to Avoid
- Serving soft 404s for missing pages.
- Redirecting everything to the homepage.
- Leaving dead links across the site.
- 404 pages with no way forward.
- Letting removed pages linger for weeks.
Common Mistakes
- No monitoring of 404 pages.
- Blocking 404s from being logged.
- Over-redirecting deleted content.
- Forgetting external links to old URLs.
- Ignoring crawl report surprises.
Before: a product page vanishes after a removal.
After: the team returns a 404 and redirects the best alternative.
The result: users land somewhere useful and crawl stays clean.
The lesson: a 404 is only as good as what happens next.
Quick Tip
A genuine 404 is better than a fake page; add useful navigation so visitors never dead-end.
Frequently Asked Questions
404 Not Found, in Short
A 404 is honest, not failure.
Redirect what deserves it, and let the rest go.
Turn every dead end into a way forward.