Error pages and redirects: the forgotten UX

Nobody designs the dead ends. Sites move pages, campaigns expire, users typo URLs, and external sites keep linking to things that left years ago — and the default experience for all of it is a shrug. But every error page is a visitor with intent who hit a wall. What happens next is design, whether you designed it or not.

A 404 should rescue the intent

The visitor wanted something. A useful 404 guesses at it: search, links to the most likely destinations, a path to the main sections — in your brand voice, without blaming the user. And it must return a real 404 status, not a 200 — soft 404s pollute how crawlers see the site's health, an issue with real technical-SEO consequences.

Redirect to equivalents, not to the homepage

When content moves, the redirect should land users on the closest equivalent — the same rule that governs redesign migrations. Mass-redirecting retired pages to the homepage strands the visitor's intent and tells search engines the content is simply gone. No true equivalent? An honest 404 (or 410) with good recovery paths beats a misleading redirect.

Mind the redirect chains

Redirects accumulate through years of changes: A points to B points to C. Chains slow every hop and dilute the signal; internal links should always point at final URLs directly. Audit chains during any architecture pass — they're invisible from the browser and obvious in a crawl.

Monitor the rot, because it's constant

Broken links accrue silently — a partner site restructures, an embedded tool dies, an old campaign URL expires. A monthly crawl of your own site plus a look at 404 hits in analytics (which reveal what visitors actually hit, including inbound links you could reclaim with a redirect) keeps decay bounded. It's credibility maintenance as much as SEO.

Design the other failure states too

Form errors, empty search results, offline states — each is a moment a visitor is confused and deciding whether to persist. Helpful copy and a next step in each spot is cheap insurance on traffic you already paid to acquire.

Want your dead ends found and fixed? Site audits are part of our web design and development work — request one.