Website Redesign Mistakes That Destroy Search Rankings
Updated: Sep 9
A redesign is the most reliable way for a business to lose search traffic it spent years earning. Not because redesigns are bad, but because the work that protects rankings is invisible, unglamorous, and usually nobody's job.
Here are the failures in the order they cost you money.
1. Changing page addresses without redirecting the old ones
This is the expensive one and everything else is a distant second.
A search position belongs to a page address, not to your business. When the address stops existing, the position goes with it, and anyone who follows an old link sees an error page instead of you. It happens quietly, the traffic decline looks gradual, and by the time somebody notices it has been months.
The fix is a permanent redirect from every old address to its nearest real equivalent, put in place at launch rather than afterwards. Not to the home page. A pile of redirects all pointing at one general page tends to be treated as though those pages simply vanished, which produces the same loss more slowly.
2. Launching with the site still blocked
Sites are built with search engines locked out, which is correct while building. The lock then stays on after launch more often than anyone admits, sometimes for weeks. The site is live, looks perfect, and is invisible.
Check this on launch day rather than trusting that somebody remembered.
3. Deleting the pages that were working
A redesign is usually driven by how the site looks, so decisions get made about which pages to keep on the basis of design tidiness. The page nobody likes the look of is sometimes the page bringing in half your visitors.
Before deciding what to cut, look at which pages actually receive search traffic. That list is frequently surprising and it should govern the decision.
4. Replacing text with pictures of text
Headlines baked into images, key information inside a graphic, service descriptions living in a slider that loads after everything else. It looks cleaner and it removes the words search engines read. It also makes the page unusable for anyone using a screen reader.
5. Losing the titles and descriptions
Every page needs its own title and description. New sites frequently launch with the template's placeholder on every page, or with nothing at all, so the search result becomes whatever the search engine improvises.
6. Slower than what it replaced
New sites are often heavier: larger images, more fonts, more scripts. On a phone on an ordinary connection that is felt immediately, and people leave before they see anything.
7. Losing the analytics
Tracking code lives in the old template and does not survive into the new one. Nobody notices until somebody asks how the redesign went and there is no data for the period that would answer it.
8. Throwing away the internal links
The old site's links between pages carried meaning about which pages mattered. A rebuild around a new navigation often leaves the deeper pages linked from nowhere, which quietly tells search engines they are unimportant.
9. Changing everything at once
New design, new structure, new addresses, new content, new platform, all on one day. Something will drop. With six simultaneous changes there is no way to know which one did it.
10. Not looking afterwards
The redesign finishes, everyone moves on, and nobody opens Search Console for three months. By then the errors have compounded. Two weeks of attention after launch is worth more than any single decision made before it.
The order that protects you
Before anything changes, record which pages exist and which ones get search traffic.
Decide the new address for every existing page, including the ones you are removing.
Build with redirects planned as part of the work rather than as a task afterwards.
On launch day: confirm the site is not blocked, spot-check that old addresses redirect by opening them, and confirm analytics is recording.
For the next fortnight, check Search Console for errors every couple of days.
Wait a few weeks before judging anything. A short dip after a redesign is normal. A decline that keeps going is not.
If you are deciding whether you need a redesign at all, the difference between a revision and a redesign is worth reading first, because a lot of redesigns are revisions that got out of hand.
If a redesign is coming and you want the search side handled properly rather than discovered afterwards, book a free SEO consultation. You will speak to the person who does the work.
Written by Spencer Capron at Capron Media, in collaboration with our AI agents. The same way we do the work for clients. Spencer reviews everything published here.
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