A new website should bring in more visitors, not fewer. Yet many redesigns cause a sharp drop in search traffic, usually for avoidable reasons: pages disappear, addresses change without redirects, or valuable content gets cut because it did not fit the new design.

Search engines have spent years learning what your existing site is about. A careful redesign keeps that knowledge intact. Here is a practical checklist.

Before you start: record what you have

List every page

Export all your current URLs from your sitemap, your content system, or a crawling tool. Include blog posts, service pages, and any older pages that still get visits.

Find your most valuable pages

In Google Search Console and your analytics, note which pages bring the most search traffic, which rank for important terms, and which lead to enquiries. Other websites may also link to some of them. These pages deserve the most care.

Save a baseline

Record your current numbers: search clicks, impressions, top queries, top landing pages, and enquiries. Without a baseline, you cannot tell what changed after launch.

During the redesign: protect what works

Keep URLs where you can

The safest URL is the one that does not change. Only change an address when there is a clear benefit.

Do not delete valuable content

Pages that rank well usually rank because of their content. Shortening or removing that text for a cleaner design can cost you those rankings. Improve it and keep it.

Keep the basics on every page

  • A unique, descriptive page title and meta description
  • One clear main heading and a logical heading structure
  • Internal links between related pages, so nothing important is orphaned
  • Descriptive alternative text for meaningful images

Your staging site should be blocked from indexing. Just as important, make sure that block does not get copied to the live site at launch. This is one of the most common and costly launch mistakes.

The key step: redirect map

Create a simple spreadsheet with two columns: every old URL and its best new equivalent.

  • Use permanent (301) redirects from old addresses to new ones.
  • Redirect each page to its closest match, not everything to the homepage.
  • Avoid chains, where one redirect leads to another.
  • Decide deliberately what to do with pages you remove. If there is no good replacement, a proper 404 page is better than a misleading redirect.

Launch day checklist

  1. Confirm indexing is allowed and no page is accidentally set to noindex.
  2. Test the redirects, especially for your most valuable pages.
  3. Check that canonical tags point to the live domain, not the staging address.
  4. Update the sitemap and submit it in Google Search Console and Bing Webmaster Tools.
  5. Confirm HTTPS works everywhere and there are no broken links.
  6. Check that analytics and contact forms work.
  7. Test key pages on a phone and check their speed.

After launch: monitor and fix

  • First days: check Search Console for crawl errors and pages not found, and fix them quickly.
  • First weeks: compare clicks, impressions, and top pages with your baseline. Some short-term movement is normal while search engines process the changes.
  • First months: watch enquiries as well as traffic. If an important page has dropped, compare it with the old version to see what changed.

Keep your redirects in place for the long term. Other sites and old bookmarks may keep using those addresses for years.

Example: merging two service pages

Imagine a company merging its "Web design" and "Website development" pages into one new page. Both old URLs would redirect to the new page, and the useful content from each would be kept and improved. The company would then watch how queries for both topics perform over the following weeks. This is an illustrative example; your own traffic data should guide these decisions.

The bottom line

A redesign does not have to cost you search traffic. Record what works, keep valuable content, map every old URL, and check carefully at launch.

If you are planning a redesign and want it handled carefully, see our digital experiences service or email us.