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Website redesign checklist: protect your SEO

A new design should win customers, not lose them. These checks stop common ranking disasters.

Before and after website layouts with a redirect map between them

Quick answer

A website redesign checklist is a list of steps that protects traffic, rankings and leads during a new design. It covers recording current performance, keeping valuable content, planning 301 redirects, testing on a staging site and monitoring results after launch.

Key takeaways

  • Record your current performance before you start.
  • Keep the pages and content that bring traffic.
  • Redirect every changed address.
  • Monitor Search Console closely after launch.

What should you do before the redesign?

  1. Export a list of all current URLs.
  2. Record traffic, rankings and conversions.
  3. Identify your best pages and keywords.
  4. List what must be kept, improved or removed.
  5. Back up the old site.

What do you need to protect?

ItemWhy it matters
Page URLsChanging them without redirects loses rankings
Title tags and headingsCore relevance signals
Internal linksHelp search engines crawl
Structured dataSupports rich results
Page speedAffects experience and rankings

How do you handle redirects?

Create a spreadsheet matching every old URL to its closest new one, then set up permanent 301 redirects.

Avoid sending everything to the home page, as this wastes the value of old links.

What should you test before launch?

  • Every key form, call to action and phone link.
  • Mobile layout on real devices.
  • Page speed and Core Web Vitals.
  • Staging site blocked from search engines, then unblocked at launch.
  • Analytics and conversion tracking.

What should you do after launch?

Submit the new sitemap, check Search Console for crawl errors and compare traffic weekly. Fix broken links quickly. Keep this website redesign checklist handy for the first few weeks, as small issues are easiest to fix early.

A launch day mini list

  1. Remove the noindex tag from the staging site.
  2. Check redirects on your top 20 pages.
  3. Submit the new sitemap.
  4. Test forms and tracking.
  5. Watch Search Console for crawl errors.

Keep this list pinned to the screen and tick each item as you go.

Bottom line

Use a website redesign checklist to know what is working before you change anything, map every old page to a new one and test thoroughly before launch. A redesign should add to your results, not reset them.

Sources and further reading

Checked against the sources above and our own project experience. Last reviewed 7 October 2026.

Published by Kedra Digi

Kedra Digi is an Australian digital agency covering development, design, digital marketing and HR. This guide draws on work with real client projects.

Frequently asked questions

Will a redesign hurt my rankings?
It can if URLs, content and redirects are handled badly. Careful planning avoids most risk.
Should I change my URLs?
Only if you have a strong reason. If you do, redirect every old URL.
How long should I monitor results?
Watch closely for the first few weeks and review again after a few months.

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