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New Website, Same Google Traffic: Your Migration Checklist
Georgiana Nutas
Written by
Georgiana Nutas
Building modern web applications at BluDeskSoft. We write about what we learn along the way.
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Your AI-built app looks ready. Is it? Here is what to fix before real users, real data, and real money arrive.
A new website should bring you more customers, not fewer. Yet many businesses launch a beautiful redesign and watch their Google traffic drop the following week. The phone rings less, contact forms go quiet, and nobody knows why.
The cause is almost never the new design. It is what happened to the old pages: URLs that changed without redirects, content that disappeared, or a setting left switched on from the test site.
The good news: a website redesign without losing SEO is entirely possible. It just takes a plan before launch, not a rescue after. This website migration checklist walks you through that plan in three stages: before, during, and after launch.
Google ranks pages, not websites. Over the years, each of your pages has built up signals: links from other sites, a history of clicks, a place in search results for certain keywords.
When a redesign changes a page’s address, and nothing tells Google where it went, those signals have nowhere to go. Google finds a dead page, drops it, and your new page starts from zero.
Not every redesign carries the same risk. It depends on what you change:
If you are only refreshing colors and images, you can relax. If you are changing platform, structure, and URLs at the same time, which is common, every step below matters.
Not sure a redesign is worth it yet? Start with How Do You Know If It’s Time for a Website Redesign?
You cannot tell if a migration went well without knowing where you started. Before you touch anything, record:
Export it all to a spreadsheet and date it. This is the yardstick you will measure the new site against.
You need a complete inventory of the pages that exist today, including the ones you forgot about: old blog posts, PDF files, landing pages from past campaigns.
A crawler such as Screaming Frog SEO Spider lists every URL it can reach. Add the pages from your XML sitemap and from Search Console, since some pages get traffic without being linked anywhere.
Go through the list and give every URL one of three outcomes:
Be careful with “remove”. A page that looks unimportant to you may be the one bringing in steady visits from Google. Check your baseline before deleting anything.
This is the single most important step of any SEO migration. A redirect map is a simple table: every old URL on the left, its new home on the right.
Three rules make it work:
A fresh design is a good time to improve content, but don't throw away what ranks. For your top pages, carry over the page titles, meta descriptions, headings, and main body text. Then improve them instead of starting from a blank page.
Also keep your internal links in mind. Pages that were well linked on the old site should stay well linked on the new one.
Build and test the new site on a separate staging address, protected by a password or a noindex tag. Before launch, check that:
Our Pre-Launch Technical SEO Checklist covers the technical checks in detail, and our website security checklist covers the rest.
Launch during a quiet period, never on a Friday afternoon or before your busiest season. Then work through this list in the first hours:
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noindex tag or a “discourage search engines” setting switched on. Your site will quietly vanish from Google.Expect some movement in rankings in the first weeks while Google recrawls the site. What matters is that the trend recovers. Compare everything against the baseline you saved:
That last row matters more than it looks. Google’s John Mueller has recommended keeping redirects in place for at least one year, because Google needs to see a redirect several times before it treats the move as permanent. Removing them early can undo all the work above. Keeping them longer does no harm.
noindex on after launchEach one is avoidable, and each one is expensive to fix once rankings have dropped.
We moved the BluDeskSoft website from WordPress to Next.js, so this checklist is not theory for us. We cover the full process in How We Migrated Our Agency Website From WordPress to Next.js, including what we would do differently next time.
A migration done right protects years of SEO work. Done wrong, it can cost months of leads.
If you are budgeting for a new site, read How Much Does a Website Cost? first. Need a hand with the migration itself? Our WordPress development team handles redesigns and rescues, and our custom web application development service covers moves to a modern stack. Book a free strategy call, and we will tell you exactly what your migration needs.
Not if you plan it. Rankings drop when pages disappear or change address without 301 redirects. With a redirect map, preserved content, and post-launch checks, a redesign can improve your rankings.
Some movement in the first weeks is normal while Google recrawls the site. A well-planned migration usually settles once Google has processed the redirects. If traffic keeps falling, check for broken redirects and 404 errors first.
Yes, whenever you can. Keeping your URLs is the safest option, because nothing needs to be redirected. Only change them when the new structure is clearly better.
At least one year, and longer is fine. Google needs time to see each redirect several times before it treats the move as permanent.
Only if you move to a new domain. For a redesign on the same domain, 301 redirects and an updated sitemap are enough.