Changing e-commerce platform: migrating without losing customers and orders
A poorly executed migration can wipe out your organic traffic and the orders that come with it in one go. Here's the method to change platform without breaking what works.
- A thorough audit before migration protects your organic traffic and your existing backlinks
- Every old product page with traffic must be 301-redirected to its new URL, never to the homepage
- A full test on a staging environment avoids nasty surprises in production
- A slight traffic dip one to three weeks after launch is normal, anything beyond that is not
Step 1: fully audit your current site
Before touching anything, export the complete list of your pages and product listings, especially those that receive organic traffic or generate sales. Google Search Console gives you the impressions, clicks and positions for each URL; an SEO crawler (Screaming Frog, Semrush) maps the full structure, internal links and metadata. Also document your backlinks: they are valuable and must be associated with the new store as soon as possible.
Step 2: plan the architecture and the 301 redirects
Create an exhaustive mapping table between each old product page or category and its new URL. A 301 redirect transfers the accumulated authority to the new page; never redirect a product page with traffic to the homepage, as it dilutes all of the search value. Also avoid redirect chains: always go directly from the old to the new, final URL.
Step 3: check the new site before launch
- Test a sample of 10 to 20 redirects all the way to their final destination.
- Crawl the new site to detect missing pages, 404s and robots.txt errors.
- Check that the full checkout funnel works: cart, payment, order confirmation.
- Review the sitemap.xml and the speed of the new site before switching over.
Step 4: switch over and update Google Search Console
On go-live day, activate the redirects immediately and closely monitor the first few hours. Update your Search Console properties, upload the new sitemap.xml, and request priority indexing for the critical pages (homepage, categories, strategic product pages). Check that analytics tracking keeps working with no data gaps.
This level of technical rigor is part of every website creation and redesign project, e-commerce catalog included.
Step 5: monitor and fix post-migration issues
The two weeks that follow are critical: monitor coverage errors daily in Search Console, and fix any spike in 404s within 24 to 48 hours. A slight traffic dip is normal for one to three weeks; beyond that, there is probably a technical problem (broken redirects, a slower site) to investigate immediately.
Frequently asked questions
Do I need to migrate every product page one by one?+
Yes for all those that have traffic or backlinks; obsolete pages can be merged with a redirect.
How long does the normal traffic dip last?+
One to three weeks, the time it takes Google to recrawl and rerank the new site.
What should I do if orders drop after launch?+
Immediately check the full checkout funnel (cart, payment) and the redirects for your best-selling product pages.