Synthetic narration generated with Microsoft Azure Speech. When the same product appears in Shopify and WordPress, search engines may encounter two useful URLs. Start by deciding which one should be the preferred reference for this use case. A canonical link is the page’s declared preferred reference. Robots instructions guide crawler access, a sitemap supports discovery, and structured data describes the page. Open the candidate’s baseline SEO settings. These controls are partial, so each rendered result must be checked rather than assumed. For one controlled product, choose the intended authority and record the result you expect before changing the setting. Now open the final WordPress URL outside the administration screen. Inspect the HTML that a browser and retrieval system actually receive. Confirm that the canonical link, robots instructions, structured data and internal links agree with the authority decision. A settings screen alone is not proof. Even when WordPress is the preferred editorial surface, the commercial product record and checkout remain in Shopify. These controls can express intent, but they do not guarantee crawling, indexing or ranking. Those outcomes also depend on search systems and the wider site. Record the candidate version, the tested URL and the rendered evidence before changing another product surface. Use the Google and SEO guide to document your authority decision and verify the final output.