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How do canonical tags help prevent duplicate content issues?

Asked on Nov 17, 2025

Answer

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Canonical tags are an essential tool in SEO to prevent duplicate content issues by indicating the preferred version of a webpage to search engines. This helps consolidate ranking signals and ensures that the correct page is indexed.
Additional Comment:
  • Canonical tags are placed in the section of a webpage's HTML.
  • They help search engines understand which version of a page should be considered the "master" copy.
  • Using canonical tags can prevent issues with duplicate content that might arise from URL variations, such as tracking parameters or session IDs.
  • They are crucial for maintaining consistent SEO value across similar or duplicate pages.
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