Canonical Pages & Base URL for Canonical Tags – SEO Configuration Guide

This guide explains:

  1. Canonical Pages
  2. Base URL for Canonical Tags

These settings are essential to prevent duplicate content issues and improve SEO ranking.

🔹 1. What Are Canonical Pages?

Search engines treat the following as separate URLs:

Even though both load the same website, search engines may consider them duplicate pages.

This can cause:

  • SEO ranking dilution
  • Duplicate content issues
  • Split page authority

📌 What Is a Canonical Tag?

A canonical tag tells search engines:

This is the preferred version of this page.

Example:

<link rel="canonical" href="https://www.yourstore.com/product/shirt" />

id="ztb9c6"

This ensures search engines index only one version.

🔹 2. Why Canonical Tags Are Important 🎯 Benefits

Prevent duplicate content penalties

Consolidate SEO ranking signals

Improve crawl efficiency

Ensure correct domain indexing

Avoid www / non-www confusion

🔹 3. WWW vs Non-WWW Example

Without Canonical:

https://yourstore.com/product/shirt

https://www.yourstore.com/product/shirt id="8yv9qk"

Search engines may treat these as two separate pages.

With Canonical:

Both versions point to:

https://www.yourstore.com/product/shirt

Now search engines understand the preferred version.

🔹 4. Base URL for Canonical Tags

📌 What Is Base URL?

The Base URL is the main domain that will be appended to all canonical tags automatically.

Example:

If Base URL is set as:

https://www.yourstore.com

Then product canonical becomes:

https://www.yourstore.com/category/product-name

🔹 5. How to Configure Canonical Settings

⚙️ Steps

  1. Go to Feature
  2. Navigate to SEO
  3. Open Canonical Configuration
  4. Set:

Enable Canonical Tags Base URL for Canonical Tags

  1. Enter your preferred domain:
  • Either www version
  • Or non-www version
  1. Save settings

🔹 6. Best Practice for Base URL

✔ Choose only ONE version (www or non-www)
✔ Ensure SSL (https) is used
✔ Redirect other versions to canonical version
✔ Keep domain consistent across sitemap

Recommended format:

https://www.yourstore.com

OR

https://yourstore.com

But not both.

🔹 7. Additional SEO Recommendations

After configuring canonical:

  • Regenerate sitemap
  • Submit sitemap in Google Search Console
  • Set preferred domain in Search Console
  • Configure 301 redirects for non-canonical version

🔹 Common Mistakes to Avoid

❌ Setting both www and non-www as base
❌ Using http instead of https
❌ Changing canonical frequently
❌ Not redirecting duplicate URLs

Proper canonical configuration ensures:

  • Clean domain authority
  • No duplicate content issues
  • Better search engine ranking
  • Stronger SEO performance

Always maintain one consistent domain as your canonical base URL.