Here’s a clear, action-oriented PrestaShop Google Search Console (GSC) error priority list, ordered by SEO impact + urgency, so you know what to fix first and what can wait.
HIGH PRIORITY (Fix Immediately)
Pages Not Indexed (Server error / Redirect error / Blocked)
Impact: Pages won’t rank at all
Check in GSC:
Pages → Why pages aren’t indexed
Fix first because:
Google cannot crawl or index these URLs
PrestaShop Fix
Fix 500 errors (check server logs)
Resolve redirect loops
Check robots.txt blocking
Enable canonical URLs
404 Errors (Not Found)
Impact: Lost traffic + crawl budget waste
Fix order
Deleted products
Deleted categories
Old URLs from previous themes/modules
Best Fix
301 redirect → relevant product/category
Remove internal links pointing to 404s
Duplicate Without User-Selected Canonical
Impact: Ranking dilution
Common in PrestaShop
Filter URLs
Sorting parameters
Same product multiple URLs
Fix
Shop Parameters → Traffic & SEO
Set canonical URL to product
Block URL parameters in GSC
Avoid indexed filter URLs
Crawled – Currently Not Indexed
Impact: Google ignoring pages
Main reasons
Thin content
Too many similar URLs
No internal links
Fix
Improve product descriptions
Add FAQ & reviews
Add internal links
Request indexing
MEDIUM PRIORITY (Fix Within 1–2 Weeks)
Soft 404 Errors
Impact: Poor UX + ranking drop
PrestaShop Causes
Empty categories
Out-of-stock products with 200 status
Fix
Redirect discontinued products
Use real 404 for removed pages
Avoid “No products found” pages
Structured Data Errors (Product Schema)
Impact: Loss of rich results
Common Errors
Missing price
Missing availability
Invalid image
Fix
Validate schema
Ensure Product → Offer → Price, Availability
Use ImageObject for images (best practice )
Sitemap Errors
Impact: Slower indexing
Fix
Regenerate sitemap
Remove 404 / redirected URLs
Submit correct sitemap URL in GSC
LOW PRIORITY (Optimization Stage)
Core Web Vitals (LCP / CLS / INP)
Impact: Ranking factor but not blocking
Fix
Enable CCC
Optimize images (WebP)
Lazy load images
Reduce JS
Alternate Page with Proper Canonical
Impact: Informational
Action
No fix needed if canonical is correct
Indexed but Blocked by robots.txt
Impact: Google confusion
Fix
Allow CSS & JS
Avoid blocking important pages accidentally
Recommended Fix Order (Simple)
Server / Redirect / Blocked
404 Errors
Duplicate & Canonical Issues
Crawled – Not Indexed
Soft 404
Schema Errors
Sitemap
Core Web Vitals