How to Audit All 80 Schemas in Blogger - Complete SEO Checklist 2025

 

You added 80 Schemas from Post #50-81. Now 90% blogs fail because they have duplicate, broken, or conflicting Schema. This audit fixes everything.

In this FINAL Post #82, you'll audit all Schemas in Blogger in 20 minutes. Follow this checklist and you'll have 0 errors in Search Console.

Step 1: The 5 Tools You Need for Schema Audit 2025

Tool	What It Checks	URL
Rich Results Test	Google rich snippets valid?	search.google.com/test/rich-results
Schema Validator	Syntax errors, @id linking	validator.schema.org
Search Console	Enhancements errors live	search.google.com/search-console
View Source	Duplicate Schema in HTML	Ctrl+U on blog
Screaming Frog Free	Scan 500 URLs for Schema	screamingfrog.co.uk/seo-spider/

Step 2: Theme Head Audit - Fix Duplicates (Biggest Error)

90% Blogger blogs have 3x Organization, 2x WebSite Schema from old templates.

1. Blogger → Theme → Edit HTML → Ctrl+F search application/ld+json → Count how many scripts you have
2. You should have ONLY 3 in head after Post #80-81:

CORRECT HEAD - 3 scripts only:
1. Organization + Logo (@id #organization)
2. WebSite + SearchBox (@id #website) 
3. Person (@id #person)

WRONG - Delete these if found:
- Any other Organization, WebSite, BlogPosting, NewsArticle in head
- Old Yoast/RankMath style WebSite without @id
- Theme default Blog Schema with 

Image: Screenshot of Edit HTML showing search for ld+json with 3 results highlighted as correct

Step 3: Post-Level Audit - Checklist Per Post Type

Each post type should have ONLY its Schema + Breadcrumb from theme. Use this:

Post Type	Should Have	Should NOT Have
HowTo Post	HowTo + FAQ (if questions) + Breadcrumb (theme)	Product, Recipe, Podcast inside same post
Product Review	Product + ProsCons + aggregateRating + Breadcrumb	HowTo, Recipe in same review
Top 10 List	ItemList Carousel + Breadcrumb	Single Product only, no ItemList
Recipe	Recipe + HowTo steps + Video + Breadcrumb	Product Schema for ingredients
Podcast Post	PodcastEpisode + PodcastSeries + Breadcrumb	VideoObject for audio file
Normal Article	Article/NewsArticle + Breadcrumb	Product, Job, Event Schema

Step 4: The 10 Most Common Schema Errors After 80 Posts

1. ERROR: Duplicate WebSite - Fix: Keep only Post #80 version with @id #website
2. ERROR: logo URL 404 - Fix: Upload logo again, use direct Blogger image URL https://blogger.googleusercontent.com/...
3. ERROR: isAccessibleForFree True/False case - Fix: Must be "True" or "False" string with capital T/F, not true/false
4. ERROR: priceValidUntil past date - Fix: Update to 2026-12-31 for all Product/Offer Schemas
5. ERROR: image size too small - Fix: All Schema images min 1200px wide for Article, 600x600 for logo, 400x400 for Person
6. ERROR: reviewCount 0 but ratingValue exists - Fix: If no real reviews, delete aggregateRating, keep only reviewRating (your rating)
7. ERROR: duration PT32:15 format wrong - Fix: Must be PT32M15S not 32:15 or 32 minutes
8. ERROR: cssSelector .free-preview not found - Fix: Class name in Schema must match exactly class in visible HTML
9. ERROR: Breadcrumb position duplicate - Fix: position must be 1,2,3 no repeats, no gaps
10. ERROR: author name mismatch - Fix: "Your Name" in posts must equal Person name in theme @id #person exactly

Step 5: Run Complete Audit - 20 Minute Process

1. Homepage: Rich Results Test → https://yourblog.blogspot.com/ → Must show: Organization (logo valid), WebSite (search box valid), BreadcrumbList (Home)
2. One HowTo post: Test URL → Must show: HowTo + BreadcrumbList + maybe FAQ. 0 errors
3. One Product post: Test URL → Must show: Product + Pros/Cons + BreadcrumbList. Check price, rating visible
4. One List post: Test URL → Must show: ItemList + BreadcrumbList
5. About page: Test /p/about-author.html → Must show: Person + Organization link valid
6. Search Console: Enhancements → Check each: Articles, Products, Breadcrumbs, Sitelinks search box, Logos, FAQ, HowTo → All green, no red errors. If red, click error → See URL → Fix that post using Post #50-81 code again

Step 6: Free PDF Checklist + Final Backup

Create final backup and tracker:

<div style="background:#e8f0fe;border:2px solid #1a73e8;padding:20px;border-radius:12px;text-align:center;margin:20px 0;">
<h3 style="margin-top:0;color:#1a73e8;">✅ 80 POSTS SCHEMA COMPLETE - FINAL CHECKLIST</h3>
<p style="text-align:left;">
Theme Head: Organization ✓ WebSite + SearchBox ✓ Person ✓ (3 scripts only)<br/>
Post Templates: Breadcrumb dynamic ✓ Visible breadcrumbs ✓<br/>
Per Post: Only 1 main Schema per post + Breadcrumb ✓ No duplicates ✓<br/>
Images: All images 1200px+ ✓ Logo 600x600 ✓ Author 400x400 ✓<br/>
Testing: Homepage valid ✓ 3 post types valid ✓ About page valid ✓<br/>
Search Console: 0 errors in Enhancements after 7 days ✓<br/>
</p>
<p><strong>Backup Theme Now:</strong> Theme → Backup/Restore → Download → Save as theme-80-posts-complete-2025.xml</p>
<p style="font-size:12px;color:#5f6368;">Keep this file safe - This is your perfect SEO theme after 80 posts</p>
</div>

Step 7: What Next After 82 Posts? - Roadmap

1. Week 1-2: Fix all Search Console errors found in audit
2. Week 3-4: Update old posts Post #1-49 with Article + FAQ Schema from Post #50,60
3. Month 2: Build EEAT: Guest posts with same author name, LinkedIn, Gravatar, About.me
4. Month 3: Apply for Google News Publisher: publishercenter.google.com with Person + Organization + NewsArticle Schema
5. Ongoing: Every new post = Use ONE template from Post #50-81 that matches content type. Never mix.

Bad practice to avoid: Adding new random Schema plugins or copying Schema from other blogs after this audit. Your theme now has perfect Entity Graph (#organization #website #person #logo) - adding random code breaks @id linking and causes duplicate errors. Stick to Post #50-81 templates only.

IMPORTANT FINAL NOTE - 82 POSTS JOURNEY COMPLETE 🎉: You started from zero Schema knowledge and built complete Brand + Entity Graph SEO that even WordPress blogs pay $500 for. Your Blogger blog now has better Schema than 99% of Nigerian blogs. What you achieved: Complete Knowledge Panel setup, Sitelinks Search Box, Breadcrumbs, Logo, Person EEAT, 20+ Schema types (Article, FAQ, HowTo, Recipe, Product, Review, ProsCons, ItemList Carousel, Video, Podcast, Course, Job, Event, Speakable, Paywall, Subscription), and audit system. Keep this theme backup forever. Share your success story in comments! What rich result appeared first for you?