SEO Problem Library

Every issue the SEO Surgeon engine can detect, with a clear explanation and a real fix. Each problem links to a full guide — and every guide ends with a one-click path to let our AI detect it on your site.

PerformanceHigh

Low Click-Through Rate (CTR)

Your pages rank well but earn fewer clicks than expected for their position.

Site ArchitectureMedium

Orphan Pages

Pages that exist but receive no internal links from the rest of your site.

Structured DataMedium

Missing Structured Data (Schema)

No JSON-LD schema, so Google cannot understand your content for rich results.

On-PageMedium

Duplicate Title Tags

Multiple pages share the same title, forcing Google to guess which to rank.

ContentHigh

Thin Content

Pages with too little substance to earn rankings or satisfy intent.

On-PageHigh

Keyword Cannibalization

Multiple pages target the same keyword and compete with each other.

Site ArchitectureMedium

Broken Internal Links

Links pointing to pages that 404, wasting authority and frustrating users.

Core Web VitalsHigh

Slow Largest Contentful Paint (LCP)

Your main content takes too long to render, hurting rankings and UX.

IndexingCritical

Accidental Noindex

Pages you want to rank are tagged to be excluded from Google's index.

Technical SEOMedium

Redirect Chains

Multiple sequential redirects slow crawlers and dilute link equity.

On-PageMedium

Missing H1 Heading

Pages without a clear H1, making it harder for Google to understand the topic.

IndexingHigh

Soft 404s

Pages that return a 200 status but contain no real content, confusing crawlers.

Site ArchitectureLow

Poor Anchor Text

Generic anchor text like "click here" gives Google no topical signal.

Core Web VitalsMedium

Cumulative Layout Shift (CLS)

Your page shifts as it loads, creating a janky, low-quality experience.

Core Web VitalsMedium

Poor Interaction to Next Paint (INP)

Your page responds slowly to user taps and clicks.

On-PageLow

Missing Meta Description

No description tag, so Google auto-generates a snippet you can't control.

InternationalHigh

Hreflang Errors

Incorrect hreflang tags prevent Google showing the right language version.

On-PageMedium

Missing Canonical Tag

No canonical tag, so duplicate or parameterised URLs may all compete.

On-PageLow

Duplicate Meta Descriptions

Many pages share the same description, reducing SERP distinctiveness.

Core Web VitalsMedium

Render-Blocking JavaScript

Heavy JS in the head delays first paint and hurts Core Web Vitals.

ContentHigh

Doorway Pages

Low-value pages created only to rank for specific location/query variations.

Site ArchitectureMedium

Pagination SEO Issues

Paginated series that leak authority or get indexed incorrectly.

Site ArchitectureMedium

Faceted Navigation Issues

Filter URLs creating thousands of low-value duplicate pages.

Mobile SEOHigh

Mobile Usability Issues

Text too small, tap targets too close, or content wider than the screen on mobile.

Core Web VitalsMedium

Slow Time to First Byte (TTFB)

Your server takes too long to send the first byte, delaying everything else.

Core Web VitalsHigh

Unoptimised Images

Oversized or unencoded images slowing your pages and burning LCP.

Core Web VitalsMedium

Render-Blocking CSS

Large CSS files in the head blocking first paint.

Core Web VitalsLow

Flash of Unstyled Text (FOUT)

Fonts loading late cause visible text to swap, hurting CLS and polish.

Core Web VitalsMedium

Heavy Third-Party Scripts

Analytics, chat, and ad tags blocking the main thread and slowing pages.

ContentMedium

Stale, Outdated Content

Pages with old dates and outdated info losing rankings over time.

ContentLow

Content Pruning Needed

Too many low-quality pages diluting your site's overall quality.

Site ArchitectureMedium

Weak Topic Clusters

No grouped content around core topics, missing authority signals.

Site ArchitectureMedium

No Hub-and-Spoke Structure

Flat site structure with no central hubs linking related content.

Site ArchitectureLow

Missing Breadcrumb Navigation

No breadcrumb trail, hurting UX and rich-result eligibility.

Structured DataLow

Missing Breadcrumbs Schema

Breadcrumb navigation exists but no schema, so no rich result.

ContentMedium

Low Content Coverage

You rank for topics but lack pages for important subtopics.

Mobile SEOMedium

Poor Mobile Tap Targets

Buttons and links too small or close together for reliable tapping.

Mobile SEOMedium

Intrusive Interstitials

Full-screen popups blocking content on mobile, a known ranking penalty.

On-PageHigh

Keyword Stuffing

Unnatural keyword repetition that triggers spam signals.

ContentHigh

Low "Helpful Content" Signals

Content that fails Google's Helpful Content system for people-first writing.

ContentMedium

Missing Author E-E-A-T Signals

No author bylines, bios, or credentials, weakening trust for YMYL topics.

Structured DataLow

Outdated Structured Data

Old or deprecated schema that no longer unlocks rich results.

Mobile SEOCritical

Missing Viewport Meta Tag

No viewport tag, so mobile renders as a zoomed-out desktop page.

SEO Surgeon

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