CHECK GLOSSARY · H2-001

Skipped heading levels

In plain words: Jumping from H1 to H3 breaks the document outline screen readers rely on.

How to fix it

Reorder headings so levels step down one at a time.

Official sources

• W3C: Headings

Related checks

• NOIDX-001: Page set to noindex
• MOBILE-001: Missing viewport tag
• HREFLANG-001: Invalid hreflang codes
• IMG-002: Images missing dimensions

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