Parsing · WCAG 2.0 Level A
<marquee> elements are deprecated and must not be used
Ensure <marquee> elements are not used.
What it means
The marquee rule flags elements that fail this check. It maps to WCAG success criterion 2.2.2.
Who it affects
Assistive technology users, whose tools can misread duplicate IDs or obsolete elements.
How to fix it
Remove obsolete elements and make IDs unique within the page.
Check it on your site
Run a free scan. If this rule fails, the results list the affected elements. Deque, which maintains axe-core, also documents this rule in detail: Deque University: marquee.
Quick answers
What does the axe rule "marquee" check?
Ensure <marquee> elements are not used.
How do I fix "<marquee> elements are deprecated and must not be used"?
Remove obsolete elements and make IDs unique within the page.
Who is affected by marquee failures?
Assistive technology users, whose tools can misread duplicate IDs or obsolete elements.
Automated accessibility scan. Results are informational and may not identify every accessibility issue. This service is not legal advice, a compliance certification, or a substitute for comprehensive manual accessibility testing.