Accessibility: WCAG 2.0 A – <video> Elements Require <track> For Captions

An HTML5 video element must include a track element with kind=”captions” set as a property.

The captions should convey all meaningful auditory information in the video including dialogue, musical cues, sound effects, and other relevant information for deaf users.

How to Analyse in the SEO Spider

To populate this filter ‘Accessibility’ must be enabled via ‘Config > Spider > Extraction’ and ‘JavaScript rendering’ mode via ‘Config > Spider > Rendering’.

View URLs with this issue in the ‘Accessibility’ tab and ‘<video> Elements Require <track> For Captions’ filter.

Use the lower ‘Accessibility Details’ tab to click on the issue on the left-hand side, and see details of the location on the page of the violation on the right-hand side.

Bulk export the pages and details of the accessibility violations via ‘Bulk Export > Accessibility > All Violations’.

What Triggers This Issue

Please view the Deque University website further reading link below for ruleset triggers.

How To Fix

Ensure <video> elements have captions.