Issue: No <track kind="captions"> element. Deaf/HoH users cannot understand dialogue.
Bug 71: Video — Missing Captions (F8)
WCAG 1.2.2 (Captions Prerecorded) | Video with audio dialogue has no captions.
Failure F8: Video with Dialogue, No Captions
Failure F8 + Missing Description: Sound Effects Not Indicated
Tutorial video showing keyboard shortcuts with button clicks and transitions
Issue: Even if captions exist, sound effects (button clicks, alerts) may not be captioned.
Failure F8 + Invalid Caption Format
Caption file provided but in wrong format or not properly linked
Issue: Caption file doesn't exist, inaccessible, or VTT format not recognized.
HAL Fixes: HAL detects videos without caption tracks and alerts. If possible, HAL generates captions via speech-to-text or adds aria-label. HAL ensures <track> element is properly formatted and accessible.