What the standard says
Audio description is provided for all prerecorded video content in synchronized media.
Why it matters
Everything shown but not said is lost to a blind viewer.
What a failure looks like
- failsA demo video where all the important detail is on screen.
How to fix it
- doAdd an audio-description track, or re-record the narration to describe what happens.
How A11ySignal checks it
manual
No automated rule can judge this criterion, and we will not pretend otherwise. A clean scan does not mean 1.2.5 passes — it means nothing we can measure fails. This one needs a person.