Understanding Success Criterion 1.2.2: Captions (Prerecorded)


Every prerecorded video such as informational video, promotions, etc. should have captions that are in sync with the audio content in the video. The captions help to convey information from the video to people with auditory impairments.

Official Requirements:

Success Criterion 1.2.2 Captions (Prerecorded) (Level A): Captions are provided for all prerecorded audio content in synchronized media, except when the media is a media alternative for text and is clearly labelled as such.

Why Is It Required?

Captions are helpful to people with hearing impairments to understand video without depending on anyone else.

How Do We Fix It?

Provide captions for the audio content in videos. Captions should also include additional sounds or sound effects if they are essential to understand the video. For example, in horror movies, background noises like a dog barking, glass breaking, etc. play an important role in creating a scary ambience and should be included in captions.

Mistakes To Avoid

Lastly, we have listed out the common mistakes committed by websites

  1. The captions are not in sync with the audio part of the video
  2. The captions don’t include essential sound effects and other essential sounds in the audio part of the video


Understanding Success Criterion 1.2.2: Captions (Prerecorded)

Picture of Aditya Bikkani

Aditya Bikkani

Aditya is the COO of AELData, a growing technology company in the Digital Publishing and Education sectors. He is also an entrepreneur and founder of an accessibility tool called LERA. A W3C COGA (Cognitive and Learning Disabilities Accessibility) Community Member Aditya contributes to researching methodologies to improve web accessibility and usability for people with cognitive and learning disabilities.

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