# WCAG 2.2 – 1.2.3 Audio Description or Media Alternative (Prerecorded)

- Level: A
- Principle: 1 Perceivable
- Guideline: 1.2 Time-based Media
- Introduced in: WCAG 2.0

## What the rule requires

What can only be seen in a video must be available another way: as audio description or as a full text version of the video.

## How to get it right

Easiest: say everything important out loud in the video (“I now click Save at the top right”). Otherwise offer a text version with all visual information.

## Who benefits

- Blind people
- People with low vision

## Sources

- [This rule on wcag.dehl.net](https://wcag.dehl.net/en/wcag/1-2-3/)
- [Official W3C explanation](https://www.w3.org/WAI/WCAG22/Understanding/audio-description-or-media-alternative-prerecorded)
- [Techniques (WCAG Quick Reference)](https://www.w3.org/WAI/WCAG22/quickref/#audio-description-or-media-alternative-prerecorded)

_Plain-language explanation. Only the original W3C text is normative._