accessibility-guidelines

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Timing adjustable

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Summary

If there is any time limit (like a session timeout), give people an easy way to extend it.

When a time limit is set (like a session timeout), it must be possible for the user to turn it off, delay it, or extend the length of time.


Requirements

Common mistakes

Why?

This ensures that people who need longer to complete tasks because of cognitive or mobility impairments, are able to do so comfortably.

Official wording in the Web Content Accessibility Guidelines

2.2.1 Timing Adjustable: For each time limit that is set by the content, at least one of the following is true: (Level A)

Note: This success criterion helps ensure that users can complete tasks without unexpected changes in content or context that are a result of a time limit. This success criterion should be considered in conjunction with Success Criterion 3.2.1, which puts limits on changes of content or context as a result of user action.

See the W3C’s detailed explanation of this guideline with techniques and examples.


More guidance for Web


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This document is in beta. Help us by reporting issues via Github or email