Understanding Accessibility

Guideline 7. Ensure user control of time-sensitive content changes.

Do not have animated elements if avoidable. Where it is not avoidable, the user must be able to turn them off. There are 5 specific checkpoints in Guideline 7.

Guideline 7 checkpoints, ordered from 1 to 5, with priority and how to check the checkpoint given and the disabilities accommodated by applying the checkpoint
No. Checkpoint Priority Disability Accommodated
7.1 Until user agents allow users to control flickering, avoid causing the screen to flicker Priority 1 Epileptic
ADD
7.2 Until user agents allow users to control blinking, avoid causing content to blink (i.e., change presentation at a regular rate, such as turning on and off) Priority 2 Epileptic
ADD
7.3 Until user agents allow users to freeze moving content, avoid movement in pages Priority 2

Epileptic
ADD
7.4 Until user agents provide the ability to stop the refresh, do not create periodically auto-refreshing pages Priority 2 Blind
7.5 Until user agents provide the ability to stop auto-redirect, do not use markup to redirect pages automatically. Instead, configure the server to perform redirects Priority 2 Blind

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