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2.4.3 Focus Order – Level A

If a Web page can be navigated sequentially and the navigation sequences affect meaning or operation, focusable components receive focus in an order that preserves meaning and operability.

 Understanding Success Criterion 2.4.3: Focus Order

Checklist – System Framework

Coding Standards

TestPriorityAutomated test?
Does the focus order follow the reading order?HighNone
Does the page avoid using tabindex values higher than 0?HighPending

Checklist – Components


TestPriorityAutomated test?
When an accordion is opened via keyboard does the focus move to the next item?HighNone
When an accordion is closed via keyboard does the focus stay on that item?HighNone


TestPriorityAutomated test?
Is the focus somewhere reasonable on dialog load?HighNone
Does the Close/Cancel/[Negative answer] button return focus to the expected location?HighNone
Am I confined to modal dialogs using a keyboard until I dismiss it?HighNone

Drag-and-drop components

TestPriorityAutomated test?
Can content be reordered by mouse, keyboard, voice, and touch?MediumNone

Information Bubbles

TestPriorityAutomated test?
If an interaction reveals hidden content does the focus move to that content?HighNone


TestPriorityAutomated test?
When a tab is opened via keyboard does the focus move to the next item?HighNone