Error · aria-required-attr
Missing accessibility information
Lighthouse / axe call it: Required ARIA attributes must be provided · [role]s do not have all required [aria-*] attributes
A custom control (switch, checkbox) doesn't tell screen readers its state, e.g. on or off.
Who it leaves out: blind people (screen readers)
How to fix it
Developer task; details below.
In the code
Add the ARIA attributes that this role requires (e.g. aria-checked for role=checkbox).
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Related errors
Automated testing covers roughly half of WCAG criteria; a full conformance claim also requires manual review. Technical information, not legal advice.