https://iaccessible.com/
iAccessible | WCAG, PDF & Web Accessibility Testing Platform
May 27, 2026 - Web accessibility testing and PDF testing platform for WCAG and Section 508 compliance, remediation tracking, reporting, and monitoring.
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https://learn.microsoft.com/en-us/dotnet/api/accessibility.iaccessible.accdodefaultaction?view=windowsdesktop-9.0
IAccessible.accDoDefaultAction(Object) Method (Accessibility) | Microsoft Learn
The IAccessible interface and all of its exposed members are part of a managed wrapper for the Component Object Model (COM) IAccessible interface.
iaccessibleobjectmethodaccessibilitymicrosoft