Contains additional properties that are not included in this control pattern, but that provide information about the document content that might be useful to the user.
This property is read-only.
HRESULT get_ExtendedProperties( BSTR *retVal );
The extended properties must be localized because they are intended to be consumed by the user.
|Minimum supported client||Windows 8 [desktop apps | UWP apps]|
|Minimum supported server||Windows Server 2012 [desktop apps | UWP apps]|
|Header||uiautomationcore.h (include UIAutomation.h)|