CommandBarButton.HelpContextId property (Office)
Gets or sets the Help context Id number for the Help topic attached to the CommandBarButton control. Read/write.
The use of CommandBars in some Microsoft Office applications has been superseded by the new ribbon component of the Microsoft Office Fluent user interface. For more information, see Overview of the Office Fluent ribbon.
expression A variable that represents a CommandBarButton object.
To use this property, you must also set the HelpFile property. Help topics respond to Shift+F1.
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