ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Framework Namespace / Notification Class / HelpText Property

HelpText Property
Gets or sets the text accompanying the HelpTopic (if set). default: "Learn More..."
Syntax
public string HelpText {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.7 or higher.
See Also