ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Framework Namespace / NotificationItem Class / Type Property

Type Property (NotificationItem)
Gets the type of notification - Error, Warning, Confirmation, Information, or Custom.
Syntax
public NotificationType Type {get;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.1 or higher.
See Also