ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Framework Namespace / AddInInfo Class / ID Property

ID Property (AddInInfo)
Gets and sets the add-in's ID.
Syntax
public string ID {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.4 or higher.
See Also