ArcGIS Pro 2.6 API Reference Guide
SmallImage Property (IPlugInWrapper)

ArcGIS.Desktop.Framework Namespace > IPlugInWrapper Interface : SmallImage Property
Gets or sets the image the plug-in should use in the user interface when it is in its small state (16x16).
Syntax
object SmallImage {get; set;}
Property SmallImage As Object
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

IPlugInWrapper Interface
IPlugInWrapper Members