ArcGIS Pro 2.8 API Reference Guide
BackgroundTask Class
Members 

ArcGIS.Core.Threading.Tasks Namespace : BackgroundTask Class
Static class used to perform asynchronous operations within the background thread pool.
Syntax
public static class BackgroundTask 
Public MustInherit NotInheritable Class BackgroundTask 
Inheritance Hierarchy

System.Object
   ArcGIS.Core.Threading.Tasks.BackgroundTask

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

BackgroundTask Members
ArcGIS.Core.Threading.Tasks Namespace