ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Layouts Namespace / LayoutView Class / ClearElementSelection Method
Example Version

ClearElementSelection Method (LayoutView)
Clear all layout elements in the layout view. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
public void ClearElementSelection()
Exceptions
ExceptionDescription
This method or property must be called within the lambda passed to QueuedTask.Run.
Example
LayoutView_ClearSelection
//Clear the layout's element selection.

await QueuedTask.Run(() => layoutView.ClearElementSelection());
Clear the selection in a layout view
//If the a layout view is active, clear its selection
LayoutView activeLayoutView = LayoutView.Active;
if (activeLayoutView != null)
{          
  activeLayoutView.ClearElementSelection();
}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also