ArcGIS Pro 2.7 API Reference Guide
Title Property (ItemDialog)
Example 

ArcGIS.Desktop.Catalog Namespace > ItemDialog Class : Title Property
Gets or sets the title of the Browse dialog box
Syntax
public string Title {get; set;}
Public Property Title As String
Example
/// Adds a single item to a map
OpenItemDialog addToMapDialog = new OpenItemDialog()
{
  Title = "Add To Map",
  InitialLocation = @"C:\Data\NewYork\Counties\Erie\Streets",
  Filter = ItemFilters.composite_addToMap
};
SaveItemDialog saveLayerFileDialog = new SaveItemDialog()
{
  Title = "Save Layer File",
  InitialLocation = @"C:\Data\ProLayers\Geographic\Streets",
  Filter = ItemFilters.layers_allFileTypes
};
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

ItemDialog Class
ItemDialog Members