Individual datasets are edited and configured using the Dataset Editor.
The “Source” box contains properties for the source used by the dataset.
Location:  
The text box shows the source location for the dataset. Press the […] button to select or create a new source for the dataset using the Source Manager. NOTE: If the text is blue the source is found locally in the project directory or in a sub directory although the source is actually set to a file in another directory.
Type:  
Source type
Online:  
Source online status (“Yes” or “No”)
The remaining properties are dataset specific and independent of the source.
Dataset Name:  
Name of the dataset. By default the name is extracted from the source but the name may be any string. NOTE: the name must be unique within the current project.
Dataset Type:  
Shows the dataset type
Used:  
Shows the dataset use status (“Yes” or “No”)
Dataset Info:  
Various key information for the dataset.
Configure…:  
If the dataset has additional configuration options this button is enabled.