You can select an existing data feed as the data source.
Procedure
On the dashboard, click the widget for which you want to select a data feed as the
data source. The Setup panel of the widget is displayed.
Click Data feeds. The panel for selecting a data feed opens.
Select a data feed.
Click Done.
You have assigned a data feed as the data source and a corresponding data feed with the selected data source is automatically created.
Click Edit in the Data source box in the Setup panel to edit the created data feed.
You can now specify the data to display in the widget.