You can modify all fields of an existing widget.
To edit a widget:
Navigate to Main Menu
> Dashboards > Custom.Open the custom dashboard that contains the widget you want to edit.
On the widget you want to edit, click More Options
> Edit.In the Confirm Widget Edit dialog, click Confirm.
Enter new parameters for the widget.
(Optional) Click Preview to view the widget on your custom dashboard without saving it.
Click Save.