You can delete widgets that are a part of your custom dashboards.
Caution
Deleting a widget is irreversible. Neither its query nor its place in your custom dashboard can be recovered if they are deleted.
To delete a widget in a custom dashboard:
From the main menu, select Dashboards > Custom to list the custom dashboards.
Click the name of the dashboard containing the widget you want to delete.
Click
in the title bar of the widget you want to delete.Click Delete. The widget is deleted immediately.