Delete Custom Widget
You can delete the unused custom widgets that are not needed anymore from the Widget Library. You cannot delete a widget that is used in a dashboard or report.
Note
Only the creator of a custom widget can delete the widget.
To delete a custom widget from the Widget Library, do the following:
Go to Menu > Dashboards.
Select a custom dashboard and click More > Edit.
Click Add Row and select an empty information widget section.
Select a custom widget and click Delete on the right.
Click Yes, Proceed on the confirmation message.