Right-click on the Group icon in the webdock.
Select 'Pin to Dashboard' and then choose a dashboard from the list.
To change the group icon from a grid view to a single icon, right-click on the icon.
Click on the group icon.
Click on 'Use a Preset'. The original icon will be shown.
Right-click on the Group icon in the webdock.
Right-click on the Group icon in the webdock.