Grouped / ungrouped settings will not be considered when exporting to DWG.
Nevertheless, If you want Blocks in AutoCAD from ArchiCAD elements, then you only have few options:
* Make a Simple object out of your Floor Plan viewpoint. (File/Libraries and Objects/Save Selection As...)
* Make the Blocks out of windows, doors, or existing Objects.
Then In the Translator settings, you will be able to set it to convert the objects into Blocks (see image below)
Nando Mogollon Director @ BuilDigital email@example.com Using, Archicad Latest AU and INT. Revit Latest (have to keep comparing notes) More and more... IFC.js, IFCOpenShell All things Solibri and BIMCollab