Tekla Structure | Export Tekla Drawing to Dwg with Layer & Scale

Hi, please I have finished my model but when I click on assembly in the document manager, no options are available for selection. Kindly assist me.

VERY HELPFUL VIDEO

I need a help in TS 2020. I can't able to remove tekla name in drawing file even after keeping the XS_ PRODUCT IDENTIFIER=FALSE. Can you please help me