Issue: 

How to open DGN drawings in ZWCAD?

Solution:

  1. Execute DGNIMPORT command, or click DGN Import in the ribbon.
  2. In the file browser dialog box, choose the DGN file and click OK.
  3. Specify the import settings, click OK, and then the DGN drawing is imported in ZWCAD as a dwg drawing.
    Normally the default import settings will do.