To  open a TurboCAD Windows file in TurboCAD Mac, the TurboCAD Windows file needs to be converted to a .DXF or .DWG file format. Once this has been completed the newly created .DXF or .DWG file can be imported into TurboCAD Mac. To import the .DXF or .DWG file into TurboCAD Mac, select file in the main menu then select import in the drop down menu. Once this is done select the .DXF or .DWG file type to be imported then select the OK button. After this has been completed select the .DXF or .DWG file then select the open button.