- In the Project Setup dialog box, expand Isometric DWG Settings. Click Iso Style Setup.
- On the Iso Style Setup pane, click Create New Iso Style.
- In the Create Iso Style dialog box, under Name, enter a name for the new iso style.
- Note that Copy Existing Style is selected.
- In the Base on Existing Style list, click an existing iso style on which to base the new style.
- Click Create.