To Render Multiple Images

Set up views to be rendered in the desired designs.
Do one of the following:

Before closing each design file, choose File > Save Settings.

or
Use the Saved Views utility (Drawing > View > Saved Views dialog launcher) to name and save the views.
Open the Save Multiple Images dialog (Drawing > Utilities > Image.
If a script file is found that has the same name as the DGN, then that will be opened.
Use the controls in the dialog to build the image script file, which is an ASCII text file containing entries that define the names of design files, views, output filenames, rendering options, and image formats. See Building image scripts.
Do one of the following:

Click the Execute Script icon.

or
From the dialog's File menu, choose Execute.

As a script entry is processed it is highlighted in the list box.