To Export All Layouts to a Multi-Page PDF File
You can save all layouts to a PDF file with the EXPORT PDF command.
Near the bottom-left of the drawing area, click any layout tab.
Click
Output tab
Export to DWF/PDF panel
Export
PDF
.
In the Save as PDF dialog box, inspect the Current Settings. If the settings do not meet your requirement:
From the PDF Preset list, select the PDF preset that most closely matches your requirements.
Click Options.
Make further changes to the settings for the PDF file, if required.
Click OK
In the Export drop-down, select All Layouts.
In the Save as PDF dialog box, select the other desired options, enter a file name, and click Save.