Print-to-pdf multiple pages per sheet
How can I print-to-pdf multiple pages per sheet? I have a pdf file. I know how to print multiple pages per sheet, but rather than printing I'd like to generate a new pdf file that displays multiple pages of the original file per every page of the new file.
Here's how I tried to go about it.
File > Print... > Multiple > Pages per sheet: 2 by 2 > Printer... > PDF > Save As PDF... > Save
This procedure ends with the following message: "Saving a PDF file when printing is not supported. Instead, choose File > Save."
However, there is no multiple pages per sheet option on the File > Save As... dialog.
System details:
* Acrobat XI 11.0.11
* OS X Yosemite 10.10.4
