I'm trying to open a catalog AI file with 32 pages and need to adjust each page in Illustrator CS6. How do I open the AI file in one single AI files with all artboards within it?
I think you want to open a multi-page PDF file in Illustrator since AI files do not have "pages".
You can check out this script for CS5 & CC:
An AppleScript that would basically allow you to drop any multipage PDF file on it -- and it would turn it into a mutli-artboard Illustrator file, with all the PDF pages -- in one step! Being that the script is written in AppleScript, it will only run on MacOS.
Users report that this script works up to CS6 and CC.
This script works for CS4: