Click on the title, then scroll down to the "Download Options" box. Choose ISO Image for Windows or DMG for Mac. Do not download the "Torrent" unless you have a VPN, as your IP address will be visible to your ISP and potentially Adobe.
Running CS6 on a modern Mac is significantly more complex due to sweeping changes made by Apple: adobe illustrator cs6 archive.org
To utilize the Mac versions of CS6 found on Archive.org, enthusiasts typically deploy one of two methods: Click on the title, then scroll down to
Always download files that are highly rated or uploaded by trusted members of the Internet Archive community. Scan all downloaded files with antivirus software before running them. Click on the title
The system requirements for Adobe Illustrator CS6 were: