A genuine "pre exclusive" package for Adobe Illustrator CC 2020 (Mac) is not an updater—it is a complete, pre-cracked DMG that includes the packages folder and a custom install.app.
Where to find a safe version (without malware):
What the correct package looks like:
Adobe_Illustrator_CC_2020_v24.3_Mac_OSX_TNT.dmg
└── Build
├── products/
├── setup (Unix executable)
└── Adobe Illustrator 2020.app
Cause: Your hosts file didn't block the right servers.
Fix: Re-edit /etc/hosts and add:
127.0.0.1 adobe-dns.adobe.com
127.0.0.1 practivate.adobe.com
Adobe’s 2020-era code-signing certificates have expired. On modern macOS versions (12+), the system blocks installation with ““Illustrator.app” is damaged and can’t be opened.” The workaround involves manually removing the quarantine flag: install adobe illustrator cc 2020 on mac pre exclusive
xattr -cr /Applications/Adobe\ Illustrator\ 2020.app
The term “pre-exclusive” in this context refers to versions of Adobe Creative Cloud software released before Adobe enforced strict account-based licensing and mandatory cloud verification for every installation (roughly post-2019). For Illustrator CC 2020, this means:
Before attempting to install an older or modified version of Illustrator, the macOS security environment must be prepared to accept it. Failure to do these steps usually results in the app crashing on launch or displaying a "file is damaged" error. A genuine "pre exclusive" package for Adobe Illustrator
A. Disable Gatekeeper and SIP (System Integrity Protection) Note: Disabling SIP is risky and should only be done by advanced users who understand the security implications.
B. Uninstall Existing Adobe Software Conflicts often occur if a newer version of the Creative Cloud desktop app or Illustrator is installed. Block Adobe hosts (optional but recommended to prevent
Overall Verdict: A technically possible but increasingly impractical endeavor for most users. Strongly recommended only for specific professional legacy needs.