As of 2025, Adobe no longer tests or patches any version of Illustrator running on macOS Catalina. If a critical security vulnerability is found, you are exposed.
To ensure smooth performance on macOS 10.15, your Mac should meet these specifications: adobe illustrator macos catalina
To run smoothly on Catalina, your Mac should ideally have at least 8 GB of RAM (though 16 GB is recommended) and an SSD for faster scratch disk performance. 3. Solving Performance Lag As of 2025, Adobe no longer tests or
: Catalina is the first macOS version to drop all 32-bit application support. Legacy versions like Illustrator CS6 and older are 32-bit and will not open normally . How to Install Older Versions How to Install Older Versions To literally "make
To literally "make a piece" out of a larger object (like a puzzle or cut-out effect):
: If you are a new Creative Cloud subscriber, you may find that the desktop app only offers versions you cannot run on Catalina, as Adobe restricts access to older legacy installers for individual plans. Essential System Requirements for Catalina
macOS Catalina runs exclusively 64-bit processes. When you launch a 32-bit app, Catalina simply refuses. Illustrator CS6 and CC 2019 used a 32-bit licensing daemon ( ADOBE_Licensing ). Without it, the apps think they are unlicensed and shut down.