: Previews of effects and complex paths render more efficiently as you move or scale objects. Minimum System Requirements for Catalina Catalina compatibility for Illustrator plugin developers
macOS Catalina was the first macOS to completely drop support for 32-bit applications. While many components of older Adobe applications are 64-bit, the installers and licensing components of versions older than CC 2019 are often 32-bit, causing them to fail, according to technical discussions. adobe illustrator macos catalina
Even with the officially compatible versions, users on macOS Catalina have reported several known issues. Here are the most common problems and their solutions. : Previews of effects and complex paths render
Use to create a new APFS volume on your hard drive. causing them to fail
