VIETNAM TECHNICAL VIEW
Updated for 2025
For designers using Adobe Illustrator, this update was a major event. While Adobe has since moved on to newer macOS versions (Ventura, Sonoma, and Sequoia), millions of users remain on Catalina due to hardware limitations or legacy workflow requirements.
Drop a comment below (or visit Adobe Community Help) with your exact Illustrator version and build number. Catalina troubleshooting is a dying art—but one worth preserving. Disclaimer: Information accurate as of 2025. Adobe and Apple product names are trademarks of their respective owners. Always back up your data before performing macOS or software updates.
When Apple released macOS Catalina (version 10.15) in October 2019, it marked a seismic shift for creative professionals. By dropping support for 32-bit applications entirely and introducing strict new security protocols, Catalina turned the Mac ecosystem upside down.
If you are running—or are forced to run—, this guide is for you. We will cover which versions work, which fail, how to fix common crashes, and whether you should upgrade or stay put. Part 1: The Golden Rule – 64-Bit Only The single most important fact about macOS Catalina is that it does not run 32-bit applications .
