![How to keep older Macs secure: a geeky approach (run Catalina on unsupported Macs) - The Mac Security Blog How to keep older Macs secure: a geeky approach (run Catalina on unsupported Macs) - The Mac Security Blog](https://www.intego.com/mac-security-blog/wp-content/uploads/2019/03/08-UpgradeDone.png)
How to keep older Macs secure: a geeky approach (run Catalina on unsupported Macs) - The Mac Security Blog
![How to keep older Macs secure: a geeky approach (run Catalina on unsupported Macs) - The Mac Security Blog How to keep older Macs secure: a geeky approach (run Catalina on unsupported Macs) - The Mac Security Blog](https://www.intego.com/mac-security-blog/wp-content/uploads/2019/10/macOS-Catalina-on-old-white-MacBook-2009_400x260.png)
How to keep older Macs secure: a geeky approach (run Catalina on unsupported Macs) - The Mac Security Blog
![Mac OS CATALINA on a 2011 IMAC. I kept hearing it won't work because of the video card and would make my Mac unable to use but it is working for me. Mac OS CATALINA on a 2011 IMAC. I kept hearing it won't work because of the video card and would make my Mac unable to use but it is working for me.](https://preview.redd.it/659ugq09ypm41.jpg?auto=webp&s=8b727a762b2f66ba0e37981f2c6d3fcbc4da655a)
Mac OS CATALINA on a 2011 IMAC. I kept hearing it won't work because of the video card and would make my Mac unable to use but it is working for me.
![Home Office setup with my trusty Mac Mini 2011 (Server) running macOS Catalina and some of my Productivity Gadgets, overseen by a Mac Classic II : r/macsetups Home Office setup with my trusty Mac Mini 2011 (Server) running macOS Catalina and some of my Productivity Gadgets, overseen by a Mac Classic II : r/macsetups](https://preview.redd.it/tpyy030m0tp41.jpg?width=640&crop=smart&auto=webp&s=a7c9663f774c9f7668169fab6f7964a2bf9b4583)