Umm...undecided where you get 4 years from. macOS Ventura arrived out in 2022 and it dropped support for Macs released six and seven decades prior. Corefile claimed: It looks as if when a method is 4 decades previous then the new macOS release will never do the job any longer. https://alexisirvrt.bloggadores.com/35753330/the-greatest-guide-to-case-study-experts