

If you do have users on an older OS version it is important to ensure that they are on the most recent build version of the older OS, if not, devices could be missing critical security patches.įor a more technical look at build numbers, read one of our older posts about changes to macOS version comparisons in macOS Big Sur. It is always best to have your Macs on the most recent stable OS version. If you found a computer was reporting a version of macOS Catalina 10.15.5 (19F101), this is what it actually means.
#Mac os releases software
Most of these aren’t officially released but engineers need to be able to identify them. macOS Big Sur, the latest version of the world’s most advanced desktop operating system, is now available to Mac users as a free software update. Here’s a look at the last four years of macOS releases: macOS 13 Ventura: October 24, 2022.

Build Version – This is incremented every night. It’s likely macOS 14 will come out in October unless Apple changes its usual trend.

#Mac os releases Patch
#Mac os releases update
This is an incremental update that Apple release between 5-6 times a year as required, and it occurs throughout the duration of a major version. This takes place only once yearly for vital upgrades e.g Catalina, Big Sur, Monterey (Apple unofficially support the current OS and 2 previous versions when releasing security patches.) Minor Version macOS Big Sur is the first release of macOS for Macs powered by Apple-designed ARM64-based processors, a key part of the transition from Intel x86-64-based processors.
