You can update your Mac by opening the System Preferences app, where you'll find the "Software Update" option.
Apple usually bundles up a bunch of security fixes into a single release, targeting the most recent operating systems and then sometimes releasing the fix for older versions of the OS later—for those ...
I woke up this morning to see that little indication in my Apple iMac menu that an update was available. The update was for MacOS Sequoia 15.4.1. This update was actually released on April 16, and I ...