Until now I were very happy, but unfortunately I upgrade my working machine with OS 10.11 to 10.11.1 and my mac did not boot again. Now I have an unuseful computer. My mac did not boot for a month. Top 10 DTrace scripts for Mac OS X is an article that describes ten really useful tools that are Mac equivalents of some of the Sysinternals tools such as ProcessMon, FileMon, etc. The post's author created some of the scripts when he made the DTraceToolkit, which he says Apple then customized and enhanced for inclusion by default in Mac OS X. Some script names look like they end with the. A server version of the new operating system was released as Mac OS X Server 1.0 in 1999, and the first consumer version, Mac OS X 10.0, in 2001. The OpenStep developer toolkit was renamed Cocoa. Rhapsody's Blue Box was renamed Classic Environment and changed to run applications full-screen without requiring a separate window.
Is your Mac up to date with the latest version of the Mac operating system? Is it using the version required by a product that you want to use with your Mac? Which versions are earlier (older) or later (newer, more recent)? To find out, learn which version is installed now.
If your macOS isn't up to date, you may be able to update to a later version.
From the Apple menu in the corner of your screen, choose About This Mac. You should see the macOS name, such as macOS Big Sur, followed by its version number. If you need to know the build number as well, click the version number to see it.
These are all Mac operating systems, starting with the most recent. When a major new macOS is released, it gets a new name, such as macOS Big Sur. As updates that change the macOS version number become available, this article is updated to show the latest version of that macOS.
If your Mac is using an earlier version of any Mac operating system, you should install the latest Apple software updates, which can include important security updates and updates for the apps that are installed by macOS, such as Safari, Books, Messages, Mail, Music, Calendar, and Photos.
macOS | Latest version |
---|---|
macOS Big Sur | 11.3 |
macOS Catalina | 10.15.7 |
macOS Mojave | 10.14.6 |
macOS High Sierra | 10.13.6 |
macOS Sierra | 10.12.6 |
OS X El Capitan | 10.11.6 |
OS X Yosemite | 10.10.5 |
OS X Mavericks | 10.9.5 |
OS X Mountain Lion | 10.8.5 |
OS X Lion | 10.7.5 |
Mac OS X Snow Leopard | 10.6.8 |
Mac OS X Leopard | 10.5.8 |
Mac OS X Tiger | 10.4.11 |
Mac OS X Panther | 10.3.9 |
Mac OS X Jaguar | 10.2.8 |
Mac OS X Puma | 10.1.5 |
Mac OS X Cheetah | 10.0.4 |