Is your Mac up to date with the latest version of the Mac operating system (macOS or OS X)? Is it using the version required by some other 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.
Sep 16, 2020 We use the 2X Client to connect to a Microsoft RDP Server. It handles load balancing a lot better for running multiple virtualised desktops. One thing that is a little annoying is the Mac version doesn't seem to allow Windowed mode when connected to a virtual desktop and always wants to start on monitor 1 if you have more than one screen. Mac Pro (Early 2009 Quad-Core) (March, 2009) Model ID: MacPro4,1 (2.66GHz, 2.93GHz, 3.33GHz) PC Desktops: Compatible with Intel / AMD Process based PCs capable with the specifications listed above. OWC 16.0GB (2x 8GB) DDR3 ECC PCMHz SDRAM ECC For Mac Pro. 2X RDP Client for Mac allows you to simply connect, via RDP (Remote Desktop Protocol), to your AppleMAC. 2X RDP Client for Mac also connects to 2X Remote Application Server to seamlessly run published Windows applications such as Microsoft Office, published Windows desktops from Windows Terminal Server and virtual desktops hosted on all major VDIs including Microsoft Hyper-V, VMware.
From the Apple menu in the corner of your screen, choose About This Mac. You should see the macOS name, such as macOS Mojave, followed by its version number. If you need to know the build number as well, click the version number to see it.
This example shows macOS Catalina version 10.15 build 19A583.
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 Catalina. 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 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 |