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 product or feature? Which versions are earlier (older) or later (newer, more recent) than the version currently installed? 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.
Which macOS version is installed?
From the Apple menu in the corner of your screen, choose About This Mac. You'll see the macOS name, such as macOS Mojave, followed by its version number. If some product or feature requires you to know the build number as well, click the version number to see it.
This example shows macOS Catalina version 10.15 build 19A583.
The risk of infection remains pretty remote, and if you practice basic security measures and don’t fall for common scams then you’re very unlikely to suffer from any problems. There was a measurable difference with Sophos and Trend Micro (two per cent of additional system load), and with ESET and Bitdefender, which added around four per cent to the overall system load.Mac antivirus: do I really need it?That really depends on you. Even ransomware can be defeated with the cunning tactic of having a backup of anything important.That said, if you’ve ever experienced the mess malware can make on a Windows system you’ll know that just getting things back to normal can be an incredible time thief, especially if key data has been damaged. It's a strong feature set, and competitively priced at £37.50 ($48) a year.Mac antivirus: what’s the effect on performance?Most of us believe that virus protection software has a negative effect on performance, but chances are it’s much less negative than we think: in their tests, AV-Test found that there was no measurable performance drop when using ClamXav, MacKeeper, Kaspersky or Norton. Perhaps the question shouldn’t be whether anti-virus is worth the money, but whether your time is more valuable than the cost of a security app. Avast free for mac.
Which macOS version is the latest?
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. And as updates that change the macOS version number become available, this article is updated to show the latest version of that macOS.
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The first release of the new OS — Mac OS X Server 1.0 — used a modified version of the Mac OS GUI, but all client versions starting with Mac OS X Developer Preview 3 used a new theme known as Aqua. Aqua was a substantial departure from the Mac OS 9 interface, which had evolved with little change from that of the original Macintosh operating. Versions 2.1.2 to 2.4.2 of Audacity are not sufficiently accessible for visually impaired users who use VoiceOver, and not suitable for OS X 10.5 either, so we provide the older 2.1.1-screen-reader version instead. Mac® OS X v10.4, v10.5, v10.6, v10.7, and v10.8 Windows Insert the disc Click Applications Click Recommended Installation or LUMIX Map Tool Continue the installation procedure following the instructions displayed on the screen. Mac Insert the disc Double-click the recognised disc to open Double-click the Application folder to open. PHOTOfunSTUDIO smartly sorts your photos and movies into practical folders that are created automatically as you upload them from your camera to a computer, for quick, easy management. The folders and their icons in the PHOTOfunSTUDIO interface are linked with your LUMIX; by shooting mode names, by scene mode names, and by subordinate folders by names input in the Face Recognition. Apr 23, 2017 The Fujifilm X-T200 is a low-priced mirrorless camera with a stunning 3.5' display, easy-to-use touch interface, oversampled 4K video and the classic design X-series cameras are known for. Dive into our review to see how it ranks against its peers.
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 installed by macOS, such as Safari, Books, Messages, Mail, Music, Calendar, and Photos.
|macOS High Sierra||10.13.6|
|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|
- Always use the macOS that came with your Mac, or a compatible newer version.
- Learn how to reinstall macOS from macOS Recovery.