1. Upgrade Mac Os X Yosemite To High Sierra
2. Upgrade Macos High Sierra 10.13
3. Upgrade Macos High Sierra
4. Upgrade Macos High Sierra To Mojave

Is your Mac up to date with the latest version of the Mac operating system? Is it using the version required by some 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.

Easily check which versions of mac OS, iOS, iPadOS, or watchOS are compatible with your Mac model or iDevice. Guide includes OS X 10.8.x to macOS 11.0.x.

• Mac OS X Lion (version 10.7) is the eighth major release of macOS, Apple's desktop and server operating system for Macintosh computers. A preview of Mac OS X 10.7 Lion was publicly shown at the 'Back to the Mac' Apple Special Event on October 20, 2010.
• Since (1) I cannot upgrade my OS to High Sierra without the SSD and (2) I cannot use the SSD without upgrading to High Sierra first and (3) I don’t have any other Mac machine, I tried a workaround that obviously didn’t work thus this post. I created a High Sierra bootable USB installer using TransMac in Windows.
• Mac OS operating system it’s too much popular in the world for security vise and a lot of cool features, Apple Upgrade the operating system Sierra to High Sierra 10.13.6 to add many more attractive helpful features to more improve the work and all bugs fixed now in this version, how to install and Download Mac OS Sierra DMG file direct link.

Which macOS version is installed?

Upgrade Mac Os X Yosemite To High Sierra

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.

Upgrade Macos High Sierra 10.13

Which macOS version is the latest?

Upgrade Macos High Sierra

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.

Upgrade Macos High Sierra To Mojave