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It’s already in iOS: now High Sierra brings APFS to the Mac. Under the Hood of High Sierra Apple File System (APFS)Īpple has been rolling out its first file system upgrade for a while now. We’ll cover both the inner and outer improvements coming in this new OS. Its major focus is on improving the base OS with significant improvements that will support new capabilities in the future in the file system, video, graphics, and virtual/augmented reality.īut don’t despair there also are outward improvements that will be readily apparent to everyone when they boot the OS for the first time. High Sierra, as the name suggests, is a follow-on to the previous macOS, Sierra. To make that easier, Backblaze offers this macOS High Sierra upgrade guide. You want your data to be safe from unexpected problems that could happen in the upgrade. A new OS from Apple is exciting, But please, before you upgrade, we want to remind you to back up your Mac. It’s a free upgrade, and millions of Mac users around the world will rush to install it. On Tuesday, we learned we don’t have long to wait-the new OS will be available on September 25. Step 1: You need to download macOS Sierra from the Apple support site then convert InstallOS.pkg file to Install macOS introduced macOS 10.13 High Sierra at its 2017 Worldwide Developers Conference in June. Follow the steps below to run macOS Sierra on a virtual machine: We will install and run macOS Sierra on our virtual machine and then download to macOS High Sierra. If you want to use a free virtual machine, you can go ahead with VirtualBox. VirtualBox, VMware, and Parallel Desktop allow you to run an older macOS on your Mac.

You can use a virtual machine to run an older macOS. The second option is create USB Bootable Installer to install macOS Sierra and then download High Sierra. We will download macOS Sierra and then use macOS Sierra to download macOS High Sierra. The first option is to use a virtual machine to download an older version of macOS. We will take a look at both of them in this tutorial so that you can decide which one will work the best for you. There are two ways to download macOS 10.13.