When the “Install macOS High Sierra app” finished the download, it tried to restart the pc (it’s a virtual machine), so I closed the app and tried to run the terminal stuff, but it said: “/Applications/Install macOS High Sierra.app does not appear to be a valid OS installer application”, so I searched for the.dmg file in the. The final release of macOS 10.13 High Sierra is now available to download as of September 25, 2017. Leading into this, some Apple fanatics opted to install macOS 10.13 High Sierra early via. Download and Install macOS High Sierra without MAS. To make life easier, we came up with a more reliable workaround to directly download macOS from Apple server instead of via the Mac App Store, for previous macOS and OS X releases. This post is dedicated for all updates related to macOS High Sierra direct download.
How to install the macOS High Sierra public beta. The macOS High Sierra installer will automatically open when it's downloaded. If it doesn't, or if you prefer to do it later, you open Install macOS High Sierra Public Beta at any time via Spotlight or Launchpad, or from the Application folder in the Finder.
Check compatibility
You can upgrade to macOS High Sierra from OS X Mountain Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 14.3GB of available storage space.
MacBook introduced in late 2009 or later MacBook Air introduced in late 2010 or later MacBook Pro introduced in mid 2010 or later Mac mini introduced in mid 2010 or later iMac introduced in late 2009 or later Mac Pro introduced in mid 2010 or later
To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . If your Mac isn't compatible with macOS High Sierra, the installer will let you know.
Make a backup
Before installing any upgrade, it’s a good idea to back up your Mac. Time Machine makes it simple, and other backup methods are also available. Learn how to back up your Mac.
Get connected
It takes time to download and install macOS, so make sure that you have a reliable Internet connection. If you're using a Mac notebook computer, plug it into AC power.
Download macOS High Sierra
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of the Mac operating system.
If you still need macOS High Sierra, use this App Store link: Get macOS High Sierra.
Begin installation
After downloading, the installer opens automatically.
Click Continue and follow the onscreen instructions. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.
If the installer asks for permission to install a helper tool, enter the administrator name and password that you use to log in to your Mac, then click Add Helper.
Allow installation to complete
Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac might restart, show a progress bar, or show a blank screen several times as it installs both macOS and related updates to your Mac firmware.
Learn more
If you have hardware or software that isn't compatible with High Sierra, you might be able to install an earlier macOS, such as Sierra or El Capitan.
macOS High Sierra won't install on top of a later version of macOS, but you can erase your disk first or install on another disk.
You can use macOS Recovery to reinstall macOS.
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Install Mac Os High Sierra Raw Bz2 Download Version
Hackintosh Sierra Installer is a smart way to Install macOS Sierra on PC without the need of mac.
For detail Installation Guide and Instruction read: Install Hackintosh Sierra on PC/Laptop
When you use Hackintosh Sierra Installer
You do not need a real mac to make a bootable Installer
You can install it on a hard drive that already has Windows installed
Hackintosh Sierra Installer Support More Hardware (Including AMD Processors)