New technologies at the heart of the system make your Mac more reliable, capable, and responsive and lay the foundation for future innovations. Follow the on-screen instructions to finish installing the software update, which should take around half an hour depending on the spec of your Mac. Download macOS High Sierra for macOS 10.8 or later and enjoy it on your Mac.
#Macos high sierra installer update
Most common cause of this error is due to the invalid time in your mac. The macOS High Sierra 10.13.6 update adds AirPlay 2 multi-room audio support for iTunes and improves the stability and security of your Mac.
#Macos high sierra installer install
Click Download to initiate the download, and fill out your Apple ID information if prompted. SOLVED This copy of the Install macOS High Sierra.app application is damaged.Once you've backed up your Mac, launch the App Store (located in /Applications) and search for macOS High Sierra.Wait for the Time Machine backup to complete before continuing with the macOS High Sierra installation.įollow these instructions to install the macOS High Sierra update on your Mac. Verify installation options then click Continue. Select an appropriate graphics configuration and click Continue.
At the Bootloader Options screen, select UEFI Boot Mode or Legacy Boot Mode. At the Select OS Installation screen, choose High Sierra and click Continue. A progress bar will appear in the Time Machine system preference pane. How do I install high Sierra on my PC Select the USB drive and click Continue.With macOS Catalina, Mojave or High Sierra installed. If not, open System Preferences > Time Machine and click Select Backup Disk. Make a macOS installer with createinstallmedia and install Monterey, the latest beta, or any macOS on multiple Macs, or do a clean install.An alert may appear asking if you want to use the drive to backup your Mac.Choose a new hard drive, or one that you don't mind erasing. Connect an external hard drive to your Mac.However, we recommend a full back up before you install it.Īpple makes it very easy to back up your Mac using Time Machine, so there is no excuse not to create a Time Machine backup before installing macOS High Sierra.įollow these steps to back up your Mac using Time Machine. Depending on your development machines screen size, simulated high-screen-density iOS devices might overflow your screen.