- Clean install mac os sierra external hard drive full#
- Clean install mac os sierra external hard drive code#
- Clean install mac os sierra external hard drive download#
MacBook-Pro OSInstaller: OSIInstallElement Įrrored out:Error Domain=NSOSStatusErrorDomain Code=2 "kCFHostErrorUnknown / kCFStreamErrorSOCKS4SubDomainResponse /
![clean install mac os sierra external hard drive clean install mac os sierra external hard drive](https://www.macobserver.com/wp-content/uploads/2018/06/mac-disk-utility-guid.jpg)
Clean install mac os sierra external hard drive code#
Looking at the /var/log/install.log I found it had these messages: MacBook-Pro OSInstaller: Couldn't mount disk image! (error code 2) The path /System/Installation/Packages/OSInstall.mpkg appears to be missing or damaged. You'd get error: macOS could not be installed on your computer I tried to install this and it didn't work. It involved trying to install it somewhere and before restarting the machine, close the installer (see forum post for reference).įollowing these steps I created a external bootable High Sierra Beta installation image of Beta 5. Looking around I found a way to create a bootable High Sierra Beta installation image. You'd get error: Could not create a preboot volume for APFS install.Īt this point, I reverted back to my Time Machine backup. This worked, so I tried to do a recovery boot, reformat the HD to APFS and then install High Sierra Beta.
Clean install mac os sierra external hard drive full#
So, since you don't get the full installer right away, I decided to simply install High Sierra Beta over 10.11.
Clean install mac os sierra external hard drive download#
My base OS was El Capitan (10.11), when you download High Sierra Beta from there, it merely downloads ~20mb. Here's a couple of things I tried before arriving at steps above: The traditional way of installing the OS image into a external flash drive does not seem to work for the time being.
![clean install mac os sierra external hard drive clean install mac os sierra external hard drive](https://www.imore.com/sites/imore.com/files/styles/xlarge/public/field/image/2016/07/downgrade-macos-erase-os-Mac-photo.jpg)
With the newly created USB Bootable drive, the next step to do is plug the USB drive into the Mac and start the Mac to appear a question from the cold start (cold start). Refer to the steps for creating macOS Sierra 10.12 installer using USB here. This means installing new, not upgrading from other settings like El Capitan or Yosemite. Once you have downloaded the installer, the next step is to use this installer to create a bootable USB drive, this bootable USB drive allows you to install macOS Sierra on the Mac.
![clean install mac os sierra external hard drive clean install mac os sierra external hard drive](http://dosdude1.com/highsierra/tutorialimages/step1.png)
When you finish downloading the installer, make sure you exit the installer to use this installer for other purposes. If you haven't downloaded the macOS Sierra version 10.12 Final, then Mac App Store will prioritize downloading the installer file and then guide you through the steps to install. First, make sure that the data and important files have been backed up to make sure that the data and files are not lost during execution.įirst access the Mac App Store to download macOS Sierra version 10.12 Final. If you want to install macOS Sierra 10.12 and experience the new features of this version on Mac, please refer to the steps in the following article of Network Administrator. After improving and changing some features on the Beta version, the final version (the final version) of macOS Sierra 10.12 was also released by Apple.