![clean install mac os sierra usb clean install mac os sierra usb](https://coolestguidesontheplanet.com/wp-content/uploads/2016/07/macos-sierra-boot-disk.png)
If you need to use the latter command, then after it completes drag the actual installer from "/Applications/macos" to the main "/Applications" folder. The Mac will now boot to the Sierra installer and, because it is running off of the USB drive, it can access and erase your Mac’s internal drive. If there are no errors and you don't see the El Capitan installer in the Applications folder, then you may need to add another folder to the end of the command like "/Applications/macos": sudo pkgutil -expand /Volumes/InstallMacOSX/InstallMacOSX.pkg /Applications/macos
#Clean install mac os sierra usb pro#
Here are the steps I took to create the bootable USB drive (I have a Mid-2014 MacBook Pro with Retina Display): Downloaded the latest OS X El Capitan (10.11.3) from the Mac App Store. pkg file): sudo pkgutil -expand /Volumes/InstallMacOSX/InstallMacOSX.pkg /Applications I tried to clean install OS X El Capitan on my Mac, but it won’t boot from the USB drive. You should end up with the command looking something like (yours may look a bit different for the path to the. Then continue typing on the same line: /Applications Mac OS users who want to install OS X 10.10 Yosemite on their machines and are facing issues installing the operating system for the first time on their Macs can follow a simple step-by-step guide. pkg file onto the Terminal window to auto-fill the path to the. Start by typing the following leaving at least one space after "-expand ": sudo pkgutil -expand
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You can use a Terminal command to manually extract the installer. Follow the instructions on the screen in the macOS installer window.
![clean install mac os sierra usb clean install mac os sierra usb](https://i2.wp.com/www.alphr.com/wp-content/uploads/2017/06/macos-high-sierra-app-installer.png)
Select the bootable USB drive and click Continue. The file or drive must support Mac OS Extended and have at least 14GB of available storage. Switch on your Mac and hold the power button till the Startup Options window appears, showing bootable volumes. To install macOS on these computers, youll need a flash drive that supports USB-C or a USB hub or adapter.
#Clean install mac os sierra usb mac os x#
In the Erase Tab, click Erase with Mac OS X Extended (Journaled) type. In most cases the name should be Macintosh HD. In the next window, select the drive where you want to install High Sierra. pkg into an app - an installer app never shows up in my Application folder. Plugin the bootable USB installer drive into your Mac system. Choose the bootable USB drive and then Press Enter. When I click on the InstallOS.pkg it opens an installation window, but does not convert the.