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After making this USB, you will be able to easily install Mac OS X from a USB drive.
#Clean install mac os high sierra usb how to#
In the first step, I will explain how to create a bootable USB flash drive that can be used to install Mac OS X.
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First we need to do some preparation before we can install the new operating system. Updated November 2020: Updated for macOS Big Sur's public release. This article explains how to clean install the macOS High Sierra. Questions?Īny questions about performing a clean install? Let us know below in the comments. Agree to the software terms and conditions.Īre you in the market for a new MacBook? Check out our favorites for the year.Click Continue again when the installer window appears.Click on Reinstall a new copy of macOS.Step 4: Reinstall a new copy of macOS Big Sur If Scheme is available, select GUID Partition Map.If your Mac is using APFS, select APFS from the format list. If your Mac is using HFS+, select Mac OS Extended (Journaled) from the format list.Enter a name for the file to be destroyed (Like macOS Mojave or something).The Mac OS High Sierra release date was September 25, 2017. There were also quite a few tweaks and fixes that made users want to get the latest Mac OS High Sierra download at the time. Click on Disk Utility in the OS X Utilities selector.Ĭlick on the Erase tab at the top of the window. Mac OS High Sierra launched with a few new features such as an enhanced Apple Photos with new capabilities and many security updates and fixes.Hold down Command-R when you hear the startup chime (or the screen turns black on newer Macs) and keep holding the keys until your computer reboots.Connect your Mac to the internet via Wi-Fi or Ethernet.How to create a bootable installer for macOS Big Sur.If you don't create a bootable drive for macOS Big Sur, you may have to install an older Mac operating system first and then upgrade to macOS Big Sur afterward. This article guides you through the process of performing a clean installation of macOS 10.14 Mojave using the bootable USB drive method, rather than upgrading your Mac using Apples standard. You'll need a copy of macOS Big Sur to perform a clean install later on. This is the same DMG file that comes from the app store, and can fully. Canada-post shipping within 1 business day of purchase from Alberta Canada. Step 2: Create a bootable drive of macOS Big Surīefore you erase your current operating system, download macOS Big Sur from the Mac App Store. A bootable USB pre-loaded with Mac OS X High Sierra Installer Simply plug the OS X High Sierra 10.13.6 USB into your mac computer, and install OS X High Sierra on your Macbook or iMac Computer.