Sandisk is the drive letter of USB drive you plugged in. Sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/SanDisk Now, input a single command in Terminal to make a High Sierra bootable USB: Now, the disk will be shown up as a new volume name ( SanDisk). To get started, please first insert a USB drive and format it in Disk Utility app with Mac OS Extended (Journaled) format. However, it takes some time to figure out how command works. It means this trick works on all Macs no matter it is old or new. This is the most popular way to create Mac bootable USB on Mac as the whole process can be done within Terminal app, another advanced system app shipped with macOS and OS X. Reminder: Please unpack High Sierra dmg file you downloaded earlier to get the Install macOS High Sierra app and move it to Application folder.Ĭreatinstallmedia is a command line utility for creating bootable USB on Mac and it is developed and maintained by Apple. In addition, there are also a couple of well-known third-party apps that can be used to create a bootable macOS USB in a simple way. This means you don’t have to download extra apps in order to complete this job. Why? Apple ships a free built-in utility that comes with each OS X and macOS. It is a lot of easier to make mac OS High Sierra bootable USB from macOS even DMG Editor is quite nice software for this task. You will see the following screen once the installation is completed.ĭownload Mac Version Part 2: Create Mac OS High Sierra Bootable USB on Mac Step 2: Download a copy of DMG Editor and follow the guidance to install this app on Windows 10. Also, take a full backup of the entire USB. Step 1: Connect a USB drive to Windows 10 PC and make sure the drive letter appears in Windows Explorer. Please stay tuned! The whole process is done on a Windows 10 PC. We are going to use this incredible software for making macOS High Sierra bootable USB. Currently, the most adorable solution is UUByte DMG Editor, a powerful but easy-to-use dmg burning tool that works smoothly on both Windows and Mac. To do this, you need to burn this dmg file to USB in order to make it a bootable device for OS installation. There are few choices available when it comes to create macOS bootable USB on a PC as Windows is unable to handle. Part 1: Create macOS High Sierra Bootable USB on Windows PC Hence, we have to download a High Sierra DMG file in advance.īelow is a list of valid sources that provide direct download of macOS High Sierra DMG file. Unfortunately, the installation app for macOS High Sierra is not available when I was trying to download it from Mac App store. It can be a system installation app (Install macOS High Sierra) from App Store or simply a dmg file. To create a macOS High Sierra bootable USB, you should first download the installation image. Preparation: Download macOS High Sierra DMG File Part 3: Boot Mac from High Sierra Install Disk.Part 2: Create macOS High Sierra Bootable USB on Mac.Part 1: Create macOS High Sierra Bootable USB on Windows PC.Step 7: Drag the createinstallmedia file from the Finder window opened in Step 4 to the Terminal window. Step 6: In the Terminal window type sudo followed by a space. Step 5: Open a Terminal window via Applications → Utilities → Terminal. Step 3: Open Finder → Applications and right-click on Install 10.12 Developer Preview and select Show Package Contents. Step 2: Once macOS Sierra is downloaded, close the install pop-up that appears using Command (⌘) Q Once the public beta for macOS Sierra opens, anyone who signs up will be able to redeem a download code and install the beta. Since macOS is currently only available for developers, you’ll need to first redeem a download code via Apple’s developer website. Step 1: Download macOS Sierra from the Mac App Store. Make sure that the disk you choose to use doesn’t contain anything that you want to keep, because the following tutorial will purge everything on the drive. Kingston sells an 8GB USB 3.0 drive for less than 6 bucks. Your USB drive should be at least 8GB, and a USB 3.0 drive is preferred. In the following video tutorial, we’ll show you how.Ī note on flash drives: You will need a USB flash drive to make this work. Not only will this walkthrough work for the macOS Sierra Developer Preview, but it will also work for the public beta and future final releases. If you want the ability to perform a fresh and clean install of macOS Sierra, then you should consider creating a macOS Sierra USB install disk.
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