- Sep 27, 2017 How to Make a Bootable USB Installer for macOS High Sierra. Connect the USB flash drive to the Mac, if you need to format it go ahead and do so. Download macOS High Sierra installer application from the App Store. and be sure the complete installer is located in the /Applications/ directory.
- Bootable USB Installers for OS X Mavericks, Yosemite, El Capitan, and Sierra. First, review this introductory article: Create a bootable installer for macOS. Second, see this How To outline for creating a bootable El Capitan installer. Simply replace the Terminal command with the one from the preceding article by copying it into the Terminal.
Bootable USB Installers for OS X Mavericks, Yosemite, El Capitan, and Sierra
If you want to do a clean install of macOS Sierra, or you have multiple Macs to install it on, then a bootable flash drive for is your best bet for easy installation. Here’s how to make one.
First, review this introductory article: Create a bootable installer for macOS. Second, see this How To outline for creating a bootable El Capitan installer. Simply replace the Terminal command with the one from the preceding article by copying it into the Terminal window. You will need an 8GB or larger USB flash drive that has been partitioned and formatted for use with OS X.
Drive Partition and Format
- Open Disk Utility in the Utilities' folder.
- After Disk Utility loads select the drive (out-dented entry with the mfg.'s ID and size) from the side list.
- Click on the Erase tab in the Disk Utility toolbar. Name the drive, 'MyVolume'. <---- IMPORTANT!
- In the drop down panel set the partition scheme to GUID. Set the Format type to Mac OS Extended (Journaled.)
- Click on the Apply button and wait for the Done button to activate. When it does click on it.
- Quit Disk Utility.
Create Installer
Open the Terminal in the Utilities' folder. Choose the appropriate command line (in red) depending upon what OS X installer you want. Paste that entire command line from below at the Terminal's prompt:
Command for macOS High Sierra:
sudo /Applications/Install macOS High Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install macOS High Sierra.app
Command for macOS Sierra:
sudo /Applications/Install macOS Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install macOS Sierra.app
Command for El Capitan:
sudo /Applications/Install OS X El Capitan.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install OS X El Capitan.app
Command for Yosemite:
sudo /Applications/Install OS X Yosemite.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install OS X Yosemite.app
Command for Mavericks:
sudo /Applications/Install OS X Mavericks.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install OS X Mavericks.app
Press RETURN. You will be asked for your admin password. It will not echo to the Terminal window. Then press RETURN again. Wait for the return of the Terminal prompt signifying the process has completed. It takes quite some time to finish. Be patient.
Sep 13, 2018 1:16 PM
Did you try updating to macOS High Sierra? If you did, you might have found a small 19mb online installer named “Install macOS High Sierra.app” inside your /Applications folder. Now I hate the online installers, especially when the real files is around 5GB. If you have a slow internet connection, then it can be frustrating. And with this installer, you cannot create an offline bootable USB to install macOS High Sierra to install in other machines quickly. So this post is about “How to Download Full High Sierra Installer to Create Bootable USB?”.
Contents
- 2 Clean Install macOS High Sierra using a Bootable USB
How to Download Full High Sierra Installer?
You can quickly get the full 5GB macOS Sierra Installer. Just follow the steps given below. Here we will be using a third party application named High Sierra patcher application.
- First click on this link聽and download the High Sierra patcher application.
- The above link聽will give you a file named macOS High Sierra Patcher.dmg.
- Simply open this file and you will see a new window.
- Now again open the icon named macOS High Sierra Patcher inside the window.
- It will again open the macOS High Sierra Patcher. Here just go to Tools->Download macOS High Sierra… as shown in the below image.
Download Full High Sierra Installer
Create Bootable Dmg High Sierra Download
- It will ask you to select a location to save the macOS Sierra Installer. Select the location and it will start downloading. The file size is more than 5GB is it may take a long time depending on your internet speed.
Clean Install macOS High Sierra using a Bootable USB
Sometimes we need a clean installation of our operating system. But doing it the Apple’s way that is online can frustrate us like hell.
So what you can do is you can download a full installer, and then you can create a bootable USB.
We know how to get a full installer, and now you might be interested in knowing how to create a bootable USB right?
Creating a bootable USB is again very simple, just follow the below steps.
The Extremely Easy Way
We have a simple utility called Install Disk Creator. It is absolutely free and you can quickly create bootable USB by using it.
Create Bootable Dmg High Sierra Pro
- Get the Install Disk Creator.
- Once you get the Install Disk Creator, just open it, and you will see the window as shown in the below image. Here you need to select the Installer file that we already downloaded. After choosing the Installer just click on Create Installer and it will do the task for you.
- Make sure you use a USB Drive of size of atleast 12GB.
The Easy Way
High Sierra Bootable Dmg
- Open terminal (command + space, write terminal and hit enter).
- Now write the following command.
- Don’t forget changing path to installer聽with your installer path that you downloaded and USB Volume Name with the name of the USB Drive that you are using.
So I hope you got the answer that How to Download Full High Sierra Installer to Create Bootable USB? For any queries and questions just leave your comments. And also SHARE this post if you found it useful. Thank You 馃檪