In this post, you will get to know about the easy steps that will help you in creating a bootable installer on the OS of your Mac device. Reading this piece of article will be helpful for you in finding out how to make a bootable installer whether it be for macOS High Sierra, beta version or for an older version of Mac OS X. All this information will be available to you on this single platform. You will be glad to know since the launch of OS X Mavericks; it has become quite easier to make a bootable installation of Mac OS. With the newly launched version, it has become possible to use the Terminal command createinstallmedia for creating a bootable installer of the macOS.
High Sierra installation files
Installing files for High Sierra is 5GB, you need to have a drive with at least 12GB storage. It is recommended to have a Flash memory stick if you are preparing to boot from the drive because it will be quicker. If you have already saved some data on the drive, you need to transfer it, as this drive will be formatted completely. Here is the procedure which you need to follow for getting the process done:
- First of all, go to the Mac App Store on your Mac device.
- Now, you need to search for macOS High Sierra in the store and download it from there. A message “macOS 10.13 is already installed on this computer” click on the option of “continue” to confirm the full download. The downloading process may take around 10 minutes to complete depending on your internet speed.
- Once you have downloaded this, it will launch automatically. You need not start the method of installing it on your MacBook As; this can result in deleting of installers.
- There will be installation files in the folder of applications. You need to access by typing High Sierra into the Spotlight.
Create Bootable MacOS Installer:
A single command in Terminal is used for making a bootable installation of MacOS. The createinstallmedia command makes it possible to produce a bootable copy of an installer on any drive that is connected to your MacBook device. For this process, you need to follow the steps mentioned below:
- Connect an external drive of at least 8GB space with your Macbook for installing purpose.
- Now, change the driver’s name to MyVolume as this will make the further step easier.
- Open Terminal by pressing the cmd+space bar and then type Terminal.
- Type the following commands into Terminal:
sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia –volume /Volumes/MyVolume –applicationpath /Applications/Install\ macOS\ High\ Sierra.app and hit on Enter.
- Provide the user password as asked by the Terminal and press enter. Also, note that you won’t be able to see the characters appearing while typing.
- The terminal will warn that it is about to erase the drive press Y to continue and then Return.
- Once the erasing process is over, you see a message displaying on the screen asking if you would like to use the drive for Time Machine. Make sure you click on Don’t Use.
- Now, you will find that the Terminal will spend a few moments copying the installer file to your drive. After this process is completed a message “Copy complete.”
- Now on your external driver, you will have the installer which you can use to boot. You need to plug this external drive into the Mac system on which you want to install it.
- In the next step, start up the Mac, and press down the Option/Alt key while it is booting up.
- Your Mac will appear the Startup Manager, make a click on your High Sierra drive and select Install macOS.
You can easily create a Bootable MacOS install driver by accurately following the steps mentioned above. But if you face any difficulty, don’t panic, contact us. We will get it done for you instantly thereby, saving your valuable time. So don’t hesitate to call us at our service helpline number if you encounter any such issue. Our experts will be happy to help you, Call us @ 0557503724 for fast assistance.