• How to Make a MacOS Mojave Installer USB Boot Drive. Remember that creating a bootable MacOS Mojave USB installer drive will erase all data on the destination USB flash drive or volume, this is necessary in order for it to become the bootable installer disk. Building a macOS Mojave bootable install drive is relatively simple, here are the steps.
  • Or as the macOS Catalina is out, chances are you’ve lots of Mac and would like to create macOS Catalina bootable USB installer on Windows. For installing most systems like Windows 10 and others, creating a bootable USB installer is the first step and also the most important step.
  • 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.
  1. Make High Sierra Bootable Usb Drive
  2. Create High Sierra Bootable Usb From Linux

If you’re using both Windows and macOS, you’ve to deal with when mac refuses to boot. The reason behind can be from a number of things that could go wrong. This includes system failure, bad updates, power failure, hardware failure. Unless there is a hardware problem that only can be diagnosed at the apple center you can fix your Apple computer.

It is an excellent practice always to have a bootable macOS USB, which you can easily create using macOS operating system. But since we’re here, you probably can want to make bootable USB using Windows 10. Let’s be real, and there are more Windows computers compared to MAC. Fortunately, you can use a Windows computer to create a bootable USB flash drive.

Set-up the Bootable USB Drive. On the off chance, the user needs to create a Windows 7 bootable USB drive with a 4GB drive. Be that as it may, on the off chance that you need to make a bootable drive of Windows 8, Windows 8.1 or Windows 10, then it’s imperative for you to get an 8GB USB drive.

In this article, we’ll help you with the instructions to create a bootable MacOS USB installation media from a Windows 10 computer. So that you can use that USB to install or reinstall (upgrade) Apple’s MacOS. You can create a macos Catalina/sierra bootable USB using this guide to fix your operating system.

What’s needed?

You will need a few things before you get started. The first essential thing in it is a USB drive would be awesome if you use a USB 3.0, but you can get the work done using slow USB as well. So, in contrast, you need these following things.

  1. One high-quality USB flash drive with 16GB of storage.
  2. TransMac software.
  3. MacOS operating system image (DMG file).

How to Create a macos Catalina bootable usb

The guide is simple and straightforward if you follow thiese step.

Download and install TransMac on your Windows PC. It’s paid software with 15-day trial, so you can use it within the time to create a bootable MacOS USB flash drive. If you like the software and to support the developer you can buy the full version.

Plug the USB drive to your Windows computer that you’ll be using to fix your MacOS. And we are going to tell you something straightforward – backup if things stored in USB Drive.

Step 1. Open the TransMac, and select Run as administrator. If you’re using the trial version, wait 15 seconds, and click Run.

Step 2. Use your USB drive right-click on it and select format disk format this will format the USB drive so that it can be used to store the Mac OS operating system. One thing you need took care of that the USB drive needs in GPT partition in order to work on a Mac computer otherwise it won’t boot.

When it prompts select a name for your USB it doesn’t matter but just do it and click ok. If the formatting completed successfully, click OK to continue.

Step 3. Again from the left sidebar right-click on the USB drive and select restore with disk image.

Step 4. Now browse to the location where the Mac OS system image file is located and click ok to load it.

Step 5. Click Yes to create the macOS USB bootable media.

It will take a few minutes to complete the process because the Mac Operating System is larger than any other operating systems like Windows and LINUX in size. Now plug the USB drive to Mac computer in order to install, install or upgrade the operating system to the latest version of Mac OS, which can be Sierra or later.

THE TOOL CAN

  • Apple File System (APFS) volume read support.
  • Open Mac APFS/HFS/HFS+ format disk drives, flash drives, CD/DVD/Blu-ray media, HD floppies, dmg, dmgpart, sparsebundle and sparseimage files.
  • Copy files to Mac HFS+ disks and dmg images.
    Format as HFS+ for Mac .
  • Save and restore images of disks and flash drives.
  • Create, compress, expand and split dmg files.
  • Built in burner functionality to burn ISO and dmg files directly to CD/DVD/Blu-Ray.
  • Read Mac multisession and hybrid CDs.
  • View partition layout.

How to create a GPT partition on a USB flash drive

If the USB flash drive is not working using TransMac, it could be still a partition problem. In this case, you want to redo the entire process again, but this time use the following steps to use the Diskpart command-line utility on Windows to create the appropriate GPT partition.

  1. Open Command Prompt as an administrator. Type cmd in run dialog or open it from the start menu.
  2. Type the diskpart command and press Enter. This will display that is connected to your computer.
  3. Enter the list disk command to view all drives connected to your computer and press Enter. This command will show all of the partitions inside of a disc.
  4. Type the select disk command followed the number assigned for the USB flash drive (e.g., select disk 4), and press Enter. This command will select the disc partition of your choice.
  5. Enter the clean command and press Enter. This erases and formats the disc.
  6. Type the convert GPT command and press Enter. This convert master boot record to new GPT.
  7. Enter the create partition primary command and press Enter to complete the process.

Quickly create a macOS bootable USB on Windows

Now make bootable USB using the TransMac software (follow instructions that are given above). Now connect the USB and power on your Mac computer while holding the option key and then select the USB Flash media to run the installation.

Learn using USB on MAC (Apple support page)

Create

Learn more about making bootable USB.

Article Contents

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?

Make High Sierra Bootable Usb Drive

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 and download the High Sierra patcher application.
  • The above link 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

  • 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

Create High Sierra Bootable Usb From Linux

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.

  • 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

  • Open terminal (command + space, write terminal and hit enter).
  • Now write the following command.
  • Don’t forget changing path to installer 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 🙂

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