DMG file is a compressed file format being used widely on Mac computer. Windows OS doesn't natively support DMG disk image files, so if you need to create a bootable USB drive from a DMG file, mostly for bootable Mac OS X or macOS installation USB, you need a special utility to help you complete the task. The guide from lifehacker: Download Lion from the Mac App Store. The installer should show up in your Applications folder. Right-click on the installer and hit 'Show Package Contents'. Navigate to Contents SharedSupport and look for a file called 'InstallESD.dmg'. Open up Disk Utility and drag.
Are you looking to create macOS Catalina bootable USB installer on Windows PC?
Do you intend to install macOS Mojave/ Catalina on your Mac computer?
Or do want to do a clean installation?
If so, this topic is definitely for you.
Creating a bootable USB installer on a mac computer is easy. You can use the build-in-mac-Terminal with few sample codes.
However, if you don’t know how to use Terminal or you don’t have access to a functional mac computer, then you need to do it on a different operating system like Microsoft Windows or Linux.
As far as Linux is a rarely used by people comparing to Microsoft Windows, i will show you how to create a bootable macOS USB installer on a Windows PC.
Download macOS Catalina/Mojave dmg file.
To create macOS USB installer you need to have a dmg file of macOS Catalina/ Mojave.
For this purpose you can use App Store. if you do not have a functional mac you may download the dmg file from third party websites.
How You Can Create macOS Catalina Bootable USB Installer on Windows PC?
After you have downloaded dmg files , you can initiate making a bootable USB installer. On a Windows PC this can be done via a software called “TransMac”
TransMac is available in both 10 days trail version and premium version. If you can effort i suggest you to use the full version.
- Read Also: Install MacOS Catalina on VirtualBox on Windows PC
- Read Also: Install macOS Catalina on VMware on Windows PC
Steps to Create macOS Catalina Bootable USB Installer on Windows PC?
Step #1: Download TransMac.
To download this software open your broswer and download it from the official website.
Create Bootable Usb Dmg Windows
Step #2: Install TransMac.
Installation procedure of TransMac is as sample as installing other programs on Windows PC. Simply run TransMac.exe then follow on screen instructions.
Step #3: Plug your USB drive to your Windows PC.
You will need at least 8GB USB drive to make a bootable USB installer of macOS Catalina/ Mojave.
Step #4: Open TransMac if it is not already.
Now you will need to run TransMac to procced further if it is not open already. If you are using a trial version of the software you will need to wait a couple of seconds, then click “Run”.
Step #5: After TransMac is launched on your PC desktop, right click on your USB drive, then select “Restore with Disk Image” as you see below.
Step #6: Now select macOS Catalina/Mojave DMG file where you have downloaded and click “OK”.
After you selected the dmg file you will be notified that your USB drive will be formated. Press “Yes” to continue.
Make Dmg Bootable Usb Windows 8
Well done, your bootable USB installer is going to be ready in about 15-20 minutes.
How to Install macOS Catalina/ Mojave?
After you created bootable macOS USB installer follow the following steps to install macOS Catalina or Moajve on your mac machine.
- Plug your bootable USB drive and restart your machine.
- Hold ALT+R keys during starting your mac computer. (Before Apple logo appears)
- Select your bootable USB on the screen and follow on screen instructions.
Conclusion:
You can create bootable USB drive both on mac computer and Windows PC. If you have a functional mac try Terminal and Unibeast.
To create bootable USB installer on Windows PC you can use TransMac for this purpose which comes both in trail and premium version.
I hope you find this article useful. If you find any question leave it in the comment box below.
Related
What’s up guys, in this tutorial I’m going to show you How to Create Bootable USB Installer for macOS High Sierra Windows 10 Operating System. There are few applications that you need to download in-order to successfully create a bootable USB Flash Drive to install macOS High Sierra Windows 10 PC.
Firstly, you need to download TransMac application as we will use this to write files onto flash drive. Once you have downloaded and installed TransMac, run the application.
TransMac is a Paid Application. But the trial period will last for 15 days, this is more than enough for us to Create Bootable USB Installer for macOS High Sierra Windows 10.
Before you click Run, just make sure you have plugged-in your 16 GB USB Flash Drive.
Now, Click Run and proceed with the trial of 15 Days. You should see the following screen once you click Run.
Right-Click on your USB Flash Drive and select the option Format Disk for Mac.
When the warning pops-up click Yes.
TransMac will now ask you to name your ISB Drive. I will name my USB Drive as “USB Installer“, but you can name it anything you like. After you Name the USB Drive click OK.
Click Yes, when TransMac will give you the Overwrite warning.
Now, just wait for few moments, as the formatting process is going on.
Once the formatting is successfully completed you should get this following confirmation. If it is not a success, please follow the steps again and format your flash drive.
Click Ok, and now right-click on your USB Flash Drive again and select the option Restore with Disk Image.
Click Yes, when TransMac gives you a warning for Overwriting.Next Step is to Select the dmg file for macOS High Sierra. You would need an Mac to download the macOS High Sierra Installation file from Apple Store.
To locate the DMG File, follow these steps
After you have downloaded the High Sierra app, locate the InstallESD.DMG from the installer.
In Applications folder: Right-click on Install MacOS High Sierra app, then choose Show Packages Contents to reveal Contents folder.
The MacOS High Sierra InstallESD.DMG is found under: Contents/SharedSupport/
Now copy this InstallESD.DMG as you need it in TransMac to Create macOS High Sierra Bootable USB Installer on Windows 10.
Ok, so lets continue with TransMac Restore Disk Image to Drive. On this screen, select the InstallESD.DMG file and click OK.
Click Yes, when TransMac Gives you the Overwrite warning.
Now the TransMac will start the process of Restoring High Sierra Image on the Flash Drive. this will take 15-25 minutes, depending on the speed of your flash drive.
Ok that should be it for this tutorial on How to Create macOS High Sierra Bootable USB Installer on Windows 10 PC.https://techhowdy.com/high-sierra-bootable-usb-installer-on-windows-10/https://techhowdy.com/wp-content/uploads/2018/05/Create-macOS-High-Sierra-Bootable-USB-Installer-on-Windows-10-1024x641.jpghttps://techhowdy.com/wp-content/uploads/2018/05/Create-macOS-High-Sierra-Bootable-USB-Installer-on-Windows-10-150x150.jpgHackintosh TutorialsCreate macOS High Sierra Bootable USB Installer,Create macOS High Sierra Bootable USB Installer on Windows,Create macOS High Sierra Bootable USB Installer on Windows 10,High Sierra Bootable USB Installer on Windows 10,macos high sierra bootable usb,macos high sierra bootable usb download,macos high sierra bootable usb from windows,macos high sierra bootable usb installer,macos high sierra bootable usb terminal,macos high sierra bootable usb windowsWhat's up guys, in this tutorial I'm going to show you How to Create Bootable USB Installer for macOS High Sierra Windows 10 Operating System. There are few applications that you need to download in-order to successfully create a bootable USB Flash Drive to install macOS High Sierra Windows...DemonLyoidLopeslyoid_lopes@yahoo.comAdministratorHi there, I am Lyoid Lopes. Internet Marketer and Blog writer. I am Software Engineering Technology graduate from Centennial College Canada. In Techhowdy I publish new technology news every day. You can reach me Facebook, Twitter and Google +TechHowdy