For those who don't know, DMG files are mountable disk image files for Mac OS, just like ISO files of Windows OS. DMG files are generally found to be compressed and encrypted. Since it is Mac OS compatible, so it is easier to burn it to USB using a Mac platform. In fact, you can do that with in-built utilities. But when you are about to use it on a Windows system, you would need extra help of either offline third-party tools or online tools to do the job.

In this article, we will show you 5 ways to burn DMG files to USB using both Windows and Mac OS platform.

Part 1. Burn DMG to USB on MAC

This method may vary depending on which Mac OS version you are currently running, but the overall concept is same for all. The in-built disk utility on Mac is ideal for burning DMG to USB. Once the DMG is burnt, the USB drive, now bootable can be used as an installer on any other mac System.

Step 1. Navigate to the following pathway: Application>> Utilities>> Disk Utility.

But you will mostly need two things to create a bootable USB flash drive. An image file, and a USB flash drive to write the same on. If you are having these two things, you are ready to create a bootable USB flash drive. BalenaEtcher is thus, perfect for the purpose. It doesn’t have unnecessary options to confuse you. BalenaEtcher offers a. Click the Windows START button, and click WINDOWS USB/DVD DOWNLOAD TOOL in the ALL PROGRAMS list to open the Windows USB/DVD Download Tool. In the SOURCE FILE box, type the name and path of your Windows ISO file, or click BROWSE and select the file from the OPEN dialog box.

To reformat the USB drive, plug it in to your Mac and open the Disk Utility. Once open, find your USB drive and click on the drive itself (not a partition). Then click 'Erase'. Here you can choose a name, format, and scheme. I'm going to name mine 'Ubuntu image' but the name doesn't really matter. Then we'll to use the format MS-DOS (FAT). You can in fact boot Windows from a USB drive on a Mac. I've done this recently with the Windows 10 Technical Preview, but the software I used should work with Windows 7+, but it does have a disclaimer that says Windows 7 does not support USB 3.0, so if you're trying this on a newer Mac, you'd have to use Windows 8 or higher. Method #1: Create A Bootable Windows 10/8/7 USB on Mac with Bootcamp. As a dual-boot booting tool, Boot Camp Assistant is highly regarded in the field of creating Windows 7/8/10 bootable USB since it was released, it provides the ability to download drivers, re-partition, and add new partition on your Mac.

Step 2. Click on the Disk Utility option to run it.

Step 3. Insert your USB drive and check if it appears on the left side of the Disk Utility operating Window. It means the drive is recognized by the system.

Step 4. Now open a Finder Window and browse to locate your DMG file. Drag the file to the Disk Utility Window.

Step 5. Now specifically select the file by clicking on it, and then click on 'Burn' option from the same Window.

A pop-up will appear, select the USB drive as your destination drive and click 'Burn' again to proceed.The process will take some time depending on the MAC os version you are using. Once done, take out the USB for later use.

Part 2. Convert DMG to ISO First then Burn to USB

In this approach, we will perform the task on Windows platform. To do this, we would first convert the DMG to ISO file format, since this is the file format Windows fully support. Then use any free ISO burners to burn ISO file into your USB drive. You can do this task using certain online converter as well. But we would use command prompt (command line interpreter of Windows OS) to do the job.

Step 1. Make sure you have the DMG file ready in your computer.

Step 2. Press 'Windows + R' to get the 'Run' dialogue box. Type 'cmd' and hit 'Enter' to get the black command prompt dialogue box.

Step 3. On the black screen of cmd, type the following syntax and hit 'Enter': dmg2img.exe {source file.dmg} {destination file.iso} .

For instance, dmg2img.exe c:Apple.Mac.OSX.v10.7.Lion.dmg c:mac.iso. The processing will take some time. After that, the DMG will be converted to ISO.

Step 4. Finally, you can use any freeware ISO burners, like PowerISO, ISO editor, Free ISO burner to burn the ISO file to your blank USB drive.

Part 3. Burn DMG to USB on Windows using UUBYTE

UUBYTE DMG Editor is a great tool that can seamlessly write DMG file to USB drive with the booting information and make it bootable. It's a fast and effective way to create a macos bootable installation drive. Apart of the DMG burning option, it also provides 'Extract' option which allows you to extract any files and folders from DMG file to computer. In the aspect of software usability , for those users who are not particularly tech-savvy, WonderISO has eliminated the hassle of performing lengthy and confusing steps. This is a third-party tool which can do the job both on Windows and Mac OS. It can not only burn DMG files to USB, but it can burn various other files formats like ISO, RAW, IMG, ZIP, BZ2, etc. It supports multiple disk image burning at the same time, which is quite unusual. Regular software updates are available from time to time. For your queries, professional team for customer support is available.

Step 1. Download the tool for sure from its official website to get the authentic one. Install it with on screen guidelines. Run it by clicking 'Run as administrator' from the right-click sub menu. On the first screen, you will be presented with two options to choose: Burn and Extract. Click on 'Burn' option.

Step 2. In this screen, Insert your USB to any free USB port and wait till the device is recognized.

Step 4. A new Window will pop-up. Here browse to select your DMG file from the computer directory, mention the USB drive to store the burnt image, and finally click 'Burn' option to start the process. The progress can be seen by a progress bar.

When it is done, take out the USB drive and insert your Mac computer. You can boot your Macbook from this USB drive by clicking the option button during bootup and select this USB drive.

Part 4. Burn DMG to USB on Windows using PowerISO

PowerISO is another third party tool which can burn Mac os DMG to USB drive on Windows 10. It can compress, edit, burn DMG files apart from ISO files. You just have to make certain changes to the tool's default settings to bring about the change. Apart of DMG file, it's also a great tool to process ISO image, CD/DVD burning and other process.Make an image and modify the preferences your ISO is prepared to use.

Step 1. Download the tool from any free software distributing sites to the computer which stores the DMG file.

Step 2. Insert your USB drive to any free USB port. From the tool main interface, click on 'Tools', and then 'Burn' option.

Step 3. When a new operating Windows turns up, set the burning speed to a optimum value that your hardware can handle. Click on 'Burn' once more to initiate the burning process.

The third method is recommended if you don't have much experience with command prompts and ISO burners. It is an easier and direct approach. You don't even have to get an additional ISO burner to do the job, since it is in-built. So UUByte DMG Editor appeals to novices or beginners.

If you’re still using a Mac OS X the time will come when your computer won’t boot, or a problem may arise where you can’t take control of the device, and booting from an OS X installation media will be required.

This is why it’s recommended that you make a Mac OS X bootable USB when your Mac is in working conditions. However, if you find yourself on a scenario where your device (iMac, MacBook Pro, Air, Mac Pro or Mini) is not responding and you happen to have a Windows 10 device, then you can still be able to make a USB bootable installation media for your Mac OS X to reinstall the operating system using the Recovery Assistant.

These instructions will also work for Windows users who are running Mac OS X on a virtual machine and need to upgrade to the latest version. For instance, to OS X Yosemite.

Requirements

Before you dive into this guide, you’ll need a few things:

• A broken Mac computer with Mac OS X.
• A trial copy of the TransMac software.
• One high quality USB flash drive with 16GB of storage.
• A copy of Apple’s macOS (DMG file).

Now that you have all the necessary ingredients, you’re ready to make a Mac OS X bootable USB using the DMG file of the operating system with the steps below.

Bootable Usb For Mac On Windows Program

Create Mac OS X bootable USB installation media

Mac Bootable Usb Drive

Before you can use TransMac, you first need to partition your USB flash drive with a GPT partition, as a normal MBR partition may not work. To do this, you’ll need to use the Diskpart command-line utility on Windows 10.

Setting up GPT partition

Use these steps to set up a USB drive with a GPT partition:

1. Open Start on Windows 10.

2. Search for Command Prompt, right-click the top result and select the Run as Administrator option.

3. Type the following command to open Diskpart and press Enter:

4. Type the following command to determine the USB flash drive and press Enter:

5. Type the following command to select the storage and press Enter:

   Quick tip: The select disk 1 command as an example, but you have to replace 1 with the number of the flash drive you want to use.

6. Type the following commands to delete everything from the USB thumb drive and press Enter:

7. Type the following command to convert the drive into a GPT partition and press Enter:

8. Type the following command to select the new partition and press Enter:

After you complete the steps, the USB flash drive from MBR to GPT format, you can use the steps below to create a bootable USB installation media to install Mac OS X.

Windows Bootable Usb On Mac

Create USB install media

Use these steps to create a bootable media to install Mac OS X:

1. Download and install a copy of TransMac.

   Quick note: TransMac is a paid software, but it has a 15-day trial solution, that give us more than enough time to move the DMG files to the USB drive from Windows. (If you want to support the developer, you can purchase the full version.)

2. Insert the USB drive that you’ll use to fix your installation of OS X. (Remember that all the data in the USB will be erased. Make sure you take off any important documents.)

3. Right-click the TransMac software icon and Run as administrator. (You’ll be prompted to Enter Key or Run, because we’ll be using it once, click the Run option.)

4. On the left pane, you’ll see all the Windows PC drives listed, right-click the USB drive that you’re intending to use to reinstall Apple’s OS X and select the Restore with Disk Image option.

5. In the warning dialog box, click the Yes button.

6. Use the Restore Disk Image to Drive dialog box to browse for the DMG file with the installation files for Mac OS X Yosemite in this case, and click the OK button to create a bootable USB of the operating system.

   Now, you’ll have to wait a long time. No kidding. It could take one or two hours to complete the process depending on your computer and other variables.

Once your bootable USB installation media is ready, remove it and insert it into your Mac, power it on, holding down the Option key, and select the USB you just created to reinstall Mac OS X.

If you’re having issues trying to create a bootable media, you can get a USB flash drive that comes with Mac OSX ready to install.