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How to Create Bootable USB Flash for MacOS in Windows?

Posted in Article, Mac1 year ago • Written by Ghulam AbbasNo Comments

In Last two lessons, we learned How to install MacOS Sierra 10.12 on VMware? and How to install MacOS 10.12 on VirtualBox? But this time in today ‘s lesson I have decided to dual Boot my laptop with Windows 10 and MacOS Sierra. But before that, I need to create a bootable USB drive of MacOS Sierra to install MacOS on my Laptop. There are several ways that you can create a bootable USB for Mac in windows. In this lesson, I will show you How to create Bootable USB for MacOS Sierra in windows with TransMac, but in next lesson, I will show you How to create a bootable USB for MacOS with Virtual Machines like VirtualBox and VMware. So stay tuned.


In order to create a bootable USB for MacOS Sierra 10.12 in windows you have to download the given Files:

  1. Buy USB Flash Drive.
  2. TransMac.
  3. MacOS Sierra 10.12 dmg file format.

I recommend you to use USB 3.0 or USB 3.1 because it can save much time of  yours. USB 2.0 can do the job but it will take so much time.

Features of TransMac:

TransMac is a small software which is created by acute systems. It has the ability is, it can open Mac format disk drives and dmg files in Windows.  Unfortunately, it is not free, you can use it forb 15 days without any key but after 15 days it needs to be purchased.  Let’s take a look at its features:

  • It can Open Mac format disk drives, flash drives, CD/DVD/Blu-ray media, HD floppies, dmg, dmg part, sparse bundle and sparse image files
  • Copy files to Mac disks and dmg images.
  • The format for Mac and restore disks and flash drives.
  • Create, compress, expand (convert to iso), split and merge dmg files.
  • Built in burner functionality to burn ISO and dmg files directly to CD/DVD/Blu-Ray.
  • Read Mac multisession and hybrid CDs.
  • Check partition layout for disks.

Installing TransMac:

Installing TransMac is not a big deal, but again for working perfectly you have to follow these steps:

Step #1. After downloading TransMac form Open it.

Step #2. In welcome to the TransMac Setup Wizard click next.

Step #3. In License Agreement, select I accept  the agreement and click next.

Step #4. In Destination location also click next.

Step #5. In select Start Menu folder click Next.

Step #6. IN additional Tasks click next.

Step #7. Ready to install window, click install.

Step #8. In the last window click finish to finish the process.

Create Bootable USB Installer for MacOS Using TransMac

Step #1. Insert the USB Flash.

Step #2. After installing TransMac, Launch it.

Step #3. Find the USB flash on TransMac. Right-click and select Restore with Disk image.

Create Bootable USB-MacOS-Windows

Select Restore with Disk Image

Step #4. After selecting Restore with disk image, a window will open which asks from you. Administrator Privileges are required to access to this disk. You have to select Yes and Yes after that TransMac will Restart.

Create Bootable USB-MacOS-Windows

Administrator Permission Required

Step #5. When TransMac opens again to find the USB Flash, right-click and select Restore with Disk image.

Create Bootable USB-MacOS-Windows

Select Restore with Disk Image

Step #6. It gives you a warning it will overwrite the USB Flash. You have to click Yes and go on.

Create Bootable USB-MacOS-Windows


Step #7. Now you have to select the dmg file  by click on three dots back to back and select the dmg file which you have downloaded from below link.

Create Bootable USB-MacOS-Windows

Select dmg file

Step #8. It is the last warning for you. It will ask you again it will overwrite the USB Flash. All you have to do is click Yes and go on.

Create Bootable USB-MacOS-Windows

Last Warning

Step #9. Now you have to wait until it should export the dmg files into the USB Flash. USB 2.0 will take about 20 to 50 minutes, but USB 3.0 or 3.1 will take 5 to 10 minutes.

Create Bootable USB-MacOS-Windows

Restoring Image to Disk

Step #10. When it completes the exporting files, it will tell you, restore completely. You have to click ok.

Create Bootable USB-MacOS-Windows

Restore Complete


It was all about, How to Create Bootable USB for MacOS in Windows? I hope you have learned this article, I hope you will ask your questions, give us your suggestions, opinion about what articles we have to write. If you faced any problem tell us below by comment, Feel free to tell us. we’re waiting for your suggestion.

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