Format Usb On Mac For Windows El Capitan

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If your Mac suddenly refuses to boot up properly, you might need bootable macOS install USB to make repairs. But how do you create such a disk if all you're left with is a Windows 10 computer? Fortunately, there's a great tool that you can use for free to create bootable macOS media on a USB drive in a Windows 10 environment. This article shows you how to download a macOS DMG file, format a USB drive using a GUID Partition Table, burn the DMG to the drive and boot your Mac from the USB. All the steps except the last one are done on a Windows 10 machine.

Part 1: Download macOS or Mac OS X DMG File

Oct 25, 2015  This tutorial is for Mac OS X El Capitan, yosemite, etc. That is based on Mac OS X versions and successfully working on Windows 7 / 8.1 / 10. The Mac OS X image is required in order to proceeding further steps (i.e. Mac OS X DMG / ISO files) and a USB Pen drive with minimum 8gb size is required. Oct 11, 2015  This video is a part of guide to Make EL Capitan Bootable USB Installer, direct download links to download EL Capitan 10.11 AppStore Application is included in.

Capitan

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  1. Apr 03, 2016  In the following instruction, we show specifically how to make a Mac OS X bootable installation USB from El Capitan.DMG, Yosemite.DMG, Maverick.DMG or any OS X older versions on Windows PC. This is cool for Windows users who want to install Mac OS X on their PC, but useful for Mac users when their Mac is not working and needs to be re-installed.
  2. Mar 13, 2016 1. When the OS X El Capitan and Unibeast downloaded, open Disk Utility and click Erase then enter a name and select format, click Erase. Notice: If you have used the USB in Windows Before, it will need to be erased and change the format. Disk Utility.
  3. Access to a Mac for downloading OS X El Capitan from the Mac App Store, and preparing the UniBeast USB Drive, which is necessary for the final installation. A USB flash drive with 16GB capacity is recommended. Be aware that the drive itself will be formatted as part of the process, so any documents or files need to be backed up prior to beginning.
  4. To do in Windows, we already shared a very specific instruction from here: Make Bootable Installation USB from Mac OS X.DMG on Windows PC. At for Mac users, there will be 2 doable methods. METHOD 1: Using DiskMaker X. Run, DiskMaker X, then.choose El Capitan (10.11). Next, choose Use another Copy. Double click on El Capitan.DMG to mount it.

The first step is to get the DMG disk image file for the version of macOS that you want. You can get a copy of the latest macOS version from Apple download portal or App Store here. There are also several other direct download sites that offer various versions of Mac OS X in DMG format rather than the standard APP format that runs on Mac. Since you're working in a Windows environment, you need the DMG rather than the APP file.

Part 2: Format USB Drive to GPT

Mostly, the USB drive was formmated to FAT32 in default when being shipped out from the factory. However, FAT32 can be only used for installing OS with legacy BISO, which doesn't work for macOS. So the next step is to format your USB drive in the GPT partition style in order to burn installation files to the desired USB drive. You can do this in Command Prompt as admin. In elevated Command Prompt (Ctrl+Shift+Enter), input the following series of commands followed by Enter after each line:
Diskpart
List disk
Select Disk X (X stands for the USB drive name that appears after the previous command)
Clean
Convert GPT
Create partition primary

Part 3: Create Bootable macOS USB from Windows 10

You have now formatted the partition of USB drive. It's time to download UUByte DMG Editor for Windows. Although this is a premium software, you can use the initial free trial period to create a bootable macOS USB drive on Windows 10. After installing the application, follow the sequence of steps shown below:

Step 1: Right-click the software icon on desktop and select 'Run as Administrator' from the contextual menu. Choose 'Run' when prompted.

Step 2: Insert your formatted USB drive, and click 'Burn' ta on the main screen.

Format Usb Mac El Capitan

Step 3: Click 'Browse' button to import macOS dmg file into the program. And select the USB drive name from the second row. You can also set a volume labe for that USB drive.

Step 4: Click 'Burn' button at the bottom to start the process. You will see a progress bar and wait around 10 minutes to get it done.

Step 5: Once the progress bar is at 100%, a bootable macOS USB is ready. After that, you can use that USB drive for installing macOS.

This is one of the easiest way to create a bootable macOS USB on a Windows PC. The steps are simple and instructions are pretty clear.

Part 4: Boot macOS Install USB on Mac

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Now remove the USB drive and insert it into the Mac computer. To boot from the disk, you need to hold down the option key when you hear the boot chime. This will take you to the Startup Disk Manager, where you should be able to see the USB drive. It might have a different name, but as long as it is bootable, you'll be able to see it there. Once you select it, the computer will boot from the disk and the macOS installation will begin.

Conclusion:

The whole process might look a bit complicated if this is your first time, but just follow the instructions in this article and you should be fine. That being said, you need to be careful when downloading the DMG file and formatting your USB drive. If you don't do these two steps correctly, the output drive from the UUByte DMG Editor software won't be bootable, which means you can't install macOS using it, and you may need to do the whole thing over again.