Today I am showing how to make a boot able USB drive for Mac Using a.dmg file, 8gb usb drive, and the Disk Utility that comes with Mac OS X. I hope this hel. You set your Mac or Macbook which disk to start up from when more than one startup disk is connected. This works for USB drives including the NinjaStik For 2018 to 2020 Macs with the Secure Boot T2 Chip, see the 2020 Macbook Pro Boot from USB instructions. A “startup disk” is a volume or partition of a drive that contains a bootable operating system. Device Control by Endpoint Protector acts as a USB blocker, proactively locking down and monitoring the use of USB, card readers, Bluetooth devices, etc. For macOS and can be managed centrally from the intuitive web-based interface.

Macbooks or iMacs hardly require reinstallation of their Mac OS, but when they do then it’s a fairly difficult process especially if your secondary computer is Windows. Reinstalling Mac OS is a time-consuming process and requires a lot of patience that’s why recommend doing this process in your free time or weekends.

To get started with you require a USB drive with at least 8GB storage (16GB recommended). Then you need a working Mac OS ISO or DMG Installation Image. You can download it from the Apps Store or you can find Mac OS Image at ISORIVER.

There are 2 Methods to Create a Bootable USB drive of Mac OS on your Windows PC.

Method 1: Using TransMac

1. Download TransMac’s latest version for Windows from this link.
2. Connect your USB drive
3. Right Click on your USB drive option in TransMac and select Format Disk for Mac
4. After that, right-click the USB Drive and select Restore with Disk Image
5. Point to your Mac OS .dmg or .iso file by clicking the add button.
6. After that TransMac will create bootable Mac OS USB within few minutes.
7. Then you can insert it into your Mac, hold down the option key while turn on and boot your system with this USB.

Method 2: Using PowerISO

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Another disk image utility that you can use is PowerISO. It can be used for burning both ISO files and DMG files to USB to create a bootable drive. Follow the steps below to Create a Bootable Mac OS USB on Windows PC.

Make Mac Os Usb

Step 1: Firstly Download PowerISO and install it in your Windows PC. Launch the app and insert a USB drive into your computer.

Step 2: Import the DMG / ISO file directly by clicking on ‘Burn’ in the toolbar.

Step 3: In the Burn window, select the DMG / ISO file from the Source File section.

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Step 4: You can modify the settings to adjust burn speed. The default will be set to the maximum, so you can reduce that.

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Step 5: You can choose to finalize the disk and verify it. Any errors in the bootable USB will show up at that point.

Step 6: Now click on “Burn” and wait for the progress bar to reach 100%.

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After the successful creation of Bootable Mac OS USB, boot your Macbook from this USB drive by clicking the option button during bootup and select this USB drive.

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Watch this Video Tutorial

That’s it for the tutorial If you face any issues or had any query then please let us know in the comment section below. You can also send us an email via the contact us page for personalized support.