In this article, I want to show you How to create a Bootable USB for Mac OS Sierra with TransMac. Mac OS Sierra is one of the most useful operating systems among other operating systems for Mac, this article will help you to create easily your flash Bootable for Mac, as in previous article I wrote the article How to create bootable USB for Mac OS Mojave on windows 10 using Unibeast there are many ways to create a Bootable USB for Mac OS Sierra, But this will be easy to create, I recommend you to try once with TransMac.
Why We use TransMac for Mac OS Sierra?
Jun 19, 2017 To create a bootable macOS High Sierra USB installer, you need a USB 2.0 or USB 3.0 drive with a capacity of at least 8GB. Creating the installer will erase all data on the USB drive, so make sure to back up any existing data that may be on the drive. Sep 27, 2017 The simplest way to create a boot USB drive is to download DiskMaker X and use it to create your drive. Generally, the latest version supports only the latest version of macOS; if you want to install something older than macOS High Sierra, check the list of older versions and download one that’s compatible with your chosen operating system.
TransMac from Acute Systems is Windows software that can copy and manage files and folders on Apple drives and devices, including Mac-formatted hard drives, flash drives, and other storage devices, as well as open and burn disc images and .dmg and .sparseimage files. It’s shareware that you can try for free for 15 days. Recent updates include an improved open file dialog, speed enhancements, and Windows 8 compatibility.
TransMac for Windows can open the Macintosh file and Apple file system, it consists of high features that format Disk drives, USB drives, HD floppy drives, CD/DVD, DMG, and it can split and merge files of HFS+APFS dmg disk images. The win is Win and Mac is Mac it can be used compatibility for both, and the user can use this software for whether Windows or Mac. Or you can install TransMac Zip file or executable file too.
Now for Creating a Bootable USB you need this below require that you should download that, after that, you can mac your USB Bootable for Mac OS Sierra.
Related:
Now create Bootable USB for Mac OS Sierra with TransMac
Before going to Create USB Bootable for Mac OS Sierra you need to download and install TransMac. therefore, you can download the required software from the given above link, and follow the steps How to install that.
Step 1. On welcome to the TransMac setup Wizard click Next. on the next screen on TransMac License Agreement select I Accept the agreement and click Next.
TransMac Installation
Step 2. After clicking next, in this step select the destination Location, and click Next. on select start menu folder click Next.
Step 3. In this step of Select Additional tasks, select Put an icon on the desktop, Associate TransMac with. dmg and, sparseimage files, and on the Ready to Install Hit Install. wait for a minute to install the TransMac successfully.
TransMac Installation
Now Run TransMac for creating Bootable USB
Step #1. After that, you have successfully download TransMac software and completed the installation process so therefore you need to open that for creating USB a bootable USB. Therefore, Righ>click on TransMac and select Run as Administrator.
Step #2. In this step, while you launch the TransMac so After that the flash disc will appear there, and you need to Right>click and select the Format Disk for Mac.
Step #3. In this step, This disk may contain Mounted PC volumes. formatting will overwrite them. Are you sure you want to continue? then click on YES.
Format Warning
Step #4. After clicking on Yes, in this screen another option will come that select a Volume Name, It is optional and clicks on OK.
Step #5. In this step, your disk will be asked to format and click Yes, then wait for a minute for completing the process.
Warning of formatting the disk
Step #6. After that, you successfully formatted the disk for mac. Therefore, in this step again Right>Click on the USB drive and select Restore with Disk Image.
Step #7. In this step warning, select Yes to continue.
Warning message for Mac
Step #8. A new dialog box will appear so click on given option to browse for DMG file of Mac OS Sierra.
Next #Step
Step #9. In this step select the Mac OS Sierra DMG and click Open.
Select Mac OS sierra DMG file
Step #10. In this, you will see that Mac OS Sierra is the selected file that you want to copy that on your USB.
Step #11. In this step, click on “YES” it will take at least 30 up to 35 minutes to copy the Mac OS Sierra DMG file, Just be patient and wait to copy.
Final Warning
Conclusion
Now you are successfully done! and created a Bootable USB for Mac OS Sierra and now you are ready to install the Mac OS Sierra operating system on your computer. So that’s all about How to Create a Bootable USB for Mac OS Sierra on windows using TransMac, Therefore, if you faced any problem feel free and comment on the comment box, and share your ideas and opinions, furthermore, we will discuss on that.
There are various ways to boot macOS. Aside from using the built-in Startup Manager, you can also boot into Verbose, Safe, and Target Disk modes. In addition to this, macOS users also have an option of picking a disk to boot the operating system from. But let’s delve into something more specific. You’re about to find out how to boot your Mac up directly from external storage, specifically flash storage or a USB-based flash drive. Learn how to create bootable flash drive for Windows 10.
Why You Need to Boot from External Drive?
There are many occasions you may have trouble with your Mac.
Let’s begin with the obvious question here; what are the basic requirements for creating bootable USB for Mac?
How to Create Bootable USB Drive for Mac?
If you are not able to login to your Mac, you need to use Time Machine backup disk. Otherwise you should have another Mac for creating a bootable USB.
1. USB Drive
The macOS installer file is large with approximate size of 6 to 10GB depending upon the version. Also the process needs to sufficient storage space on your USB. So ensure to have at least 32GB or greater storage space on your USB drive.
Remember to copy and backup the USB since you need to delete the entire content for creating the bootable drive.
2. An Intel Based Mac
Apple transitioned to an Intel processors in 2005. In other words, if your Mac is not older than 2005, you should be fine.
3. Format USB Flash Drive to Apple File System
First, plug in your USB drive. Press “Command +Spacebar” to access Spotlight, then type “Disk Utility”. You can view the current file system of the USB drive. In our example, we have FAT32 file system which is compatible on Windows. You need to erase and format the USB to be compatible with your Mac.
Click on the “Erase” button on “Disk Utility” and choose the format as either APFS or Mac OS Extended. In most cases, your Mac will show the supported format by default and you don’t need to change it. On older Mac, you will see an additional scheme option, choose “GUID Partition Map”. Click on “Erase” button to continue further.
Disk Utility will delete all content on the USB and format it in the selected APFS or Mac OS Extended format.
4. MacOS Installer File
In order to create a bootable USB drive for Mac, you need download Mac OS installer. Open App Store on your Mac and search for the latest macOS version. Remember, App Store will only have the latest version which is macOS Mojave at this point when we write this article. Search for “macOS mojave” and click on the “Get” button.
This will start downloading the installer file to your “Applications” folder.
5. Creating USB Installer![]()
After downloading, the installer will automatically ask you to install macOS Mojave. Simply quit the installer without starting the installation.
Ready to start.
To continue we need to erase the volume at /Volumes/Boot Disk.
If you wish to continue type (Y) then press return:
Create A Bootable Usb Drive Mac For High Sierra Vista
Note that Apple discourages booting with an earlier macOS version than the version your device is shipped with.
6. Boot Mac from USB
Follow the below process to boot your Mac from bootable USB:
Create A Bootable Usb Drive Mac For High Sierra Mesa
Create A Bootable Usb Drive For Mac High Sierra
![]() Wrapping Up
As simple as the process seems, it tells you a lot about your system. For example, if a USB flash drive that contains a bootable copy of macOS doesn’t show up on the Startup manager, you may need to repair the disk permission. Also, remember to format the USB drive with a APFS or Mac OS Extended format.
That said, now you know how to boot up another version of or a copy of macOS and troubleshoot possible issues with your device.
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December 2020
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