FAT32 has a file size limit of 4GB while the installation ISO now contains one file that is larger.These instructions will guide you to quickly make a bootable USB installation media for Mac OS X on Windows, this works with Yosemite and previous version of the OS.If you have downloaded an ISO image of another operating system, say Ubuntu Linux or Windows 10, and you wish to turn that ISO image file into a bootable USB installer drive using a USB flash drive or USB key, you’ll find the most reliable way to copy or ‘burn’ the ISO to that target USB volume is by turning to the command line of Mac OS X.How to Create a Bootable Mac OS Installer from Ubuntu Linux Format a > 32gb USB drive as ExFAT Download El Capitan ( InstallOSX.dmg ) to the USB drive.To overcome this, we will need to use a tool, Wimlib, which is able to split this file in two parts. The main reason for this is because macOS supports only FAT32 as filesystem that is compatible with Windows (and ExFat but that causes issues to boot from). Plug in your USB drive into your Mac.Unfortunately, since some time, it became a bit more complicated to create this USB drive from macOS. Iso file and keep it in a memorable location. Again, like the first method, you will need a USB drive (with a capacity of 16GB as a minimum recommendation) and you will also need to download the. Method 3: Use UNetbootin on Mac UNetbootin is free to use and allows you to make a bootable USB drive for Windows 10 using your Mac.You will need one that is at least 8GB. Iso file on your Mac: Prepare the USB driveWhile the ISO is downloading, we can prepare our USB drive. When you open this link on macOS, it should show you the ability to download the ISO rather than the Media Creation tool, which is shown when opening the same on a Windows-based PC.Choose for Windows 10, then select the preferred language, go for the “64-bit Download” and wait for the download to complete to get the.Once the ISO file is download as well, double click the ISO file to mount it. Copy all smaller files to the USB driveAfter the previous step, our USB drive is prepared. Finally click “Erase” to complete the process. In the dialog, enter a name for the drive (WINUSB here), choose to format as “MS-DOS (FAT)” and “Master Boot Record” as scheme.
The easiest way to get this installed on your Mac is by using Brew ().So, as just mentioned, we start by installing Brew. This is a tool that is developed to work with, and modify. Unfortunately we have to work around that by splitting the file in two parts, smaller than the limit of our file system on the USB drive.To accomplish this, we can use Wimlib (). Quicktime player for mac 106 8“/Volumes/CCCOMA_X64FRE_EN-GB_DV9/sources/install.wim” which is the source file to split. “split” to indicate that we want to split this larger file In the same or a new Terminal session, execute the following: ~ % wimlib-imagex split /Volumes/CCCOMA_X64FRE_EN-GB_DV9/sources/install.wim /Volumes/WINUSB/sources/install.swm 4000Splitting WIM: 4654 MiB of 4654 MiB (100%) written, part 2 of 2Finished splitting "/Volumes/CCCOMA_X64FRE_EN-GB_DV9/sources/install.wim"In the command above, we told to execute the wimlib-imagex tool (part of Wimlib) and passed some arguments: ~ % /bin/bash -c "$(curl -fsSL )"=> Checking for sudo access (which may request your password).Once Brew is installed, we can use it to install Wimlib: ~ % brew install wimlib=> Pouring wimlib-1.13.4.big_sur.bottle.tar.gz□ /usr/local/Cellar/wimlib/1.13.4: 65 files, ~ % Split install.wim and get it on the USB driveNow that we have Wimlib installed, we can use it to split the large install.wim file and copy it to our USB drive. Size of the destination file, so the file will be split in a part of 4000MB and the rest.After this command completes, you can see that now two files were created on the USB drive:The Windows 10 installer knows how to deal with these and will just work fine.That should be all you need to create a bootable USB drive for Windows 10 installation. Adjust this as well when you chose something different earlier. As with the ISO name, here WINUSB is the volume label I gave to my USB drive when erasing it with Disk Utility. “/Volumes/WINUSB/sources/install.swm” the destination of where the split files should end. Just do ls /Volumes from the terminal to see what is there. To Usb From Windows Drivers For Use/brigadier: ~ % cd brigadier-master %. Brigadier, which is basically a script, works just from macOS directly as well.From the author’s Github page: , click the green Code button then choose to “Download ZIP”Once the file is downloaded, open a fresh Terminal session and navigate to the “brigadier-master” in your Downloads folder, then simply execute it using. As I did from Windows in a previous article, I will use Brigadier for this. If you, on the other hand, plan to use this for installation on a Mac, it is a good idea to go through these additional steps.The goal of this is to fetch the necessary drivers for use on Mac. ![]()
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