Use the following wimlib command to copy the install file to the USB drive: Rsync -vha -exclude=sources/install.wim $WIN_VOLUME/* /Volumes/$DRIVE_NAME After mouting your ISO file then you will need to move the files to your USB drive, because install.wim is too large to copy, so don't move it in this step, just do it in the next step separately. Hdiutil mount /Users/your-username/Downloads/Windows.iso

Then press the Enter to run the command, it will start to mount your Windows ISO image file, once the ISO file is mounted successfully it will print the path and volume name. Now, let's start to mount your ISO file, type the command hdiutil mount in the Termainal then drive the ISO file from Download folder to the Terminal application, it should look like this. This command will format your USB drive and make it bootable for UEFI-based computer, and we name it as 'WINDOWS10,'. Make sure you've created a copy of your USB drive before formatting.ĭiskutil eraseDisk ExFat 'WINDOWS10' MBR disk2 Now, we need to format your USB disk in the Termainal by running command. Your USB drive may be /dev/disk2 or /dev/disk3, in my case, it's 'disk2' We need to display all the list attached disk drives by runing the diskuti list in the Terminal. Connect your USB flash drive or external hard drive to your Mac computer. Then reopen teh Terminal applicatio and type the following command to install wimlib. You may not sure if you've already installed the Homebrew and wimlib. Since it's a command line-only utilty without interface, which may be difficult for some novice. Making a USB bootable on macOS isn't as easy as formatting it in a Disk Utility and copying files to USB drive, you will need to mount the USB drive with Terminal. Ceating a bootable Windows 10 USB without BootCamp is not nearly as complicated as it seems, depending on how you want to do it.Ĭreate Windows 10/8/7 Bootable USB on Mac without BootCamp Method 1. Such as: 'Boot Camp only supports drives with a single partition', 'Bootcamp can't recognize the Windows 10 ISO', 'Not enough space on the Bootcamp intaller disk', 'Boot Camp doesn't see Windows partiton' and more.įor those who can't create a Windows bootabe USB drive with Bootcamp, I'll recommend other alternatives that may work for you. In many special cases, if your Windows system has broken down and unable to boot then you can only make a bootable install USB on a macOS if you have, by right, BootCamp should be your preferred tool for that, but in fact, feedback from the user point of view, BootCamp is not a perfect solution for handling ISO image on macOS and in practice however, there will still be a lot of problems. On Windows, there is a software called Microsoft Media Creation tool and on macOS, there is a BootCamp provided by Apple.

Many people should know the fact that when you are forced to reinstall the system, USB media will be a super easy way to boot the computer into the 'Windows Installation' wizard.

Create bootable usb on mac for pc