If the second box ( Download the latest Windows support software from Apple) isn't grayed out, check it. In Boot Camp, click Continue, and check the box to Create a Windows 10 or later install disk. Once it's done, unmount the USB drive (right-click and select Eject) from the desktop. Launch Boot Camp on your Mac you can do this from Applications > Utilities in Finder or by using Spotlight. Most flash drives are preformatted by the manufacturer and are ready. Boot Camp Assistant will create the bootable Windows 10 USB. You can use any USB flash drive on a Mac computer provided that it has been formatted.Select the Windows 10 ISO image from Mac's internal storage and select Continue.

Select Continue, and check the option to Create a Windows 10 or later install disk.Go to Finder > Applications > Utilities and launch Boot Camp Assistant.

To create a bootable Windows disk using BootCamp: You will also need a 16GB USB disk, alongside the Windows ISO file for this method. Note: You can't use Boot Camp Assistant on Macs with Apple M1 chips. The Boot the PC or Mac with a USB stick can also have many advantages - because you had one a long time ago DVD for booting the computer equipped, then it can. You can also choose to install additional Windows support software, which will be helpful if you are planning to use the bootable disk to install Windows on your Mac. This is an easy method and requires no additional software to be installed. If you have a Mac with an Intel processor, you can also use BootCamp Assistant to create a bootable Windows installation USB disk. Method 2: Create a Bootable USB Disk Using BootCamp Assistant

Usb stick for mac and windows