Once you have Windows installed successfully, then you don't need the ISO at all. (I can't help you decide to spend your money )įinally, to answer your question - if you accidentally delete the ISO file, just download it again. The Thunderbolt driver (this driver) isn't needed if running Windows 11 as the driver is included in the Windows 11 installation. I installed dual OS on my MacBook Pro 2011 (A1278). Double-click Thunderbolt Software Installer.exe. Select 'Install hardware that I manually select.' Choose Network Adaptors. Click Action at the top of the window and choose Add Legacy Hardware. Click the name of your computer at the top of the device tree. So, use the free Windows, and purchase a license if you decide that you need it. Thunderbolt working on MacOS High Sierra but not in Windows 10. Go to Start > Control Panel > Hardware & Sound and open Device Manager. If there is a problem with your Windows version, the installer will probably let you know. You may not necessarily have that same experience. That's something that you will need to find out on your own - because, in the end, I don't do much with Windows, and the things that I do, don't need other customization from the system. I install software quite often on my 'free' Windows - but you might need to use software that works best on an activated Windows. I create a Windows installer DVD, and I create a bootable USB thumb drive, which, of course, is just an installer for Windows. Once you get Windows installed, you don't really need the ISO then - until next time.