MacBook Pro (Retina, 15-inch, Mid 2014).MacBook Pro (Retina, 13-inch, Early 2015).MacBook Pro (Retina, 15-inch, Mid 2015).The following computers, when/if updated to OS X Yosemite, support Windows 10: A guide to installing Windows 10 using Boot Camp is now available on the Apple support website. Just like PC users, Mac Boot Camp users with installs of a genuine qualifying (Windows 7 or newer) Windows OS can upgrade to Windows 10 for free.
Now Boot Camp 6 has been released to allow supported Macs, running OS X Yosemite, to install or update to Windows 10 (64-bit only). Boot Camp has been allowing Intel-based Mac owners to install Windows on their machines since 2006. Apple has been rather quick to support the latest version of Windows with its Boot Camp software.