Note 1: For machines with dedicated drives for Windows, having different partitions for OpenCore is not required.You will next want to install OpenCore onto the new partition, either moving from the ESP with MountEFI (opens new window) or rerunning the OpenCore-Patcher.app Recommended size is 200MB and the partition format must be FAT32 for OpenCore to operate correctly. This lets Windows have the ESP to itself and OpenCore can stay within it's own bubble. If you plan to use the same hard drive for macOS and Windows, we recommend creating a dedicated partition just for OpenCore. Next, grab the drive you wish to install Windows on and partition it as ExFat (If formatting the entire drive, ensure it's using the GUID Partition Table scheme): Open Disk Utility in macOS and format the USB Drive as ExFat with the Master Boot Record scheme: A minimum of 30GB of free space on whichever drive you want to install Windows toįirst, let's format our drives with the following steps: # USB Drive Formatting.An 8GB USB drive for the Windows Installer.cdf's Mac Pro Thread (opens new window).Newer models than listed here will already natively support UEFI Windows through Boot Camp.įor MacPro4,1/5,1 and Xserve3,1 users, please be aware that Windows has troubles with automatic installation, so please refer to cdf's guide on manual installation:.Once you know if your model is supported, you're good to go with the rest of this guide. Note: UEFI Windows is generally quite usable for Arrandale and newer models, however machines with Penryn CPUs may experience issues.Here we'll be going step by step in the process, including partitioning and such. To install a UEFI copy of Windows is actually super simple! All it requires is to boot Windows' Installer through OpenCore to force a UEFI setup. Guide based off of cdf's Mac Pro Thread (opens new window).

Installing windows on mac pro tower