You’ve downloaded your purchased Windows 10 ISO from Microsoft, and you’ve managed to create a bootable UEFI USB stick. Now you’ve decided to run Windows 10 in VMWare Fusion Pro on your Mac. Yet the USB stick can NOT be booted from. There is a solution. VMWare fusion has some (unsupported) EFI options you can enable to effect a USB boot. First you’ll want to create a Windows 10 VM in VMWare Fusion.