If anyone wants to do this without relying on the EFI/boot/bootx64.efi fallback, I wrote https://github.com/endlessm/rufus/blob/master/endless/src/endless/UEFIB

If anyone wants to do this without relying on the EFI/boot/bootx64.efi fallback, I wrote https://github.com/endlessm/rufus/blob/master/endless/src/endless/UEFIBootSetup.cpp https://github.com/endlessm/rufus/blob/master/endless/src/en... a while back[1], which allows configuring the boot variables from under Windows. [1] which has since been improved by Endless, so linking to their repo