我无法解决这个问题，我使用的是 Ubuntu 14.04。我已经以 root 身份尝试过，但仍然没有成功。
WinUSB 报这个错误：
Installation failed!
Exit code: 512
Log:
Formatting device...
Mounting...
mount: block device /home/flavio/Área de Trabalho/windows xp sp3 sata.iso is write-protected, mounting read-only
Copying...
Installing grub...
Installing for x86_64-efi platform.
grub-install: error: /media/winusb_target_1405019929_19723 doesn't look like an EFI partition.
.
Error occurred!
Syncing...
/usr/bin/winusb: line 78: 5376 Terminated while true; do
sleep 0.05; echo 'pulse';
done
Cleaning...
/usr/bin/winusb: line 78: 6975 Terminated while true; do
sleep 0.05; echo 'pulse';
done
Umounting and removing '/media/winusb_iso_1405019929_19723'... …winusb ×1