Installing Windows 8 via USB is similar to installing Windows 7 via USB. You'll install your operating system on your computer through a USB device, especially useful for users without an optical drive.
Explore and utilize Grub4dos, or refer to BootFlashDos. Both Grub4dos and BootFlashDos are incredibly useful tools and well worth experiencing.
Windows 10 in UEFI mode is a widely chosen option for computer installations. If you're unfamiliar with how to install Windows 10 in UEFI - GPT mode, you can follow the guide on installing Windows 10 in UEFI here
