Select the FAT32 file system to be able to boot either BIOS-based or UEFI-based PCs. • Set the partition as active: Right-click the USB drive partition and click Mark Partition as Active. Note If Mark Partition as Active isn't available, you can instead use to select the partition and mark it active. Step 2 - Copy Windows Setup to the USB flash drive • Use File Explorer to copy and paste the entire contents of the Windows product DVD or ISO to the USB flash drive. • Optional: add an unattend file to automate the installation process. For more information, see.
Step 3 - Install Windows to the new PC • Connect the USB flash drive to a new PC. • Turn on the PC and press the key that opens the boot-device selection menu for the computer, such as the Esc/F10/F12 keys.