Creating a Secure Boot UEFI compatible Windows USB Key

Background Creating a USB bootable Windows key with Rufus results in a system that can’t startup with Secure Boot which is required for proper BitLocker activation. UEFI/Secure Boot USB sticks must be FAT32 not NTFS formatted. FAT32 volumes have a limit of 32GB. You must partition the device with a volume smaller than 32GB to proceed. FAT32 volumes have a file size limit of 4GB. One of the Windows installer files is over 4GB and…

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