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MULTIBOOT USB SECURE BOOT INSTALL
MULTIBOOT USB SECURE BOOT DOWNLOAD

Power off your Dell Computer and insert your Bootable USB. Note it may take several minutes for the large files to fully copy over to your USB.

MULTIBOOT USB SECURE BOOT INSTALL

In this sources folder copy the boot.wim file from the original sources folder of the ISO.Ĭopy all the files/folders from the Windows Installation ISO to the INSTALL Partition.

In its place create your own sources folder.

Then Format the File System with the NTFS.Ĭopy all the files/folders from the Windows Installation ISO to the BOOT Partition except for the sources folder.

Assign the following drive letter e.g.

Use the default value for the Simple Volume Size in MB (which will span the rest of the USB Flash Drive).

Right click it and select Format once again selecting FAT32 and ensuring the Volume Label is BOOT. If the USB partition does not say FAT32 and instead says RAW.

Then Format the File System with the FAT32.

Change the Simple Volume Size in MB to be 1024.Right click the unallocated space and select New Simple Volume. Select Next. Delete the FAT32 Partition on your USB Flash Drive. Insert your >16 GB USB Flash Drive and right click the Start Button and select Disk Management. Select Start and then accept the warnings in order to proceed. Use USB as the Volume Label and the FAT32 File System. Under Partition Scheme select GPT and under Target System select BIOS or UEFI. Under Boot Selection, select Non Bootable. Select your USB under the Device drop down. Setting up a GPT Partition Table on the USBįirst we will use Rufus to create a non-Bootable USB with a GPT Partition Table. To get around this we can create a multi-partition USB with a FAT32 BOOT Partition and NTFS INSTALL Partition.

MULTIBOOT USB SECURE BOOT DOWNLOAD

Recent Microsoft installation media from direct download links include an install.wim that exceeds 4.0 GB and therefore if a solo FAT32 Partition is used, the install.wim is truncated and the installation media is therefore corrupted. One of the limitations in the FAT32 File System is the upper file size of 4.0 GB. Many Dell systems expect Bootable Media to have a FAT32 Boot Partition.