Record the loading flash drive using Ultraiso. Creating a bootable flash drive in Ultraiso. How to create an image of the boot flash drive in ultraiso
UltraISO - ISO CD DVD image creator, editor and ISZ DMG DAA UIF to ISO converter - UltraISO can extract/create/edit/convert CD and DVD image files directly, make bootable CDs and convert ISZ
How to Boot from ISO File? - ManageEngine OS Deployer