Here’s a complete, well-structured report on “DLC Boot UEFI ISO” — a technical topic relevant to systems engineering, OS deployment, and firmware-level boot management.
Create a UEFI-bootable USB (balenaEtcher, macOS/Linux)
Open balenaEtcher, choose the ISO, select the USB, and flash.
No partition options — balenaEtcher writes a hybrid image that usually works with UEFI.
Case C: Air-Gapped Deployment
A factory floor has 200 machines with no internet. You need to deploy a custom driver package. Instead of rebuilding the whole ISO, you create a DLC, inject it into the ISO using xorriso -update (without regenerating the entire image), and re-sign the UEFI bootloader. The factory boots the updated USB stick. dlc boot uefi iso