Dlc Boot Uefi Iso -

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.

Create C:\DLC_ISO_Project\media\DLC_LAUNCHER.PS1 that runs on boot:

# DLC Deployment Script
Write-Host "Injecting Dell Lifecycle Controller drivers..." -ForegroundColor Green
drvload.exe X:\DLC_Drivers\*.inf
Start-Process "X:\Windows\System32\Dell\PlatformSpecificUtility.exe" -ArgumentList "/update /silent"

Modify startnet.cmd (in the mounted WIM’s Windows\System32) to call this script:

wpeinit
powershell -ExecutionPolicy Bypass -File X:\DLC_LAUNCHER.PS1

Commit changes again.

UEFI requires an EFI bootloader. Copy the 64-bit UEFI bootloader:

mkdir C:\DLC_ISO_Project\media\efi\boot
copy "C:\Program Files (x86)\Windows Kits\10\Assessment and Deployment Kit\Windows Preinstallation Environment\amd64\en-us\winpe.wim\EFI\BOOT\BOOTX64.EFI" C:\DLC_ISO_Project\media\efi\boot\

Create a startup.nsh (for UEFI Shell fallback) and a BCD boot configuration file:

bcdedit /createstore C:\DLC_ISO_Project\media\efi\microsoft\boot\BCD
bcdedit /store C:\DLC_ISO_Project\media\efi\microsoft\boot\BCD /create ramdiskoptions /d "Ramdisk options"
bcdedit /store C:\DLC_ISO_Project\media\efi\microsoft\boot\BCD /set ramdiskoptions ramdisksdidevice boot
bcdedit /store C:\DLC_ISO_Project\media\efi\microsoft\boot\BCD /set ramdiskoptions ramdisksdipath \boot\boot.sdi

(Simpler approach: Use copype’s default efisys.bin – described in Step 5.) dlc boot uefi iso

| If you meant... | Helpfulness rating | Explanation | |----------------|-------------------|-------------| | Making a bootable UEFI ISO that includes extra content (DLC) for offline install | ⭐⭐⭐⭐ | Good – but DLC is game-specific; better to search: "create UEFI bootable ISO with added files" | | A specific tool or game ISO that says "dlc boot" in its name | ⭐⭐ | Vague – likely a mislabeled or obscure file. Proceed with caution (scan for malware). | | DLC (Direct Link Download) for UEFI bootable ISO utilities | ⭐⭐⭐ | Might refer to direct download links for UEFI boot ISO creators (e.g., Rufus, Ventoy). | | Booting a game's DLC installer from a UEFI ISO (e.g., for modded consoles) | ⭐⭐⭐½ | Possible in modding scenes (e.g., PS3, Xbox 360, or PC recovery environments). Search more specifically: "UEFI boot DLC installer ISO" |

This is the critical part. Your initramfs or the live OS's init script must mount the ISO, scan for .dlc files (based on kernel command line or interactive menu), and overlay them using overlayfs or extract them into the live system.

A simplified dlc-loader.sh:

#!/bin/bash
DLC_PATH=$(find /run/initramfs/live -name "*.dlc")
for dlc in $DLC_PATH; do
  mkdir -p /tmp/dlc_extract
  tar -xzf "$dlc" -C /tmp/dlc_extract
  mount --bind /tmp/dlc_extract /usr/local
  # Or use overlayfs: mount -t overlay overlay -o lowerdir=/usr,upperdir=/tmp/dlc_extract /usr
done

Gather the following before starting. This guide assumes a 64-bit Windows environment (Windows 10/11/Server) or Linux.

In the modern era of IT asset management and system recovery, three acronyms often collide in a single, high-stakes task: DLC, UEFI, and ISO. While "DLC" typically means "Downloadable Content" in gaming, within enterprise and systems engineering circles, it stands for Dell Lifecycle Controller (or more broadly, Driver Lifecycle Control). When you need to create a custom bootable image that supports UEFI and injects DLC payloads (like firmware, drivers, or OS deployment tools), you are entering complex territory.

This article explores the precise methodology for creating a DLC boot UEFI ISO—a bootable ISO image that integrates Dell Lifecycle Controller utilities (or custom driver packs) and is fully compatible with Unified Extensible Firmware Interface (UEFI) systems. A factory floor has 200 machines with no internet