Click the "..." button next to "Select Windows installation file" and choose your .wim or .esd file (usually found in the sources folder of a mounted ISO).
that pull the latest compiled binaries securely from trusted mirrors.
You can select install.wim from a Windows ISO, or directly use install.esd (the encrypted, compressed format used by Microsoft’s online downloads). It also handles split WIMs (SWM).
Click – confirm the settings, then wait for the image to be applied.
Users can choose exactly where the installation will be placed and assign custom drive letters. Unattended Installations: winntsetup github
| Feature | Description | |---------|-------------| | | Create & install Windows into a .vhdx file (native boot). | | Capture image | Capture an existing Windows install to a WIM file. | | WinPE mode | Prepare a WinPE USB with built-in tools. | | Command line | Fully scriptable (see WinNTSetup /? ). | | Integrate updates | Slipstream .msu updates into the image. |
The latest GitHub versions include a "Tweaks" panel. Before the OS is even installed, you can tell WinNTSetup to:
Select the drive where the boot files (BCD) will be installed (usually the EFI partition for UEFI or the system partition).
If you have ever been tasked with installing Windows on a bare-metal machine, deploying a custom image across multiple workstations, or even dual-booting the latest Windows 11 build with an older OS, you have likely crossed paths with . Click the "
For system administrators, this is huge:
: Injects custom storage, network, or graphics drivers into the offline image before the first boot.
Developers use GitHub to share scripts that automate the installation process (like Build.bat ) or integrate drivers. Key Features of WinNTSetup
Users can slipstream standard PnP and Textmode drivers into the installation image. System Tweaks: It also handles split WIMs (SWM)
While not the "source," WinNTSetup is frequently included in popular open-source PE (Preinstallation Environment) projects on GitHub:
Because it operates independently of the standard Microsoft setup boot loader, you can run WinNTSetup from within an existing Windows installation or a WinPE bootable environment. This makes it a weapon of choice for data recovery, mass system deployment, and dual-booting setups. Key Technical Features:
WinNTSetup is a portable, freeware utility originally developed by (a well-known coder in the boot-land and reboot.pro communities). Unlike running setup.exe from a Windows ISO, WinNTSetup works from within an existing Windows environment (or WinPE) to deploy a Windows image (WIM, ESD, SWM, ISO) directly to a hard disk partition.
When searching for the keyword , you will find several different types of repositories: Repository Type Primary Example Use Case All-in-One PE Builders
WinNTSetup will now extract the image. A progress bar shows file copy percentage. Once complete (between 2–10 minutes, depending on USB/SSD speed), you will see "Setup finished successfully!"