The ADK also includes the Windows Assessment Toolkit and Windows Performance Toolkit for analyzing system performance.
The file Windows PE Boot Files (OnecoreUAP)-x86_en-us.msi is a component of the . In modern versions of Windows (version 1809 and later), WinPE is no longer included in the main ADK and must be downloaded as a separate add-on. Official Download and Installation
Windows PE Boot Files (onecoreuap)-x86_en-us.msi is a component of the Windows Assessment and Deployment Kit (ADK) windows pe boot files -onecoreuap--x86-en-us.msi download
If a third-party application is prompting you for the MSI file, it is often because it cannot find the official Windows Kit path automatically.
Starting with Windows 10 (version 1809) and continuing through Windows 11, Microsoft stripped the Windows PE environment out of the main ADK installer. WinPE is now a separate download called the . If you only installed the base ADK, your deployment tools will fail to find the necessary boot files. 2. Discontinued 32-Bit (x86) Support The ADK also includes the Windows Assessment Toolkit
: These files provide the minimal environment needed to boot a PC without a full operating system.
Instead of installing directly via the web setup UI, download the entire installer package repository to your local drive. This bypasses structural live-download interruptions. Official Download and Installation Windows PE Boot Files
When you run the web installer for the Windows ADK or the Windows PE Add-on, the installer does not download a single monolithic package. Instead, it pulls a series of localized, architecture-specific payload installers behind the scenes. The windows pe boot files -onecoreuap--x86-en-us.msi file is one of these discrete payloads. Common Scenarios Requiring This Download:
If you are using Windows 11 ADK, you will not find the x86 files. You must download the older Windows 10 2004 WinPE Add-on.
To obtain this file officially, you do not typically download the .msi directly from a standalone link; instead, you download the , which then pulls the necessary MSI packages.
Once you have secured the MSI file, you can install it normally as part of the ADK suite, or you can manually extract its contents if you need raw access to the underlying boot.wim or structure files without running a full installer engine.