Attempting to install a leaked, raw .wim file onto a locked down device like a Surface RT requires heavy modification to Secure Boot policies, manual registry overrides, and tricky driver integration. The Windows 10 Media Builder tool condenses this multi-hour headache into a streamlined setup assistant.
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Check the for apps that run on ARM32.
While the exact process can vary slightly depending on tool updates, the core steps provided by the community developer (often referred to as jwa4's script) follow a standard flow based on user reports. windows 10 build 15035 media builder
In January 2015, Microsoft announced that Nvidia Tegra-powered ARMv7 devices would not receive an upgrade path to the standard Windows 10 desktop ecosystem. These devices were locked out from regular software updates, turning highly capable hardware into electronic waste limited to an obsolete Internet Explorer variant and basic native applications.
The included Edge browser is very old and may not render modern websites.
The Media Creation Tool is a useful utility for several reasons: Attempting to install a leaked, raw
Before proceeding, you must gather the following:
Provides options to include basic Windows Store apps that are otherwise difficult to install on this unofficial build. Installation & Deployment Overview
This is entirely unofficial. Microsoft officially ended support for Windows 10 on most versions in 2025. Check the for apps that run on ARM32
Leaked during a security breach in early 2017 and later uploaded to BetaArchive in 2019.
When Microsoft released Windows RT in 2012, it locked users into a highly restrictive sandbox. Traditional x86 desktop programs could not run, and users were forced to rely entirely on the legacy Windows Store. Mainstream support for Windows RT ended entirely by 2023, leaving these tablets functionally obsolete. Installing Windows 10 on a Surface RT
: Choose minimal, standard, or complete layouts for missing app frameworks.
: A leaked internal build obtained during a Microsoft security breach in 2017; it was never officially released. Functionality
: While it brings a modern UI to legacy RT devices, it is considered unsuitable for daily use
