Extract the zip file to a working directory.
Installing Windows 10 ARM on Surface RT 1 (+ First Impresions)
Windows 10 Build 15035 is an that was never officially released to the general public . It is particularly significant for enthusiasts because it is the only leaked client build of Windows 10 for the ARMv7 architecture , making it the primary method for running a "modern" Windows environment on legacy Surface RT devices. Media Builder & Download Information
For Intel Clover Trail tablets, build 15035 is the final functional version of Windows 10. Later builds crash on the PowerVR SGX545 GPU. Legacy media center PCs with specific TV tuner cards also work better on 15035.
Windows 10 Build 15035 is a leaked development build of the Creators Update, notable for being the only known client build of Windows 10 for ARMv7 processors. Enthusiast communities use a specialized tool to install this unofficial build on legacy devices like the Surface RT and Surface 2. Media Builder Access & Setup windows 10 build 15035 media builder link
You cannot use the official Microsoft Windows 10 Media Creation Tool or standard ISO files to install this operating system. Because Build 15035 was an unreleased internal test build, deploying it requires specialized toolkits like the CustomPE Media Builder developed by community groups like Open Surface RT.
. It is primarily used by enthusiasts to unofficially upgrade legacy ARM-based tablets, such as the Surface RT and Surface 2 , which Microsoft originally limited to Windows RT 8.1. Media Builder Tool & Links
For those who want a direct download link, here are the links to download the Windows 10 build 15035 ISO files:
While Build 15035 was an important step in the development of the Creators Update, it is not recommended for daily use in 2026 due to the lack of security updates. Ensure you are using these files only for specialized, offline, or archival purposes. Extract the zip file to a working directory
If you are looking for an official Microsoft "Media Creation Tool" or direct ISO link for this specific build, it does not exist. The Media Creation Tool for the public at that time pointed to the previous stable version (Version 1607, Anniversary Update) or later to the final Creators Update (Version 1703).
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The automated Build.cmd tool simplifies a process that previously required hours of manual deployment imaging ( DISM ) manipulation. When running the builder, users can customize their installation medium with several built-in toggles:
: Sets up an integrated product key and automated KMS activation protocols. Complete Deployment Requirements Media Builder & Download Information For Intel Clover
select disk X (Replace X with your USB number) clean convert mbr create partition primary format quick fs=fat32 assign letter=U exit Use code with caution. Phase 2: Compiling the Custom OS Image
Allow the builder script to download components, bundle the files, and finalize the compressed payload onto your USB storage device. Phase 3: Flashing the Tablet Ensure the target RT tablet is completely powered off.
UUP dump is the most reliable framework for building ISOs of specific Windows Insider builds. It downloads the official Unified Update Platform (UUP) files directly from Microsoft's servers and uses a local script to pack them into a bootable ISO.