Since Microsoft has long since removed these preview builds from their Official Software Download Page , users typically rely on community-maintained archives:
Windows 10 Build 15035 is an unofficial, leaked version of Windows 10 Creators Update (ARM32). It is the only leaked client build that works on ARMv7 devices like the Surface RT and Surface 2. Because this is not an official Microsoft release, you cannot download it through standard channels like the Official Windows 10 Download Page Instead, the community uses specialized tools like the Windows 10 Build 15035 Media Builder to prepare installation files. GitHub Pages documentation Preparation Requirements windows 10 build 15035 media builder link
Assuming you have located a verified ISO (not a media builder link, but a static file), here is how to use it: Since Microsoft has long since removed these preview
Windows 10 Build 15035 is an unofficial, leaked ARM32 development build for devices like the Surface RT, requiring community tools like the Windows RT Devices GitBook Windows 10 Media Builder for installation. While it enables newer software on legacy hardware, the build is not recommended for daily use due to significant bugs, including camera, driver, and performance issues. Windows 10 build 15035 - BetaWiki watch this guide: YouTube• May 11
Windows 10 Build 15035, specifically designed for ARMv7 devices, serves as a popular, though unofficial, upgrade path for Surface RT and Surface 2 tablets. Community-developed "Windows Media Builder" tools streamline the complex installation of this leaked 2017 build, allowing for features like Office 2013 RT integration. While it enables full Windows 10 capability on legacy ARM hardware, it faces significant stability issues, limited driver support, and security risks due to its experimental nature. Files and guides for the build are maintained in community repositories, such as those found on Archive.org . Installing Windows 10 on a Surface RT
What a "media builder" / Media Creation Tool is
For a complete walkthrough on using the Media Builder to update a Surface RT device, watch this guide: YouTube• May 11, 2023 Additional Resources