Windows 8 Build 7850 is a significant piece of software history, representing the first "Milestone 1" (M1) build of what would eventually become Windows 8. Compiled on September 22, 2010, this build is famous for being the first major leak of the OS, appearing on enthusiast forums like BetaArchive in April 2011. Where to Find the Windows 8 Build 7850 ISO
Windows 8 Build 7850 Overview
Windows 8 Build 7850, leaked in early 2011, is one of the earlier builds of Windows 8. It showcases the direction Microsoft was heading with the new operating system, emphasizing touch capabilities, a modern user interface (which would later be known as Metro UI), and improvements under the hood. download link windows 8 build 7850 iso
Betawiki: Detailed technical documentation and SKU information can be found for different architectures. Installation Requirements Windows 8 Build 7850 is a significant piece