Windows 10 Version 1507 Iso Updated May 2026

Windows 10 version 1507, also known as the "Initial Release" or "RTM" (Release to Manufacturing), was the first major release of Windows 10. It was built on April 24, 2015, and officially released on July 29, 2015. This version was a culmination of efforts from Microsoft to create a unified platform that combined the best features of Windows 7 and Windows 8.