Windows Division develops and markets PC operating systems, related software, and online services, and PC hardware products. This collection of software, hardware, and services is designed to simplify everyday tasks through seamless operations across the user’s hardware and software. Windows Division offerings consist of the Windows operating system, software, and services, Surface, and Microsoft PC hardware products. The general availability of Surface, Windows 8, and Windows 8 and Windows RT devices started on October 26, 2012.
Excluding the impact of the Windows Deferral, approximately 65% of total Windows Division revenue comes from Windows operating system software purchased by OEMs, which they pre-install on equipment they sell. The remaining Windows Division revenue is generated by commercial and retail sales of Windows, Surface, PC hardware products, and online advertising.