Windows Vista of January 2009, it had been announced that Vista usage had surpassed Microsoft's pre-launch two-year-out expectations of achieving 200 million users. At the release of Windows 7 (October 2009), Windows Vista (with approximately 400 million Internet users) was the second most widely used operating system on the Internet with an approximately 19% market share, the most widely used being Windows XP with an approximately 63% market share. In May 2010, Windows Vista's market share had an estimated range from 15% to 26%. On October 22, 2010, Microsoft ceased sales of retail copies of Windows Vista, and the OEM sales for
Windows Vista even though Direct3D 11 runtime will be able to run on D3D9-class hardware and WDDM drivers using "feature levels" first introduced in Direct3D 10.1, Desktop Window Manager has not been updated to use Direct3D 10.1. In July 2011, Microsoft released Platform Update Supplement for Windows Vista and Windows Server 2008, which contains several bug fixes and performance improvements. In July 2008, Microsoft introduced a web-based advertising campaign called the "Mojave Experiment", that depicts a group of people who are asked to evaluate the newest operating system from Microsoft, calling it Windows 'Mojave'. Participants are first asked about Vista, if they