Bing

2006-2007
The first public beta of Windows Live Search was unveiled on March 8, 2006, with the final release on September 11, 2006, replacing MSN Search.

2007-2009


On March 21, 2007, Microsoft announced that it would separate its search developments from the Windows Live services family, rebranding the service as Live Search.

2009-Present
In 2008, Microsoft recognised that there would be a brand issue as long as the word "Live" remained in the name. As an effort to create a new identity for Microsoft's search services, Live Search was officially replaced by Bing on June 3, 2009.