Mozilla has enjoyed a decade long arrangement with Google whereby the Firefox browser has shipped with Google search as default search engine. In fact, the deal with Google has accounted for a large percentage of Mozilla’s overall revenue during that time. Now, as the current deal with Google nears expiration, Mozilla has decided to change tack and is heading in a more diversified direction, including dropping Google as its default search engine in favor of a new 5-year deal with Yahoo.
So, no more Google as the default search engine in Firefox. Instead, Firefox users in the U.S. will now be getting Yahoo as the default search engine. Of course, alternative search engines (including Google) will remain easily accessible and selectable within the browser