Firefox 3.5

Firefox 3.5

Firefox 3.5 was released on June 30th, 2009. Firefox 3.5 added the Gecko 1.9.1 engine, support for the <video> and <audio> elements defined in the HTML 5 draft specification, a private browsing mode, native support for JSON and web worker threads, multi-touch support, and an updated logo from the previous releases. The default search engine in Russian language builds was changed to Yandex rather than Google, after a survey of Russian Firefox users indicated they preferred Yandex.