The source – incrussia.ru/
Firefox browser no longer offers Yandex as the default search engine.
This became known from the Telegram channel of Grigory Bakunov, a former Yandex top manager: "Firefox has just removed Yandex search from the navigation bar. The default search has been replaced by Google, and Yandex was even removed from the search selection box in the preferences. At the same time there is no ticket in Bugzilla about this. Apparently this is an initiative by Mozilla Corporation.