https://support.mozilla.com/en-US/kb/Search+bar
http://kb.mozillazine.org/Unable_to_search_or_add_new_engines

'''''"Search Engines''''' '''''Hi With Firefox 3.6.8, Firefox calls GOOGLE.COM to search. How do I change the list of search engines to use GGOGLE.FR?''''' '''''In advance thank you for your help JP"''''' Add a search engine to the Search Bar, choose from the following:<br /> http://mycroft.mozdev.org/search-engines.html?name=google.fr See: https://support.mozilla.com/en-US/kb/Search+bar http://kb.mozillazine.org/Unable_to_search_or_add_new_engines Change the URL/Location Bar search, change preference '''keyword.URL''':<br /> See: http://kb.mozillazine.org/Keyword.URL#Replacing_Google_with_other_search_engines_for_location_bar_search *Type '''about:config''' in URL bar, press Enter *On warning screen, clic "I'll be careful..." *Filter = keyword.URL *Right-click on keyword.URL, choose Modify *Change to your desired search provider *Restart Firefox