I'm not sure what you mean. Do you mean the search with suggestion that you can find in the location/address bar drop-down list? "How can I control what results the location bar shows me?": *https://support.mozilla.org/kb/awesome-bar-search-firefox-bookmarks-history-tabs *https://support.mozilla.org/kb/search-suggestions-firefox See "Options/Preferences -> Search "(about:preferences#search). *Provide search suggestions > Show search suggestions in location bar results