I cannot get FireFox as my browser & search

Firefox is a web browser and not a search engine. Mozilla the makers of the Firefox web browsers does not have a search engine of their own. https://support.mozilla.org/en-US/kb/change-your-default-search-settings-firefox

Hello To complement A space for users to give product feedback https://support.mozilla.org/en-US/kb/what-mozilla-connect Firefox Search Engine https://connect.mozilla.org/t5/ideas/firefox-search-engine/idi-p/4653 About searches entered in the Firefox Home search field, if that's your question To see, you can try '''browser.newtabpage.activity-stream.improvesearch.handoffToAwesomebar''' https://support.mozilla.org/en-US/questions/1588599#answer-1826866