I just learned this (I'm a little slow). I think it will make a big difference to me since I have so very many tabs. <https://www.howtogeek.com/722570/how-to-quickly-search-open-tabs-in-firefox/> Quick partial summary: In address bar type % and space. The rest should be clear. PS: whenever you are typing in the search bar, the sort of drop-down menu of suggestions has a bottom row with "this time, search with"" and a bunch of icons. There are icons for bookmarks, tabs, history and more.