It's already fixed: https://www.ghacks.net/2019/03/01/firefox-67-automatically-unload-unused-tabs-to-improve-memory/ https://www.ghacks.net/2019/03/01/firefox-

It's already fixed: https://www.ghacks.net/2019/03/01/firefox-67-automatically-unload-unused-tabs-to-improve-memory/ https://www.ghacks.net/2019/03/01/firefox-67-automatically-u... There's also this: https://www.ghacks.net/2012/05/22/make-firefox-more-responsive-with-suspend-background-tabs/ https://www.ghacks.net/2012/05/22/make-firefox-more-responsi...