Quite easy in fact: sudo add-apt-repository ppa:mozillateam/firefox-stable Then update! Too bad that my favorite theme, Whitehart, won't be supported in FF4... Source
hints & tricks in no particular order
Quite easy in fact: sudo add-apt-repository ppa:mozillateam/firefox-stable Then update! Too bad that my favorite theme, Whitehart, won't be supported in FF4... Source