I can´t understand why there isn´t such an addon in the ressources repository of xenforo.
Well I´m looking for a working auto language switcher, which auto changes the language of the forum to the browsers language.
I found one for 1.1 but this isn´t working anymore for 1.2:
Maybe some of you guys would like to have this, too. And have the knowlege to create this small addon.