Andreas Hilboll wrote: > I'm on Ubuntu 12.04 (LyX 2.0.4). I want to use XeTeX for one of my > documents. According to the wiki (http://wiki.lyx.org/LyX/XeTeX), I > shall only "click Document→Settings...→Fonts→Use non-TeX fonts (via > XeTeX/LuaTeX)". However, this checkbox is greyed out and I cannot > activate it. XeTeX is installed ... > Any ideas?
You also need to have the fontspec package installed (and you need to reconfigure LyX after installing this package). Jürgen