On 2010-12-01, Daron Wilson wrote: > I'm not sure if you're still wanting Helvetica, but what works for me > is to open the document settings and go to the Fonts section
> The first drop-down selection list is where you set the default font > family, i.e. the family that LyX should use as the basic family for > the whole document. Now that you have told LyX what the default family > should be (sans serif), you need to go the the Sans Serif drop-down > list and tell it to use Helvetica as the specific sans serif font-face > (which you already set to be used for everything). > This will change the onscreen LyX font to Helvetica, as well as the > typeset output. Just for the record: it will change the onscreen LyX (GUI) font to "sans serif" which, depending on the settings in Extras>Preferences could be Helvetica or a better choice (e.g. DejaVu Sans). ... Günter