On Fri, 2023-10-13 at 14:24 +0200, Frank Steiner wrote: > But from looking at the libreoffice source code, it seems that it > just relies on the settings it finds in fontconfig. Not quite, we override these via cairo_font_options_set_* in some cases, so you might be looking for vcl/unx/generic/gdi/cairotextrender.cxx and CairoTextRender::DrawTextLayout wrt CAIRO_HINT_STYLE_SLIGHT