Edit file

File name : 69-gnu-free-mono.conf

Content :<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE fontconfig SYSTEM "../fonts.dtd"> <fontconfig> <alias> <family>monospace</family> <prefer> <family>FreeMono</family> </prefer> </alias> <alias> <family>FreeMono</family> <default> <family>monospace</family> </default> </alias> </fontconfig>

Save