~/.config/fontconfig/fonts.conf

fonts.conf

<?xml version='1.0'?>
<!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
<fontconfig>
  <alias binding="strong">
    <family>serif</family>
    <prefer>
      <family>Noto Serif</family>
      <family>Noto Serif CJK SC</family>
    </prefer>
  </alias>
  <alias binding="strong">
    <family>sans-serif</family>
    <prefer>
      <family>Noto Sans</family>
      <family>Noto Sans CJK SC</family>
    </prefer>
  </alias>
  <alias binding="strong">
    <family>monospace</family>
    <prefer>
      <family>Noto Sans Mono</family>
      <family>Noto Sans CJK SC</family>
    </prefer>
  </alias>
 <alias binding="strong">
    <family>Times</family>
    <prefer>
      <family>Times New Roman</family>
    </prefer>
  </alias>
 <alias binding="strong">
    <family>Helvetica</family>
    <prefer>
      <family>Liberation Sans</family>
    </prefer>
  </alias>
</fontconfig>