写入 ~/.config/fontconfig/fonts.conf ，确定你安装了其中的字体
<?xml version='1.0'?>
<!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
<fontconfig><!-- 默认字体设置 --><match target="pattern"><test qual="any" name="family"><string>sans-serif</string></test><edit mode="prepend" name="family" binding="strong"><string>Noto Sans CJK SC</string><string>WenQuanYi Micro Hei</string><string>Source Han Sans CN</string><string>Microsoft YaHei</string><string>SimSun</string></edit></match><!-- 衬线字体设置 --><match target="pattern"><test qual="any" name="family"><string>serif</string></test><edit mode="prepend" name="family" binding="strong"><string>Noto Serif CJK SC</string><string>Source Han Serif CN</string><string>SimSun</string><string>AR PL UMing CN</string></edit></match><!-- 等宽字体设置 --><match target="pattern"><test qual="any" name="family"><string>monospace</string></test><edit mode="prepend" name="family" binding="strong"><string>Noto Sans Mono CJK SC</string><string>WenQuanYi Micro Hei Mono</string><string>Source Han Mono SC</string><string>SimSun</string></edit></match><!-- 中文字体微调 --><match target="font"><test compare="contains" name="lang"><string>zh</string></test><edit mode="assign" name="antialias"><bool>true</bool></edit><edit mode="assign" name="hinting"><bool>true</bool></edit><edit mode="assign" name="hintstyle"><const>hintslight</const></edit><edit mode="assign" name="autohint"><bool>false</bool></edit></match>
</fontconfig>执行
fc-cache -fv
