A set of instructions on how to fix the harfbuzz + Infinality issue and restoring good-looking, Infinality-like font rendering.
rm -f /etc/fonts/conf.d/70-yes-bitmaps.conf ln -s /etc/fonts/conf.avail/70-no-bitmaps.conf /etc/fonts/conf.d/
禁用点阵字型 - ArchWiki