Edit file File name : 53-monospace-lcd-filter.conf Content :<?xml version="1.0"?> <!DOCTYPE fontconfig SYSTEM "fonts.dtd"> <!-- conf.d/monospace-lcd-filter.conf --> <fontconfig> <!-- Use legacy LCD filter on smaller Monospace fonts --> <match target="pattern"> <test name="family"> <string>DejaVu Sans Mono</string> </test> <test name="pixelsize" compare="less_eq"> <double>12.0</double> </test> <edit name="lcd_filter" mode="append"> <const>lcdlegacy</const> </edit> <edit name="hintstyle" mode="append"> <const>hintfull</const> </edit> </match> <match target="pattern"> <test name="family"> <string>Bitstream Vera Sans Mono</string> </test> <test name="pixelsize" compare="less_eq"> <double>12.0</double> </test> <edit name="lcd_filter" mode="append"> <const>lcdlegacy</const> </edit> <edit name="hintstyle" mode="append"> <const>hintfull</const> </edit> </match> </fontconfig> Save