For screenshots we want to turn off sub-pixel anti-aliasing too; as unless the target monitor matches exactly at 1:1 scale the result has banding and colour fringing:
gsettings set org.gnome.settings-daemon.plugins.xsettings antialiasing grayscale
vs the default of:
gsettings set org.gnome.settings-daemon.plugins.xsettings antialiasing rgba
For screenshots we want to turn off sub-pixel anti-aliasing too; as unless the target monitor matches exactly at 1:1 scale the result has banding and colour fringing:
gsettings set org.gnome. settings- daemon. plugins. xsettings antialiasing grayscale
vs the default of:
gsettings set org.gnome. settings- daemon. plugins. xsettings antialiasing rgba