Linux Downscale Resolution Without Stretching Link to heading
# Don't stretch
xrandr --output HDMI-2 --set "scaling mode" "Full aspect"
# Set resolution
xrandr -s 3440x1440
# Don't stretch
xrandr --output HDMI-2 --set "scaling mode" "Full aspect"
# Set resolution
xrandr -s 3440x1440