Change brightness

[BluishHumility]

@blurpeys

This was commented out in the default i3 config but it just displays the brightness notification but does not change the brightness at all.

bindsym XF86MonBrightnessUp exec --no-startup-id ~/.config/i3/scripts/volume_brightness.sh brightness_up
bindsym XF86MonBrightnessDown exec --no-startup-id ~/.config/i3/scripts/volume_brightness.sh brightness_down

Try adjusting the volume_brightness.sh script as described in this post:

Laptop brightness keys(f3&f4) doesnt work

Change the xbacklight -inc $brightness_step -time 5 in the case statement to brightnessctl -c backlight set +5%. Change the xbacklight -dec $brightness_step -time 5 in the case statement to brightnessctl -c backlight set 5%-.