Ubuntu – How to increase brightness in smaller steps

backlightbrightness

Is there a way to adjust lighting step ? I have Lenovo L520, and Fn + Light Up or Down adjusts by 20%, how can I adjust the step to 10% ? it will help me fine tune lighting at my dark room.

Best Answer

  • Install xbacklight by opening a terminal with Ctrl+Alt+T shortcut and type this:

    sudo apt-get install xbacklight
    

    then after installation, type these commands in terminal:

    xbacklight = 10
    xbacklight = 20
    xbacklight = 5
    

    this may help.