How brightness change acer laptop without function key

hi tom's,
i have face the problem about laptop. In my laptop function key not work so i want to change the brightness of my laptop
how can i change this even i try to change brightness using control pannel but not show any feedback
4 answers Last reply
More about brightness change acer laptop function
  1. Run brightness from your video card driver control panel.
  2. can also

    go into control panel (or just in search at start menu) -> display -> adjust brightness.....


    but i can only do much, from display driver is much better as Cyberat_88 said....
  3. Connect The laptop With internet Through Lan. You will observe some changes.This is actually your hardware is getting updated. Leave the laptop connected with lan Connection for 3-4 hrs.Your problem will be solved.
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