Ive pushed f10 and fn + f10 doesnt give any feedback Ive gone to the. Note: Some G5 models come with RGB LEDs under the keyboard but, to the best of my knowledge, there is no means to set the display colours without the Windows-based application. Hey all My keyboard backlight was working fine but then one day it just stopped. If this doesn't work, then you will likely see a message similar to:Ĭan't modify brightness: Permission denied If this works, then adjust the brightness to any integer value between 0 and the maximum step supported by your keyboard. Sudo brightnessctl -device='tpacpi::kbd_backlight' set 1

Now you can try to change the brightness:.

If everything is good, you will see something similar to this:ĭevice 'tpacpi::kbd_backlight' of class 'leds':

Check whether the keyboard brightness settings are accessible:īrightnessctl -device='tpacpi::kbd_backlight' info.

Install brightnessctl (if it is not already installed):.

Open Terminal (if it's not already open).

If you do not see this option, then you may be able to set it via the Terminal, so long as the keyboard makes the backlight settings available.

Generally you can set the keyboard brightness in the Power Settings:

Keyboard backlight not working dell