How to turn off the dell alienware 15 keyboard light on ubuntu.

ake@alies-Alienware-15-R3:~$ xinput list
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ Logitech USB Receiver id=10 [slave pointer (2)]
⎜ ↳ Logitech USB Receiver id=11 [slave pointer (2)]
⎜ ↳ SynPS/2 Synaptics TouchPad id=19 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)] ↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)] ↳ Power Button id=6 [slave keyboard (3)] ↳ Video Bus id=7 [slave keyboard (3)] ↳ Video Bus id=8 [slave keyboard (3)] ↳ Power Button id=9 [slave keyboard (3)] ↳ Heng Yu Technology XEN108 id=12 [slave keyboard (3)] ↳ Heng Yu Technology XEN108 id=13 [slave keyboard (3)] ↳ Integrated_Webcam_HD: Integrate id=14 [slave keyboard (3)] ↳ Intel HID events id=15 [slave keyboard (3)] ↳ Intel HID 5 button array id=16 [slave keyboard (3)] ↳ Dell WMI hotkeys id=17 [slave keyboard (3)] ↳ AT Translated Set 2 keyboard id=18 [slave keyboard (3)]

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1 Answer

This fixed light controls for me in Alienware 13 r3. Just follow the instructions one by one.

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