In my case this turned out to be a known bug with the "modesetting" graphics
driver, a fix for which would be available in linux 4.11 earliest:
https://bugs.freedesktop.org/show_bug.cgi?id=96572
Perhaps xbacklight works out-of-the-box on Ubuntu 17.10 :)
Googling around suggests Ubuntu 16.04 switc
xbacklight stopped working just now after an 'apt updgrade'. Ubuntu 16.04.3,
Dell XPS-13.
Writing directly to /sys/class/backlight/intel_backlight/brightness still works.
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Experiencing this issue on a Dell Vostro 3300 with Ubuntu 16.04.3 (I
know the OP has reported it on 16.10)
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Title:
xbacklight not working in ubun
Just use light instead...
Otherwise it is a mess to fix it, especially if you have intel and nvidia
graphics together!
Checkout->https://github.com/haikarainen/light
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You can use xfce4-power-manager it is working for me, plus you can have
additional benefits like notification on battery low and few more
things.
$ sudo apt install xfce4-power-manager
You can add automatically start on boot at ~/.config/i3/conf
exec xfce4-power-manager
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Some sort of workaround:
1) add udev rule /etc/udev/rules.d/90-backlight.rules:
ACTION=="add", SUBSYSTEM=="backlight", RUN+="/bin/chgrp video
/sys/class/backlight/%k/brightness"
ACTION=="add", SUBSYSTEM=="backlight", RUN+="/bin/chmod g+w
/sys/class/backlight/%k/brightness"
2) add yourself to gr
xbacklight output: No outputs have backlight property
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Title:
xbacklight not working in ubuntu 16.10
To manage notifications about this bug go t
As a workaround you could write a different value in
/sys/class/backlight/intel_backlight/brightness. Requires root.
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Title:
xbacklight not worki
Also looking for a workaround if anyone has any suggestions?
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Title:
xbacklight not working in ubuntu 16.10
To manage notifications about this b
is there a workaround ? Because actually i cant set the brightness of my
Notebook in i3-wm.
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Title:
xbacklight not working in ubuntu 16.10
To ma
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: xbacklight (Ubuntu)
Status: New => Confirmed
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