Xbacklight won't help to change brightness in lubuntu





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I have an old acer laptop with following graphics hardware:



00:02.0 VGA compatible controller [0300]: 
Intel Corporation System Controller Hub (SCH Poulsbo) Graphics Controller [8086:8108] (rev 07)
Subsystem: Acer Incorporated [ALI] Device [1025:0244]


I used xbacklight's xbacklight -set XX and xbacklight -dec XX commands but they don't work. If I put these commands, the output is




No outputs have backlight property











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  • 1





    Possible duplicate of xbacklight: No outputs have backlight property - No /sys/class/backlight folder

    – Evan Carroll
    Apr 21 at 1:37


















1















I have an old acer laptop with following graphics hardware:



00:02.0 VGA compatible controller [0300]: 
Intel Corporation System Controller Hub (SCH Poulsbo) Graphics Controller [8086:8108] (rev 07)
Subsystem: Acer Incorporated [ALI] Device [1025:0244]


I used xbacklight's xbacklight -set XX and xbacklight -dec XX commands but they don't work. If I put these commands, the output is




No outputs have backlight property











share|improve this question




















  • 1





    Possible duplicate of xbacklight: No outputs have backlight property - No /sys/class/backlight folder

    – Evan Carroll
    Apr 21 at 1:37














1












1








1








I have an old acer laptop with following graphics hardware:



00:02.0 VGA compatible controller [0300]: 
Intel Corporation System Controller Hub (SCH Poulsbo) Graphics Controller [8086:8108] (rev 07)
Subsystem: Acer Incorporated [ALI] Device [1025:0244]


I used xbacklight's xbacklight -set XX and xbacklight -dec XX commands but they don't work. If I put these commands, the output is




No outputs have backlight property











share|improve this question
















I have an old acer laptop with following graphics hardware:



00:02.0 VGA compatible controller [0300]: 
Intel Corporation System Controller Hub (SCH Poulsbo) Graphics Controller [8086:8108] (rev 07)
Subsystem: Acer Incorporated [ALI] Device [1025:0244]


I used xbacklight's xbacklight -set XX and xbacklight -dec XX commands but they don't work. If I put these commands, the output is




No outputs have backlight property








lubuntu laptop intel-graphics brightness xbacklight






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edited Sep 8 '16 at 7:18









user.dz

35.3k1198179




35.3k1198179










asked Sep 8 '16 at 7:13









Ahmad AliAhmad Ali

612




612








  • 1





    Possible duplicate of xbacklight: No outputs have backlight property - No /sys/class/backlight folder

    – Evan Carroll
    Apr 21 at 1:37














  • 1





    Possible duplicate of xbacklight: No outputs have backlight property - No /sys/class/backlight folder

    – Evan Carroll
    Apr 21 at 1:37








1




1





Possible duplicate of xbacklight: No outputs have backlight property - No /sys/class/backlight folder

– Evan Carroll
Apr 21 at 1:37





Possible duplicate of xbacklight: No outputs have backlight property - No /sys/class/backlight folder

– Evan Carroll
Apr 21 at 1:37










1 Answer
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You should set the brightness from /sys/class/backlight/intel_backlight/brightness file, see my answer in: i3wm, adjust brightness through command line






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    You should set the brightness from /sys/class/backlight/intel_backlight/brightness file, see my answer in: i3wm, adjust brightness through command line






    share|improve this answer






























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      You should set the brightness from /sys/class/backlight/intel_backlight/brightness file, see my answer in: i3wm, adjust brightness through command line






      share|improve this answer




























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        You should set the brightness from /sys/class/backlight/intel_backlight/brightness file, see my answer in: i3wm, adjust brightness through command line






        share|improve this answer















        You should set the brightness from /sys/class/backlight/intel_backlight/brightness file, see my answer in: i3wm, adjust brightness through command line







        share|improve this answer














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        edited Apr 13 '17 at 12:23









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        answered Feb 2 '17 at 9:15









        unilunil

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