Ubuntu

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Medium
Triaged
#1320412 [Lenovo IdeaPad y510p] Brightness settings do not affect the actual display brightness
linux (Ubuntu) 10
Medium
Triaged
#1686579 Able to set brightness to zero
gnome-shell (Ubuntu) 14
Medium
Confirmed
#1747273 Can not control brightness on Thinkpad P51
linux (Ubuntu) 22
Medium
Incomplete
#1758496 Backlight does not work on a MacBookAir3,2
linux (Ubuntu) 6
Low
Confirmed
#644444 Ubuntu hangs after pressing Fn + arrow key
gnome-power-manager (Ubuntu) 14
Undecided
New
#617975 Unable to change display brightness on Lenovo Ideapad Z350
acpi (Ubuntu) 6
Undecided
Confirmed
#734617 [Maverick Meerkat] Can't adjust brightness in VAIO VPCCW15FL
acpi-support (Ubuntu) 10
Undecided
Confirmed
#775088 brightness should not flash |MSI PR400-016PL|
Ubuntu 14
Undecided
Confirmed
#818826 backlight brightness control won't work in 2011 iMac 27"
gnome-power-manager (Ubuntu) 22
Undecided
New
#948812 Brightness control works, but stutters for ASUS K40IN
acpi (Ubuntu) 6
Undecided
New
#949088 11.10 to 12.04 alpha on Macbook Pro
acpi (Ubuntu) 8
Undecided
New
#972055 Screen brightness stuck at minimum
gnome-power-manager (Ubuntu) 6
Undecided
New
#1069640 xrandr --prop sets backlight to 100%
xbacklight (Ubuntu) 6
Undecided
New
#1185303 Backlight control does not work, but there are entries in /sys/class/backlight
acpi (Ubuntu) 6
Undecided
New
#1242960 Ubuntu Touch display brightness resets
indicator-power (Ubuntu) 6
Undecided
New
#1556513 Brightness slider has no effect - Samsung Syncmaster 204B
unity-control-center (Ubuntu) 6
Undecided
Confirmed
#1961039 Brightness control with integrated AMD GPU and NVidia GPU
nvidia-graphics-drivers-510 (Ubuntu) 30
Undecided
New
#1977817 Some Function Keys misassigned
keyutils (Ubuntu) 6
Undecided
Confirmed
#1988620 Asus n61vn Brightness Control Levels Supported
linux (Ubuntu) 6
Undecided
New
#2054613 [HP EliteBook 840 G3 with Skylake GT2 [HD Graphics 520]] Did not idle and logout .. instead Screen Flickering between (1) Bright or (Low visibility) Dark or Black no inbetween & brightness controller does not set brightness and sound stopped working
Ubuntu 6
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Series-targeted bugs