Ubuntu

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Medium
Incomplete
#1181660 PowerDevil selects the incorrect brightness interface
linux (Ubuntu) 6
Medium
Confirmed
#1296506 [Dell Inspiron N5425] Unable to adjust brightness after suspend
fglrx-installer-updates (Ubuntu) 10
Medium
Confirmed
#1341988 [Dell Inspiron 11 - 3147] Brightness control does not work on this system
linux (Ubuntu) 18
Medium
Triaged
#1449647 1002:68e0 With fglrx screen flickering during fullscreen video playback
fglrx-installer (Ubuntu) 22
Medium
Confirmed
#1583861 Keyboard backlight isn't properly restored after idle on systems with hardwired configuration
gnome-settings-daemon (Ubuntu) 52
Low
Triaged
#249803 When Escape is pressed to dismiss Log off/Switch User screen, the desktop stays dimmed
metacity (Ubuntu) 4
Low
Triaged
#295560 Hardware and software don't agree on brightness level
gnome-power-manager (Ubuntu) 30
Low
Incomplete
#351326 screen brightness notification out of sequence with keypresses on Dell XPS M1530
notify-osd (Ubuntu) 16
Low
Confirmed
#355180 [jaunty] screen brightness dims on AC power despite config to leave at 100%
gnome-power-manager (Ubuntu) 24
Low
Triaged
#1229591 8086:0116 [Dell Inspiron 14z (N411z)] Display brightness keys don't generate evdev events after saucy upgrade
linux (Ubuntu) 64
Low
Confirmed
#1330311 AMD Radeon 8210 [1002:9834] Brightness reset to max after reboot
linux (Ubuntu) 6
Wishlist
New
#1414327 Selecting option to disable need for Fn key when using Functions
unity-control-center (Ubuntu) 6
Undecided
Confirmed
#256470 Frozen Bubble causes laptop screen to dim
libsdl1.2 (Ubuntu) 4
Undecided
Incomplete
#636672 Brightness too low on Dell Vostro
linux (Ubuntu) 34
Undecided
Confirmed
#762670 Laptop brightness on Dell XPS not controllable
gnome-power-manager (Ubuntu) 108
Undecided
Confirmed
#880096 cant change laptop brightness
gnome-power-manager (Ubuntu) 10
Undecided
Confirmed
#894285 Trying to change screen brightness auto/manual switch shows the trackpad off OSD instead.
gnome-settings-daemon (Ubuntu) 6
Undecided
Incomplete
#970615 Window indicators of Unity dock bar are too small
unity (Ubuntu) 14
Undecided
Confirmed
#1024494 Scree corruption and system lockup on brightness change
fglrx-installer (Ubuntu) 10
Undecided
Confirmed
#1045429 Screen keeps reverting to fully dimmed state
gnome-settings-daemon (Ubuntu) 12
Undecided
Confirmed
#1050515 Brightness settings, turn screen off when inactive set to never still blanks the screen
Ubuntu 18
Undecided
New
#1196362 Brightness resets to full on resume
gnome-control-center (Ubuntu) 6
Undecided
New
#1395404 Screen brightness never listens
cinnamon (Ubuntu) 6
Undecided
Confirmed
#1418747 dual screen turn off after inactivity problem
gnome-screensaver (Ubuntu) 10
Undecided
New
#1576664 Compiz desktop cube non-roating transparency changes screen brightness
compiz (Ubuntu) 6
Undecided
New
#1691032 Some PCs still turn off the backlight by zero brightness even when the maximum brightness level is less than 100
unity-settings-daemon (Ubuntu) 8
Undecided
Confirmed
#1797769 LCD backlight brighness reset to maximum after boot / resume / login
gnome-settings-daemon (Ubuntu) 18
Undecided
Confirmed
#1821882 Screen is very dark and brightness cannot be adjusted
linux (Ubuntu) 6
Undecided
New
#1846676 screen brightness cannot be adjusted
linux-signed-hwe (Ubuntu) 8
Undecided
Confirmed
#1851652 Unable to control display brightness
linux (Ubuntu) 8
Undecided
Confirmed
#1865837 Lubuntu 20.04 qa-test install; flashing at sddm greeter when mouse at top panel (pre-login)
sddm (Ubuntu) 34
Undecided
Confirmed
#1893568 [Dell Inspiron 3793] Screen brightness missing
linux (Ubuntu) 10
Undecided
Confirmed
#1938477 [Dell Inspiron 7573] Screen brightness changing randomly with kernel 5.11.0-25
linux (Ubuntu) 12
Undecided
New
#1970722 5.13.0-40-generic kernel panic
linux-hwe-5.13 (Ubuntu) 6
Undecided
Confirmed
#1976473 [Dell G15 5515] Unable to change screen brightness in ubuntu desktop
linux (Ubuntu) 22
Undecided
New
#1977799 DELL XPS OLED black screen after dimming
Ubuntu 6
Undecided
New
#1981727 [Dell Precision 7520] kernel 5.15.0-41 update results in dim screen (5.13.0-52 OK)
linux-hwe-5.15 (Ubuntu) 8
Undecided
Confirmed
#2016418 Intel Video Backlight keys do not work out of the box on Dell Precision 7510
linux (Ubuntu) 6
Undecided
New
#2023991 Laptop, black screen after disconnecting from external monitor
Ubuntu 6
Undecided
New
#2053218 screen brightness control gone after update
meta-gnome3 (Ubuntu) 6
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Series-targeted bugs