Questions tagged [backlight]
134 questions
49
votes
7 answers
How to adjust monitor's backlight brightness in Windows
My monitor is more than an arm's length away from me, so adjusting its backlight brightness is quite inconvenient.
Is there a way in Windows to adjust the backlight using the keyboard and/or mouse only. If so, how?
GetFree
- 3,230
33
votes
1 answer
Dell XPS 13 9370: screen brightness changes based on window contents
On my new Dell XPS 13 9370, it seems that the display backlight brightness is adjusted based on the brightness of whatever's on the screen.
For example, say I have Sublime Text open with a dark theme, and I click on the file menu. The menu dropdown…
Mala
- 7,466
19
votes
7 answers
Laptop dimming display on dark backgrounds
My Acer laptop running Windows 10 has a very annoying feature: when running on battery, the LCD backlight dims gradually when displaying a dark screen and brightens gradually when displaying light screen.
This is especially annoying when switching…
Paul Lammertsma
- 4,256
12
votes
1 answer
How to fix F5, F6 keys on Macbook Pro?
On Macbook Pro, F5 and F6 seems to be the "keyboard illumination keys".
However, the keyboard's illumination doesn't seem to change at all after pressing those keys.
Also, I noticed a small "no entry" sign whenever I hit those keys, how do we fix…
Pacerier
- 28,143
7
votes
3 answers
Desktop LCD monitor which allows backlight to be controlled in software
I would like to know if there is any standard or feature which allows desktop LCD monitors backlight control setting in software. I would like to know what I should be searching for. This is a pretty common feature of laptop computers, but I'm not…
aland
- 560
7
votes
4 answers
Can't control backlight; strange segfault
I'm using Arch Linux on my Packard Bell EasyNote TX86 (Intel HD Graphics, Core i5) and I can't control the backlight (it's always on max). xbacklight and writing to /sys/class/backlight does nothing. I tried
xrandr --output LVDS --set…
chpatrick
- 189
6
votes
1 answer
Automatically dim keyboard backlight if VLC is playing
Would it be possible to automatically dim (turn off) keyboard backlight if media player (namely VLC) is playing?
Could it for example be coded with applescript?
The use case is I've find myself only dimming the backlight watching movies, so I…
Mikulas Dite
- 635
6
votes
1 answer
How to disable brightness intensity switching by power plans and AC/battery modes?
This is a "feature" in Windows 7, but I can't see how it is useful; it just annoys me.
Every power plan and the AC/battery mode has its own setting for brightness intensity. So, if I switch power plans, the intensity changes, same for when I plug…
houbysoft
- 4,444
5
votes
2 answers
Is there a way to disable all keyboard backlighting on an HP Spectre?
I recently purchased a laptop with some unfavorable backlighting behavior. The F5 key is permanently backlit at all times. I was told that there is no way to turn off the F5 light. But is there a way to completely disable ALL keyboard…
user435007
5
votes
1 answer
How to make xscreensaver turn off the backlight only when explicitly locked
Is it possible to set up XScreensaver so that it would turn the LCD backlight off only when I lock the screen by hand?
I thought it must be controlled by the "Quick Power-off in Blank Only Mode", but this option seems to work only in combination…
v_2e
- 203
5
votes
2 answers
Backlight control in Eee PC 1015PEM
When I boot my Linux with acpi_osi=Linux, I can control backlight brightness from almost_zero to moderately_bright. (Actually, the maximum revolves around the brightness level that is set before Linux starts)
When I boot my Linux with acpi_osi=Linux…
Vi.
- 17,755
5
votes
3 answers
Why do LCD screens need a backlight? (seriously)
Bear with me on this,
I'm well aware that most LCDs have backlights. But what if, they DIDN'T?
I spend long hours in front of a screen and I hate the concept of staring into a lightbulb all the time and my eyes getting sore.
I need to get a new lcd…
Spectraljump
- 840
5
votes
3 answers
Turn off keyboard backlight when shutting down Linux
I bought a backlit keyboard a few days ago, and I have a problem with it:
When I shut down my PC from Linux, the keyboard backlight stays on after the PC turns off,
but when I shut down my PC from Windows, the backlight turns off.
How can I power…
Bosko Sinobad
- 51
- 1
- 3
4
votes
3 answers
Samsung Series 7 backlit keyboard issue on Win 10
After installing Win 10, my Samsung Series 7 backlit keyboard won't light up.
Fn+F2/F3 won't work and neither will Fn+F1 for Samsung settings. I tried installing the Samsung software controlling this Easy Settings but it isn't supported in Win 10.…
Kuinesis
- 275
4
votes
1 answer
Precise backlight control on windows
My laptop screen is too bright to look at in the dark even on minimum backlight setting.
On Linux, I usually solve the problem by writing "1" (or the lowest value that does not turn backlight off completely) to a path like…
EvgEnZh
- 151