Questions tagged [redshift]

Questions about redshift, a command line program to set color temperature of display according to time of day. User may also use this tag to refer the graphical user interface of redshift.

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Redshift alternatives on Xubuntu 21.04 with Wayland

On Xubuntu 21.04 with Wayland, Redshift doesn't work anymore. I have already tried the following apps that were mentioned to me: f.lux doesn't work. Safe Eyes no temperature color settings. Blue ...
Lilia's user avatar
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3 votes
0 answers
549 views

Night light is not working on joined display on Ubuntu 20.04

I was facing the problem of the night light not working on my laptop since I installed Ubuntu 20.04 but it gets resolved as soon as I restart my system. But now, when I started my system, the night ...
Dhruv Sharma's user avatar
3 votes
0 answers
516 views

How to know the current brightness and reddiness with redshift?

redshift sets how bright and reddish will show the display. Say that the system is adjusted by executing redshift -l 55:55 -t 3600:3600 After setting them, is there any way to read these data out?
nightcod3r's user avatar
3 votes
3 answers
1k views

Redshift and flux f.lux both installed but no visible effect from either

I run a dual boot of Ubuntu and Windows. Windows running f.lux has a noticeable effect. I have redshift and flux installed on Ubuntu but neither has an visible effect. I'm looking for help in ...
user1821961's user avatar
2 votes
0 answers
167 views

Brightness and night light not working on Ubuntu 18.04/19.04

Since the very first day I installed Ubuntu on my laptop it has constantly annoyed me with several bugs. I managed to solve some of them myself, but others are still ruining my days. The reason why I'...
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2 votes
1 answer
1k views

Kubuntu 18.04 Redshift Control Plasmoid has no effect

I added Redshift Control Plasmoid, added some settings, but nothing happens. Running redshift from command line changes colort temperature, but plasmoid always shows 6500K. However mouse wheel up/down ...
DukeNukem3D's user avatar
2 votes
0 answers
185 views

Automatically and progressively dim and warm screen

I would like to automatically dim the screen from 100% to 20% and get the color temperature from 5000 K to 2000 K. It should be progressive from 8pm to 11pm and it should turn off at 5am. Here are ...
Alejandria's user avatar
2 votes
0 answers
58 views

Redshift beahaving weirdly. Help?

I am new to Ubuntu. Installed Redshift, worked seamlessly but now started gamma shifting on it's own. Quiting it also doesn't help. I am on Ubuntu MATE 16.04. Help
Akshay Indurkar's user avatar
1 vote
1 answer
3k views

Kubuntu 21.04 night color not working

My system doesn't starts with night color (I have set it to be always on). Occasionally while I am using my system it starts the night color filter for 2-3 seconds and then it turns off. However the ...
Rishabh Kumar's user avatar
1 vote
1 answer
1k views

Redshift CLI - how do I prevent redshift from dimming the screen?

When redshift is running - screen dims a bit. This was noticeable while watching videos in VLC. Even if I "disable" redshift from its options the dimming remains. Only when I exit the program ...
CapeAndCowl's user avatar
1 vote
0 answers
254 views

CompizConfig color filter not processing shader files

I can enable the color filter, toggle screen filtering with super-d, and then switch filters with ctrl-super-s, but only builtin filters work. I tried adding these filters (fragment shaders) https://...
caduceus's user avatar
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1 vote
1 answer
510 views

Control Redshift WIth Local Time

On my phone, I have my screen change it's colour temperature at a specific time of the day in the morning and the night using local time. I also have an option to turn on/off the night mode quickly. I'...
wingedrhino's user avatar
1 vote
0 answers
81 views

Redshift in Ubuntu will lose effect for a while

I installed Ubuntu Gnome 16.10 on my laptop, and installed Redshift from the official software center. There's one problem that annoyed me for a long time. The thing is: sometimes for no reason ...
faraday's user avatar
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1 vote
0 answers
582 views

Autostart in redshift is not working

Although I did check autostart in redshift, I have to restart the program if I turned off my computer. Why is this? The setting is marked in redshift and it is filed under startup applications.
empedokles's user avatar
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0 answers
33 views

How can I apply redshift or sct and not have brightness reset to default in Lubuntu Jammy Jellyfish?

With Windows 10 I can turn on 'nightlight' and adjust the screen brightness with 'nightlight' staying in the 'on' position. But with Lubuntu Jammy Jellyfish if I use 'sct' or Redshift my dimmed ...
earthpages's user avatar
0 votes
0 answers
710 views

How to configure the REDSHIFT program so that it does not change the brightness of the screen?

For "Night Light" I use Redshift software. Unfortunately, this program automatically changes the brightness of the external monitor to the default value: the value in the Lubuntu system ...
Matiseli's user avatar
0 votes
0 answers
477 views

Redshift only works on laptop screen, not on external monitors

Redshift (v1.12) works fine but only on my laptop's screen, not on the twin external monitors that are what I normally use. I usually only run the externals, but sometimes run all three together. ...
user1149499's user avatar
0 votes
0 answers
108 views

NIghtlight stopped working ubuntu 20.04

I'm not sure how this happend it just stopped working. I tried enabling location services & installing redshift but neither works. I rather not have location services on anyways but if anyone has ...
yussi's user avatar
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0 votes
0 answers
99 views

Redshift behaving weirdly / probably driver problem

I tried to update my graphics drivers from AMD for my laptop. I am running ubuntu mate (Linux <hostname> 4.15.0-96-generic #97-Ubuntu SMP Wed Apr 1 03:25:46 UTC 2020 x86_64 x86_64 x86_64 GNU/...
FalcoGer's user avatar
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0 answers
266 views

How to use redshift adjust color for display

I use ubuntu and other Linux distro,all of them can't display color best on my screen as window, i've try copy *icm file in Windows, but can't use it in my ubuntu, when import , it not effect, So i ...
tieu le's user avatar
0 votes
0 answers
179 views

Massive color temperature shifts with GNOME Night Light when selecting text

GNOME night light works fine with color temperatures ~>4500. Once I start dipping below 4500 I get the behavior shown in the gif below. I issue the command gsettings set org.gnome.settings-daemon....
stackinator's user avatar
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1 answer
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Exempt an application from redshift?

I'd like to use redshift on Ubuntu to redshift all but some whitelisted set of applications, e.g. Emacs, which I've configured to look the way I want already. Is this possible? If so, how do I ...
josh's user avatar
  • 101