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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.

-2
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0answers
59 views

Does redshift -O <temperature> really works? [closed]

I don't feel a temperature change. I am using temperature value as 6500, i.e. redshift -O 6500
0
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0answers
36 views

Error running redshift app as a system service on hardware resume

I'm running Ubuntu 18.04.1 and I'm using the redshift app to change the color temp of my monitor. Every time I resume my machine from suspend, monitor temperature has returned to it's default, so I ...
1
vote
1answer
36 views

Even with temperature at 6500K, Redshift seems to “darken” the screen

I didn't like the fact that Redshift altered my screen temperature on daytime too, so I set it's daytime temperature to 6500K which is supposed to be the "default" temperature. However, the screen ...
0
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0answers
42 views

Redshift any way to set Hotkeys/Keyboard Shortcuts to +/- 100 temperature

You can type, e.g. redshift -O 4000, in terminal to set temperature to 4000 exactly but sometimes you want to adjust the colour slightly in either direction once it has been set at a value
1
vote
2answers
172 views

how to run redshift automatically

I'd like to start redshift application automatically after boot in Ubuntu 16.04. This can be done by creating a *.desktop file in .config/autostart. It leaves me with the terminal window open, ...
1
vote
1answer
97 views

How to turn on Redshift, without Redshift trying to determine if it should be turned on?

I'm having trouble getting Redshift to dim my screen when i want it to. One problem is that it sometimes complains that it cannot fetch my location due to a geoclue2 error, so it doesn't turn on as a ...
0
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0answers
55 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....
0
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0answers
21 views

Error on Redshift startup: Trying to locate provider 'manual'

I just found out about Redshift and just installed it following This Link. Now I'm having the error showed on the image below.
1
vote
1answer
294 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 ...
0
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0answers
38 views

How to disable redshift for specific applications?

Is there a way to automatically pause Redshift when I'm using certain applications, such as mpv. I know I can manually pause Redshift - but I'd like an automatic method of doing so.
3
votes
1answer
396 views

Redshift permission error “GDBus.Error:org.freedesktop.DBus.Error.AccessDenied”

I followed the answer here: How do I kill redshift?. I ran this command redshift -o 6500 I receive the following error message: Trying location provider `geoclue2'... Using provider `geoclue2'. ...
2
votes
0answers
2k views

Change temperature values of Night Light

The screen of my laptop (Dell XPS 15) is rather blue. I found that I can tweak it a little bit with redshift. During the day, 6000K is the perfect temperature, in the evening I tend to use 5500K. ...
2
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0answers
323 views

Mouse cursor does not honor night light

I just installed 18.04. Night Light is active, but the mouse cursor is not "red-shifting". I am using the default 'DMZ-Black' cursor theme. But the pointer outline is a glaring bright white color, ...
1
vote
1answer
986 views

How to turn off Redshift in Ubuntu 16.04?

I installed redshift on my Ubuntu 16.04 , I just type in the terminal redshift to enable , but when I want to stop it , I use Ctrl+C it turn off for 1sec and come back again , how to stop it please ?
1
vote
1answer
101 views

How to create a delayed startup command

this question might be simple but I'm new to Linux.. i had a screen tear issue with my nvidia graphics card, i looked up a YT vid and it said it has something to do with the composition pipeline and ...
3
votes
1answer
656 views

Screen stuck on Night Light Mode

The screen is perpetually pink, and it won't turn off. When I turn on night light, the color stays the same. I tried using redshift, and it doesn't work. Here's what I get when I type the command "...
2
votes
1answer
210 views

Is it possible to disable redshift on just one screen from a multi monitor setup?

I've got an e-ink display and would like to disable redshift on just this screen, but keep it enabled on the other two monitors. How do I setup this? Is it possible to increase contrast as well? (The ...
5
votes
1answer
2k views

How to use “xrandr --gamma” for Gnome “Night Light”-like usage?

Background: More red / Less blue at night To save the eyes at night, adding more red and/or subtracting blue, is becoming popular in Windows 10 (blue-light filter) and Linux; Gnome Desktop (Night ...
5
votes
2answers
944 views

Redshift configuration - how to set fixed transition hours?

Is it possible to configure Redshift so that screen color changes at fixed hours regardless of actual Sun position? I'm using Redshift 1.10-5ubuntu1 on Ubuntu 16.04 and GNOME.
4
votes
1answer
426 views

Redshift couldn't be initialized after upgrading from Ubuntu 17.04 to Ubuntu 17.10

After upgrading from Ubuntu 17.04 to Ubuntu 17.10 Artful Aardvark, Redshift didn't autostart. Then I tried to initialize Redshift by running sudo redshift but it produced this: Trying location ...
0
votes
1answer
366 views

redshift can not find geoclude2, after ubuntu 17 update

As i said in the topic, i got problem with geoclude. I got: unable to start GeoClude client: GDBus.Error.....AccessDenied:Geolocation disabled for UID 1000. I also install fluxgui then, but even ...
4
votes
2answers
1k views

How do I get the Redshift functionality of smart adjustment of the color temperature throughout the day in a Wayland session of Ubuntu 17.10?

Redshift is a neat little program allowing you to adjust color temperature of the screen during the day and separately during the night. Is it possible to achieve this with GNOME 3 on Ubuntu 17.10? ...
1
vote
2answers
2k views

How do I kill redshift?

I have installed redshift using apt-get. I started it up in a terminal window, and then accidentally killed the terminal. Redshift did not stop running itself. My screen is most certainly still under ...
1
vote
1answer
140 views

How can I change the settings for my running instance of redshift?

I have redshift-gtk running happily in my system tray. I want to create some keyboard shortcuts to change the brightness setting for redshift. I can change the brightness if I just open a terminal ...
0
votes
1answer
39 views

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 ...
0
votes
1answer
423 views

How do you uninstall everything to do with a specific program (redshiftgui)?

I am trying to uninstall redshiftgui and apt -remove doesn't want to let me, the message is in the screenshot. How do I entirely rid myself of this erroneously downloaded application? (I am on gnome.)
5
votes
2answers
2k views

Problem with running redshift

I installed redshift by using the following command in terminal: sudo apt-get install redshift redshift-gtk But while running the program i ended up with errors: So i installed geoclue with the ...
2
votes
2answers
993 views

Permanent f.lux

I want F.lux enabled at all times, not only during the night. I also installed Redshift, it has the same limitations of checking my latitude. The Windows version of F.lux has always-on ...
0
votes
1answer
2k views

Permanently change system color temperature [duplicate]

I want to change my system screen color settings to red color temperature of 3000k. I am using ubuntu 16.04LTS, I have also tried with Flux and redshift, It doesn't help me. Flux - doesn't have ...
2
votes
0answers
127 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 ...
3
votes
2answers
3k views

How to use Redshift without the geoclue2 provider?

Redshift seems to use the geoclue-2.0 package to get the location specification automatically upon its launch. This usually works. However, whenever I don't have an active internet connection from ...
1
vote
0answers
136 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?
1
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0answers
65 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 ...
6
votes
2answers
5k views

Redshift - Enable location services on ubuntu 16.04

I have a problem with Redshift. It doesn't get the location from my geolocation provider 'geoclue'. The problem was more noticeable when I tried to use Maps app which said I should enable location ...
3
votes
2answers
818 views

Alternatives for f.lux/redshift

Neither f.lux nor redshift works on my Ubuntu. I've installed f.lux (latest version 2010 :/), but it didn't work for some reason. The same goes for redshift; after launching it outputs Unknown ...
6
votes
3answers
2k views

Redshift/Flux/brightness-controller Stopped Working

I haven't used Ubuntu 16.04 LTS on my laptop for a while. Today, after I performed a system upgrade, it seems that neither Redshift nor Flux is able to change the screen color anymore. There's just ...
4
votes
2answers
3k views

Redshift/F.lux not working on Ubuntu 16.04 with Intel HD Graphics

I'm aware of the question asked and answered about Redshift/F.lux but it doesn't seem to work for me, as I have Intel HD Graphics. I can open F.lux and preview but for some reason it has no effect on ...
3
votes
3answers
749 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 ...
2
votes
2answers
2k views

Ubuntu 14.04 - Redshift fails to launch on startup

I am posting this as a solution to a problem that I could not find anywhere on Google. Redshift will not launch on startup as it has issues gathering longitude and latitude from geoclue. The issue ...
9
votes
6answers
26k views

Redshift/F.lux not working on Ubuntu 16.04

I have installed both Redshift and f.lux on my Ubuntu 16.04 machine to try to change the color temperature of my screen. I can open the apps, but neither of them has an effect on the screen color tone....
2
votes
0answers
42 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
2
votes
2answers
3k views

Is it possible to workaround the Redshift geoclue bug?

People have asked about this bug before, but it hasn't really been answered yet. Redshift used to work fine for me, but now it doesn't any more. I don't know how that happened. There seems to be some ...
1
vote
1answer
505 views

Hide GUI of program after auto launching on startup

After suffering from a bug in Redshift, I found a great replacement, Iris. I have put the Iris folder in my home directory, and added the following command to Startup Applications sh /home/arun/Iris/...
0
votes
0answers
44 views

Redshift fails to actually launch on startup [duplicate]

Edit: I eventually found out that the problem was actually this. In Ubuntu 14.04, Redshift is in the list of startup applications, yet doesn't actually launch on startup. I have to manually run it. I ...
5
votes
1answer
7k views

How do I manually set location for redshift using the conf files?

I have geolocation turned off in Ubuntu 15.10. Is there a way to set location via GPS coordinates or neatest metro area using the in ~/.config/redshift.conf?
0
votes
1answer
158 views

Can't remove reddish tint even after quitting RedShift

I installed RedShift on my Ubuntu 14.04, and started the redshift application. It gave my screen a reddish tint. Howecver, the screen does not revert back to its original color even after I have ...
1
vote
1answer
3k views

redshift-gtk crashes on start, ImportError: No module named 'xdg' [closed]

I'm getting the following error whenever I try to run redshift-gtk: Traceback (most recent call last): File "/usr/bin/redshift-gtk", line 26, in <module> from redshift_gtk.statusicon ...
0
votes
1answer
2k views

Redshift doesn't work under gnome

I have some problems to get redshift working under Gnome. In Unity there is a taskbar-icon I can use to switch it off and on. Unfortunately there is none under Gnome. Whenever I start the redshift app ...
2
votes
1answer
716 views

Redshift doesn't work without internet connection because of lacking location info [duplicate]

My redshift does only work if there is an internet connection on my notebook. Is there a workaround? It's not convenient that one can't specifiy this inside the software. This is my terminal output: ...
2
votes
3answers
6k views

redshift - No adjustment method 'randr'

I have installed redshift 1.10 and created its config file in ~/.config/redshift.conf as shown in http://jonls.dk/redshift/, but when I execute redshift I get a: No adjustment method 'randr' So I ...