Questions tagged [f.lux]

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Not able to install fluxgui on Ubuntu 22.04 lts

I am trying to install flux on ubuntu 22.04 lts using these commands :~$ sudo apt-get install fluxgui Reading package lists... Done Building dependency tree... Done Reading state information... Done ...
Oleh Smolynets's user avatar
0 votes
1 answer
260 views

Problems with apt-get update and f.lux on ubuntu

Errors I get when I try to apt-get update without sudo So basically I don't know if the apt-get update is a problem or not. Doesn't cause any damage but is kinda annoying and want to try and resolve ...
Sir Isaac's user avatar
4 votes
1 answer
1k views

F.lux or redshift and lubuntu issues

I'm a noob. Putting this out there right away. Using Lubuntu 19 I want a blue light filter. So I've installed f.lux, but when I adjusted the brightness on my laptop it toggles or flashes between the ...
Vinnie Ross's user avatar
1 vote
1 answer
334 views

fluxgui / python-gconf not installable on Kubuntu 19.04

On Kubuntu 19.04 I'm trying to install f.lux, but I'm missing python-gconf dependency. When I try to install it, the terminal says: Package python-gconf is not available, but is referred to by ...
SenhorBrilhante's user avatar
1 vote
0 answers
415 views

Unable to Install f.lux [duplicate]

I am trying to install f.lux through ppa ppa:nathan-renniewaldock/flux . I am getting the following error. me@mysys:~$ sudo apt-get install fluxgui Reading package lists... Done Building dependency ...
Erdnase's user avatar
  • 595
31 votes
3 answers
25k 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 ...
WinEunuuchs2Unix's user avatar
3 votes
2 answers
9k views

Can't remove flux

I'm trying to reinstall flux and am having a hard time. sudo apt-get remove fluxgui returns E: Unable to locate package fluxgui, which makes me think it's already uninstalled. But in the software ...
snapcrack's user avatar
  • 307
5 votes
2 answers
2k 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 ...
Jay's user avatar
  • 51
2 votes
0 answers
894 views

How to override Flux color temperature settings in Ubuntu 16.04?

I am using Ubuntu 16.04 LTS. Flux runs fine during night time. But I would like to reduce the color temperature of the screen during daytime too to reduce the strain on my eyes. However Flux ...
RodrikTheReader's user avatar
5 votes
4 answers
3k views

Using terminal to have xflux at a certain temperature at all times

I'm trying to configure my xflux to have the screen's temperature at 3200 at all times, however it only seems to configure it for night time. Here's the command I put in: ./xflux -l 52.5, -g -1.886 -...
YojimboSonny's user avatar
4 votes
2 answers
5k 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 ...
sympi's user avatar
  • 41
3 votes
0 answers
188 views

f.lux stopped working kernel upgrade

I recently upgraded to the 4.4.0-53-generic kernel, and now f.lux is not working. I have it launching on startup, but now it simply is not changing the temperature color settings: Here is the output ...
Kalamalka Kid's user avatar
0 votes
2 answers
688 views

f.lux indicator applet launch error

I installed the application and as the instruction I pressed Ok button. But the screen immediately closes as I press the button. What's causing the error?
sigdelsanjog's user avatar
  • 7,100
4 votes
2 answers
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 ...
probablynotdev'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
13 votes
7 answers
32k 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....
Sergei Wallace's user avatar
0 votes
2 answers
452 views

f.lux setup.py on xubuntu 16.04 results in error

Took the zip from here and unzipped it: https://github.com/xflux-gui/xflux-gui but when i run setup.py $ sudo ./setup.py install Results in the following Traceback (most recent call last): File "...
user1821961's user avatar
1 vote
1 answer
2k views

Removing an app completely not installed by apt-get

I have installed an app by going on a bit of a rampage trying different things, and in the end I'm not completely sure what I did. But I do know that something is installed and I want to remove it. ...
simernes's user avatar
  • 475
0 votes
1 answer
3k views

Cant uninstall fluxgui - package not found

Update 23/03/2015: So when I restart the following blinks for a few brief seconds. So it looks like my laptop is not restarting properly and therefore fluxgui cannot be removed? I get the first one ...
Frikster's user avatar
  • 205
0 votes
3 answers
470 views

I couldn't install f.lux

I followed their install routine on their website, but step three in the cmd won't work. Has anyone got any luck in installing this?
empedokles's user avatar
  • 3,893
4 votes
1 answer
4k views

f.lux doen't start after booting

I've installed f.lux some time ago and also had it in my startup apps. But now, all of a sudden, it doesn't startup automaticall anymore. I have the command "fluxgui" in my startup applications. If I ...
NewtoUbuntu's user avatar
1 vote
0 answers
103 views

f.lux lost effectiveness after setting temperature on Ubuntu 14.04 LTS?

I installed f.lux via apt-get and replaced xflux in /usr/bin with the daemon for X-window (32-bit build with support for multiple monitors). I launched it, set my location and chose my favourite ...
LittleLittleQ's user avatar
6 votes
2 answers
1k views

Why does f.lux use 100% of a cpu core?

I installed f.lux on Ubuntu 14.04. The GUI doesn't work properly but I am able to access settings through the xterminal. While looking in the system monitor, it can be seen that a process called "...
Owen Roe's user avatar