Can't disable redshift












8















A few weeks ago I installed the redshift application using:



sudo apt-get install redshift redshift-gtk


I've faced a lot of bugs with it, including not being able to disable it. It finally got to the point tonight where I uninstalled it, using:



sudo apt-get remove --purge redshift redshift-gtk


However, my screen is still tinted red. Doing the below removes no processes:



chris@pc:~$ sudo killall redshift
redshift: no process found
chris@pc:~$ sudo killall redshift-gtk
redshift-gtk: no process found


Looking through htop I can't see anything resembling redshift, although I may be overlooking something.



How can I end this once and for all? I'd rather avoid rebooting as I have a lot of applications open and I'd like to not have to reopen my workflow.










share|improve this question



























    8















    A few weeks ago I installed the redshift application using:



    sudo apt-get install redshift redshift-gtk


    I've faced a lot of bugs with it, including not being able to disable it. It finally got to the point tonight where I uninstalled it, using:



    sudo apt-get remove --purge redshift redshift-gtk


    However, my screen is still tinted red. Doing the below removes no processes:



    chris@pc:~$ sudo killall redshift
    redshift: no process found
    chris@pc:~$ sudo killall redshift-gtk
    redshift-gtk: no process found


    Looking through htop I can't see anything resembling redshift, although I may be overlooking something.



    How can I end this once and for all? I'd rather avoid rebooting as I have a lot of applications open and I'd like to not have to reopen my workflow.










    share|improve this question

























      8












      8








      8


      1






      A few weeks ago I installed the redshift application using:



      sudo apt-get install redshift redshift-gtk


      I've faced a lot of bugs with it, including not being able to disable it. It finally got to the point tonight where I uninstalled it, using:



      sudo apt-get remove --purge redshift redshift-gtk


      However, my screen is still tinted red. Doing the below removes no processes:



      chris@pc:~$ sudo killall redshift
      redshift: no process found
      chris@pc:~$ sudo killall redshift-gtk
      redshift-gtk: no process found


      Looking through htop I can't see anything resembling redshift, although I may be overlooking something.



      How can I end this once and for all? I'd rather avoid rebooting as I have a lot of applications open and I'd like to not have to reopen my workflow.










      share|improve this question














      A few weeks ago I installed the redshift application using:



      sudo apt-get install redshift redshift-gtk


      I've faced a lot of bugs with it, including not being able to disable it. It finally got to the point tonight where I uninstalled it, using:



      sudo apt-get remove --purge redshift redshift-gtk


      However, my screen is still tinted red. Doing the below removes no processes:



      chris@pc:~$ sudo killall redshift
      redshift: no process found
      chris@pc:~$ sudo killall redshift-gtk
      redshift-gtk: no process found


      Looking through htop I can't see anything resembling redshift, although I may be overlooking something.



      How can I end this once and for all? I'd rather avoid rebooting as I have a lot of applications open and I'd like to not have to reopen my workflow.







      14.04 process






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Dec 14 '14 at 19:07









      John DoreanJohn Dorean

      168127




      168127






















          4 Answers
          4






          active

          oldest

          votes


















          15














          What Redshift does is to set the colour temperature of your screen from 6500 (normal color temperature) to 3700 ("night" setting for Redshift).



          What probably happened is that you removed the application while your screen was set to 3700. By removing Redshift, it was left in that state.



          What you need to do



          You have two options:




          • Try to set the colour temperature of your screen back, manually, to 6500 (via the button menu that most screens have)


          or





          • Reinstall Redshift; don't run the interface, but set the temperature from command line:



            redshift -O 6500


            Then uninstall redshift again.




          Either one of these options should work.






          share|improve this answer





















          • 1





            Excellent, thank you. I'm confused about how redshift sets the temperature, though, as my cursor doesn't get affected my redshift I was assuming it was modifying the image before it's sent to the monitor rather than altering the colour temperature on the monitor itself. Regardless, it's sorted. :)

            – John Dorean
            Dec 14 '14 at 20:13











          • @JohnDorean Yes, Redshift does color temperature adjustment at the graphics stack level. The mouse cursor is "hardware accelerated", meaning it's processed by the graphics hardware directly without any software processing, that's why it doesn't get affected. See this F.A.Q and this link.

            – Marc.2377
            Jul 6 '17 at 16:17



















          -1














          A very simple way to disable Redshift is to go to Settings>Startup applications, and than to put Redshift on “off” (or remove it from the startup applications list), and now reboot the computer. Redshift will be off. If you will like to start it again –
          just click the icon and it will start.
          To find the right color temperature - watch this link:
          https://www.maketecheasier.com/protect-eyes-redshift-linux/






          share|improve this answer

































            -1














            Even more simple way than the above to disable Redshift is: Menu>Administration>System monitor>Processes.
            Find Redshift in the list, right click on it, and use “end process “ or “kill process". Redshift will be off. If you will like to start it again – just click the icon and it will start. To find the right color temperature - watch this link: https://www.maketecheasier.com/protect-eyes-redshift-linux/






            share|improve this answer
























            • Welcome to Ask Ubuntu, please take a look at this askubuntu.com/help/merging-accounts

              – Hizqeel
              Apr 3 '17 at 14:36



















            -2














            You can now use redshift -x to reset everything:




            -x Reset mode (remove adjustment from screen).







            share|improve this answer

























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              4 Answers
              4






              active

              oldest

              votes








              4 Answers
              4






              active

              oldest

              votes









              active

              oldest

              votes






              active

              oldest

              votes









              15














              What Redshift does is to set the colour temperature of your screen from 6500 (normal color temperature) to 3700 ("night" setting for Redshift).



              What probably happened is that you removed the application while your screen was set to 3700. By removing Redshift, it was left in that state.



              What you need to do



              You have two options:




              • Try to set the colour temperature of your screen back, manually, to 6500 (via the button menu that most screens have)


              or





              • Reinstall Redshift; don't run the interface, but set the temperature from command line:



                redshift -O 6500


                Then uninstall redshift again.




              Either one of these options should work.






              share|improve this answer





















              • 1





                Excellent, thank you. I'm confused about how redshift sets the temperature, though, as my cursor doesn't get affected my redshift I was assuming it was modifying the image before it's sent to the monitor rather than altering the colour temperature on the monitor itself. Regardless, it's sorted. :)

                – John Dorean
                Dec 14 '14 at 20:13











              • @JohnDorean Yes, Redshift does color temperature adjustment at the graphics stack level. The mouse cursor is "hardware accelerated", meaning it's processed by the graphics hardware directly without any software processing, that's why it doesn't get affected. See this F.A.Q and this link.

                – Marc.2377
                Jul 6 '17 at 16:17
















              15














              What Redshift does is to set the colour temperature of your screen from 6500 (normal color temperature) to 3700 ("night" setting for Redshift).



              What probably happened is that you removed the application while your screen was set to 3700. By removing Redshift, it was left in that state.



              What you need to do



              You have two options:




              • Try to set the colour temperature of your screen back, manually, to 6500 (via the button menu that most screens have)


              or





              • Reinstall Redshift; don't run the interface, but set the temperature from command line:



                redshift -O 6500


                Then uninstall redshift again.




              Either one of these options should work.






              share|improve this answer





















              • 1





                Excellent, thank you. I'm confused about how redshift sets the temperature, though, as my cursor doesn't get affected my redshift I was assuming it was modifying the image before it's sent to the monitor rather than altering the colour temperature on the monitor itself. Regardless, it's sorted. :)

                – John Dorean
                Dec 14 '14 at 20:13











              • @JohnDorean Yes, Redshift does color temperature adjustment at the graphics stack level. The mouse cursor is "hardware accelerated", meaning it's processed by the graphics hardware directly without any software processing, that's why it doesn't get affected. See this F.A.Q and this link.

                – Marc.2377
                Jul 6 '17 at 16:17














              15












              15








              15







              What Redshift does is to set the colour temperature of your screen from 6500 (normal color temperature) to 3700 ("night" setting for Redshift).



              What probably happened is that you removed the application while your screen was set to 3700. By removing Redshift, it was left in that state.



              What you need to do



              You have two options:




              • Try to set the colour temperature of your screen back, manually, to 6500 (via the button menu that most screens have)


              or





              • Reinstall Redshift; don't run the interface, but set the temperature from command line:



                redshift -O 6500


                Then uninstall redshift again.




              Either one of these options should work.






              share|improve this answer















              What Redshift does is to set the colour temperature of your screen from 6500 (normal color temperature) to 3700 ("night" setting for Redshift).



              What probably happened is that you removed the application while your screen was set to 3700. By removing Redshift, it was left in that state.



              What you need to do



              You have two options:




              • Try to set the colour temperature of your screen back, manually, to 6500 (via the button menu that most screens have)


              or





              • Reinstall Redshift; don't run the interface, but set the temperature from command line:



                redshift -O 6500


                Then uninstall redshift again.




              Either one of these options should work.







              share|improve this answer














              share|improve this answer



              share|improve this answer








              edited Dec 14 '14 at 19:53

























              answered Dec 14 '14 at 19:39









              Jacob VlijmJacob Vlijm

              65.3k9129226




              65.3k9129226








              • 1





                Excellent, thank you. I'm confused about how redshift sets the temperature, though, as my cursor doesn't get affected my redshift I was assuming it was modifying the image before it's sent to the monitor rather than altering the colour temperature on the monitor itself. Regardless, it's sorted. :)

                – John Dorean
                Dec 14 '14 at 20:13











              • @JohnDorean Yes, Redshift does color temperature adjustment at the graphics stack level. The mouse cursor is "hardware accelerated", meaning it's processed by the graphics hardware directly without any software processing, that's why it doesn't get affected. See this F.A.Q and this link.

                – Marc.2377
                Jul 6 '17 at 16:17














              • 1





                Excellent, thank you. I'm confused about how redshift sets the temperature, though, as my cursor doesn't get affected my redshift I was assuming it was modifying the image before it's sent to the monitor rather than altering the colour temperature on the monitor itself. Regardless, it's sorted. :)

                – John Dorean
                Dec 14 '14 at 20:13











              • @JohnDorean Yes, Redshift does color temperature adjustment at the graphics stack level. The mouse cursor is "hardware accelerated", meaning it's processed by the graphics hardware directly without any software processing, that's why it doesn't get affected. See this F.A.Q and this link.

                – Marc.2377
                Jul 6 '17 at 16:17








              1




              1





              Excellent, thank you. I'm confused about how redshift sets the temperature, though, as my cursor doesn't get affected my redshift I was assuming it was modifying the image before it's sent to the monitor rather than altering the colour temperature on the monitor itself. Regardless, it's sorted. :)

              – John Dorean
              Dec 14 '14 at 20:13





              Excellent, thank you. I'm confused about how redshift sets the temperature, though, as my cursor doesn't get affected my redshift I was assuming it was modifying the image before it's sent to the monitor rather than altering the colour temperature on the monitor itself. Regardless, it's sorted. :)

              – John Dorean
              Dec 14 '14 at 20:13













              @JohnDorean Yes, Redshift does color temperature adjustment at the graphics stack level. The mouse cursor is "hardware accelerated", meaning it's processed by the graphics hardware directly without any software processing, that's why it doesn't get affected. See this F.A.Q and this link.

              – Marc.2377
              Jul 6 '17 at 16:17





              @JohnDorean Yes, Redshift does color temperature adjustment at the graphics stack level. The mouse cursor is "hardware accelerated", meaning it's processed by the graphics hardware directly without any software processing, that's why it doesn't get affected. See this F.A.Q and this link.

              – Marc.2377
              Jul 6 '17 at 16:17













              -1














              A very simple way to disable Redshift is to go to Settings>Startup applications, and than to put Redshift on “off” (or remove it from the startup applications list), and now reboot the computer. Redshift will be off. If you will like to start it again –
              just click the icon and it will start.
              To find the right color temperature - watch this link:
              https://www.maketecheasier.com/protect-eyes-redshift-linux/






              share|improve this answer






























                -1














                A very simple way to disable Redshift is to go to Settings>Startup applications, and than to put Redshift on “off” (or remove it from the startup applications list), and now reboot the computer. Redshift will be off. If you will like to start it again –
                just click the icon and it will start.
                To find the right color temperature - watch this link:
                https://www.maketecheasier.com/protect-eyes-redshift-linux/






                share|improve this answer




























                  -1












                  -1








                  -1







                  A very simple way to disable Redshift is to go to Settings>Startup applications, and than to put Redshift on “off” (or remove it from the startup applications list), and now reboot the computer. Redshift will be off. If you will like to start it again –
                  just click the icon and it will start.
                  To find the right color temperature - watch this link:
                  https://www.maketecheasier.com/protect-eyes-redshift-linux/






                  share|improve this answer















                  A very simple way to disable Redshift is to go to Settings>Startup applications, and than to put Redshift on “off” (or remove it from the startup applications list), and now reboot the computer. Redshift will be off. If you will like to start it again –
                  just click the icon and it will start.
                  To find the right color temperature - watch this link:
                  https://www.maketecheasier.com/protect-eyes-redshift-linux/







                  share|improve this answer














                  share|improve this answer



                  share|improve this answer








                  edited Mar 19 '17 at 5:14

























                  answered Mar 18 '17 at 16:28









                  ArnonArnon

                  11




                  11























                      -1














                      Even more simple way than the above to disable Redshift is: Menu>Administration>System monitor>Processes.
                      Find Redshift in the list, right click on it, and use “end process “ or “kill process". Redshift will be off. If you will like to start it again – just click the icon and it will start. To find the right color temperature - watch this link: https://www.maketecheasier.com/protect-eyes-redshift-linux/






                      share|improve this answer
























                      • Welcome to Ask Ubuntu, please take a look at this askubuntu.com/help/merging-accounts

                        – Hizqeel
                        Apr 3 '17 at 14:36
















                      -1














                      Even more simple way than the above to disable Redshift is: Menu>Administration>System monitor>Processes.
                      Find Redshift in the list, right click on it, and use “end process “ or “kill process". Redshift will be off. If you will like to start it again – just click the icon and it will start. To find the right color temperature - watch this link: https://www.maketecheasier.com/protect-eyes-redshift-linux/






                      share|improve this answer
























                      • Welcome to Ask Ubuntu, please take a look at this askubuntu.com/help/merging-accounts

                        – Hizqeel
                        Apr 3 '17 at 14:36














                      -1












                      -1








                      -1







                      Even more simple way than the above to disable Redshift is: Menu>Administration>System monitor>Processes.
                      Find Redshift in the list, right click on it, and use “end process “ or “kill process". Redshift will be off. If you will like to start it again – just click the icon and it will start. To find the right color temperature - watch this link: https://www.maketecheasier.com/protect-eyes-redshift-linux/






                      share|improve this answer













                      Even more simple way than the above to disable Redshift is: Menu>Administration>System monitor>Processes.
                      Find Redshift in the list, right click on it, and use “end process “ or “kill process". Redshift will be off. If you will like to start it again – just click the icon and it will start. To find the right color temperature - watch this link: https://www.maketecheasier.com/protect-eyes-redshift-linux/







                      share|improve this answer












                      share|improve this answer



                      share|improve this answer










                      answered Apr 3 '17 at 12:38









                      ArnonArnon

                      1




                      1













                      • Welcome to Ask Ubuntu, please take a look at this askubuntu.com/help/merging-accounts

                        – Hizqeel
                        Apr 3 '17 at 14:36



















                      • Welcome to Ask Ubuntu, please take a look at this askubuntu.com/help/merging-accounts

                        – Hizqeel
                        Apr 3 '17 at 14:36

















                      Welcome to Ask Ubuntu, please take a look at this askubuntu.com/help/merging-accounts

                      – Hizqeel
                      Apr 3 '17 at 14:36





                      Welcome to Ask Ubuntu, please take a look at this askubuntu.com/help/merging-accounts

                      – Hizqeel
                      Apr 3 '17 at 14:36











                      -2














                      You can now use redshift -x to reset everything:




                      -x Reset mode (remove adjustment from screen).







                      share|improve this answer






























                        -2














                        You can now use redshift -x to reset everything:




                        -x Reset mode (remove adjustment from screen).







                        share|improve this answer




























                          -2












                          -2








                          -2







                          You can now use redshift -x to reset everything:




                          -x Reset mode (remove adjustment from screen).







                          share|improve this answer















                          You can now use redshift -x to reset everything:




                          -x Reset mode (remove adjustment from screen).








                          share|improve this answer














                          share|improve this answer



                          share|improve this answer








                          edited Mar 15 at 3:19









                          Pablo Bianchi

                          2,97021535




                          2,97021535










                          answered Mar 14 at 15:48









                          exhume-to-consumeexhume-to-consume

                          1




                          1






























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