Screen Brightness in CLI Mode












1














I made a cool alias out of an xrandr command I found on the internet in order to adjust my screen brightness on my laptop from the command line.



However, when I press Ctrl+Alt+F3 into a CLI mode the command doesn't work. I was hoping to find a way to adjust screen brightness while not using the GUI. Is it possible? If not, what brightness level is it set to by default?



Using Ubuntu 18.04.1 LTS.



Edit:



So it looks like switching back to the GUI and adjusting the brightness (either with the widget or the command) also adjusts it for the CLI mode. But I'd like to be able to adjust it entirely without the GUI and the xrandr command does not work in CLI mode. Any ideas?










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  • if you prefer always tty3.. make default tempersture once and it will always start with that value.. ` gsettings is working in tty.. other commands are not working. i tried a way to restrat tty but no success.. to restart tty we are going to tty2 and coming back to tty3. it is just pressing keys only know. even if we write scripts.. it should do the same process to refresh tty after running gsettings
    – PRATAP
    Dec 15 at 19:27
















1














I made a cool alias out of an xrandr command I found on the internet in order to adjust my screen brightness on my laptop from the command line.



However, when I press Ctrl+Alt+F3 into a CLI mode the command doesn't work. I was hoping to find a way to adjust screen brightness while not using the GUI. Is it possible? If not, what brightness level is it set to by default?



Using Ubuntu 18.04.1 LTS.



Edit:



So it looks like switching back to the GUI and adjusting the brightness (either with the widget or the command) also adjusts it for the CLI mode. But I'd like to be able to adjust it entirely without the GUI and the xrandr command does not work in CLI mode. Any ideas?










share|improve this question
























  • if you prefer always tty3.. make default tempersture once and it will always start with that value.. ` gsettings is working in tty.. other commands are not working. i tried a way to restrat tty but no success.. to restart tty we are going to tty2 and coming back to tty3. it is just pressing keys only know. even if we write scripts.. it should do the same process to refresh tty after running gsettings
    – PRATAP
    Dec 15 at 19:27














1












1








1


0





I made a cool alias out of an xrandr command I found on the internet in order to adjust my screen brightness on my laptop from the command line.



However, when I press Ctrl+Alt+F3 into a CLI mode the command doesn't work. I was hoping to find a way to adjust screen brightness while not using the GUI. Is it possible? If not, what brightness level is it set to by default?



Using Ubuntu 18.04.1 LTS.



Edit:



So it looks like switching back to the GUI and adjusting the brightness (either with the widget or the command) also adjusts it for the CLI mode. But I'd like to be able to adjust it entirely without the GUI and the xrandr command does not work in CLI mode. Any ideas?










share|improve this question















I made a cool alias out of an xrandr command I found on the internet in order to adjust my screen brightness on my laptop from the command line.



However, when I press Ctrl+Alt+F3 into a CLI mode the command doesn't work. I was hoping to find a way to adjust screen brightness while not using the GUI. Is it possible? If not, what brightness level is it set to by default?



Using Ubuntu 18.04.1 LTS.



Edit:



So it looks like switching back to the GUI and adjusting the brightness (either with the widget or the command) also adjusts it for the CLI mode. But I'd like to be able to adjust it entirely without the GUI and the xrandr command does not work in CLI mode. Any ideas?







gui






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share|improve this question













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edited Dec 15 at 7:38









Kulfy

3,27531039




3,27531039










asked Dec 14 at 20:04









some_guy632

62




62












  • if you prefer always tty3.. make default tempersture once and it will always start with that value.. ` gsettings is working in tty.. other commands are not working. i tried a way to restrat tty but no success.. to restart tty we are going to tty2 and coming back to tty3. it is just pressing keys only know. even if we write scripts.. it should do the same process to refresh tty after running gsettings
    – PRATAP
    Dec 15 at 19:27


















  • if you prefer always tty3.. make default tempersture once and it will always start with that value.. ` gsettings is working in tty.. other commands are not working. i tried a way to restrat tty but no success.. to restart tty we are going to tty2 and coming back to tty3. it is just pressing keys only know. even if we write scripts.. it should do the same process to refresh tty after running gsettings
    – PRATAP
    Dec 15 at 19:27
















if you prefer always tty3.. make default tempersture once and it will always start with that value.. ` gsettings is working in tty.. other commands are not working. i tried a way to restrat tty but no success.. to restart tty we are going to tty2 and coming back to tty3. it is just pressing keys only know. even if we write scripts.. it should do the same process to refresh tty after running gsettings
– PRATAP
Dec 15 at 19:27




if you prefer always tty3.. make default tempersture once and it will always start with that value.. ` gsettings is working in tty.. other commands are not working. i tried a way to restrat tty but no success.. to restart tty we are going to tty2 and coming back to tty3. it is just pressing keys only know. even if we write scripts.. it should do the same process to refresh tty after running gsettings
– PRATAP
Dec 15 at 19:27















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