Black screen after monitor resolution change Lubuntu 18












1















Trying different monitors on my freshly installed Lubuntu 18.1 (not by myself only..) it recognized both, but had a stretched picture on the big TV monitor; went to the menu for resolution, it told me a warning when I tried to apply a different resolution, I did not understand.



I saved new resolution and did a restart, ending with a black screen after decrypt and log in. Some other articles tell me here to use Ctrl+ALT+F1 to get a console, but what commands I need to return to normal display since I am a console newbie?



The only thing so far I could find it has to do with xrandr...It is an AMD 64 processor, but graphics card integrated I could not find a proper description in the system info. Unfortunately, I do not remember on which resolution it was, but I think it was 1280x800.



Can anyone help, please?










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    1















    Trying different monitors on my freshly installed Lubuntu 18.1 (not by myself only..) it recognized both, but had a stretched picture on the big TV monitor; went to the menu for resolution, it told me a warning when I tried to apply a different resolution, I did not understand.



    I saved new resolution and did a restart, ending with a black screen after decrypt and log in. Some other articles tell me here to use Ctrl+ALT+F1 to get a console, but what commands I need to return to normal display since I am a console newbie?



    The only thing so far I could find it has to do with xrandr...It is an AMD 64 processor, but graphics card integrated I could not find a proper description in the system info. Unfortunately, I do not remember on which resolution it was, but I think it was 1280x800.



    Can anyone help, please?










    share|improve this question



























      1












      1








      1








      Trying different monitors on my freshly installed Lubuntu 18.1 (not by myself only..) it recognized both, but had a stretched picture on the big TV monitor; went to the menu for resolution, it told me a warning when I tried to apply a different resolution, I did not understand.



      I saved new resolution and did a restart, ending with a black screen after decrypt and log in. Some other articles tell me here to use Ctrl+ALT+F1 to get a console, but what commands I need to return to normal display since I am a console newbie?



      The only thing so far I could find it has to do with xrandr...It is an AMD 64 processor, but graphics card integrated I could not find a proper description in the system info. Unfortunately, I do not remember on which resolution it was, but I think it was 1280x800.



      Can anyone help, please?










      share|improve this question
















      Trying different monitors on my freshly installed Lubuntu 18.1 (not by myself only..) it recognized both, but had a stretched picture on the big TV monitor; went to the menu for resolution, it told me a warning when I tried to apply a different resolution, I did not understand.



      I saved new resolution and did a restart, ending with a black screen after decrypt and log in. Some other articles tell me here to use Ctrl+ALT+F1 to get a console, but what commands I need to return to normal display since I am a console newbie?



      The only thing so far I could find it has to do with xrandr...It is an AMD 64 processor, but graphics card integrated I could not find a proper description in the system info. Unfortunately, I do not remember on which resolution it was, but I think it was 1280x800.



      Can anyone help, please?







      lubuntu display display-resolution monitor lxrandr






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      share|improve this question













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      edited Jun 8 '18 at 5:14









      Eranda Peiris

      671516




      671516










      asked Jun 7 '18 at 15:50









      MikadoMikado

      63




      63






















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          Delete this file:



          ~/.config/autostart/lxrandr-autostart.desktop



          reboot.



          Now retry other resolutions, only press SAVE if the new resolution tests ok (the 15 seconds warning, etc)



          If by accident you lose your desktop just remove lxrandr-autostart.desktop and reboot again.






          share|improve this answer























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            Delete this file:



            ~/.config/autostart/lxrandr-autostart.desktop



            reboot.



            Now retry other resolutions, only press SAVE if the new resolution tests ok (the 15 seconds warning, etc)



            If by accident you lose your desktop just remove lxrandr-autostart.desktop and reboot again.






            share|improve this answer




























              0














              Delete this file:



              ~/.config/autostart/lxrandr-autostart.desktop



              reboot.



              Now retry other resolutions, only press SAVE if the new resolution tests ok (the 15 seconds warning, etc)



              If by accident you lose your desktop just remove lxrandr-autostart.desktop and reboot again.






              share|improve this answer


























                0












                0








                0







                Delete this file:



                ~/.config/autostart/lxrandr-autostart.desktop



                reboot.



                Now retry other resolutions, only press SAVE if the new resolution tests ok (the 15 seconds warning, etc)



                If by accident you lose your desktop just remove lxrandr-autostart.desktop and reboot again.






                share|improve this answer













                Delete this file:



                ~/.config/autostart/lxrandr-autostart.desktop



                reboot.



                Now retry other resolutions, only press SAVE if the new resolution tests ok (the 15 seconds warning, etc)



                If by accident you lose your desktop just remove lxrandr-autostart.desktop and reboot again.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Jan 4 at 13:14









                José Orlando RibeiroJosé Orlando Ribeiro

                1




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