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Display issue after upgrade to KDE Neon 18.04

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tungtanium
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Hi all,

I've just updated to KDE Neon 18.04. And I have serious issue with display. After restarting, the display resolution is set to 1024x768 and there is no way I can change it in Display setting.

I tried out nvidia-settings to see if I can change the res & but it I cannot open it either and the screen start flashing for a while. Console output
Code: Select all
ERROR: Unable to load info from any available system


Anyone having the same issue? :'(

The driver version I used is already the latest version.

Thanks.
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fredhoud
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I've ran into the same issue once on my wife's computer. See if you can change the setting on the monitor itself. That's how I fixed her display.
tungtanium
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This is fixed itself now after I restarted the computer again. It's weird coz I couldn't even set the resolutions.
mhacthoun
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System does not remember display resolution. Keeps returning back to 1024x768 every time I shut down and start. Does not fix 1360x768. Any solution to this issue?
j8a
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Hi, try using xrandr. You can read this in the man page of xrandr in a terminal.
First run the command xrandr and you should see the different configuration sizes, you could see the output on my computer below
xrandr
Screen 0: minimum 320 x 200, current 1280 x 1024, maximum 8192 x 8192
VGA-1 connected primary 1280x1024+0+0 (normal left inverted right x axis y axis) 338mm x 270mm
1280x1024 60.02*+ 75.02
1152x864 75.00
1024x768 75.03 60.00
832x624 74.55
800x600 75.00 60.32
640x480 75.00 59.94
720x400 70.08
Then, be sure that the xrandr version es above 1.1
jochoa@jochoapc:~$ xrandr -v
xrandr program version 1.5.0
Server reports RandR version 1.5

At last, run
xrandr -s sizexheight (your resolution) and see what happens.

You could also force a resolution with the command
xrandr --addmode VGA 1024x768
mhacthoun
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Just fix problem by selecting through terminal hdmi0 as my main display and selecting it among the displays the system shows at startup. :-)
mhacthoun
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Thanks a lot, J8a...
j8a
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Hi mhacthoun,
My pleasure,
Regards


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