I have a graphics card with 4 DVI outputs. Before apt upgrading, I had them all in 1920x1080... now I am stuck in 1024x768 on one.
Here's the output of xrandr
:
Screen 0: minimum 320 x 200, current 4864 x 1536, maximum 16384 x 16384 DisplayPort-0 disconnected (normal left inverted right x axis y axis) DisplayPort-1 connected primary 1024x768+3840+0 (normal left inverted right x axis y axis) 0mm x 0mm 1024x768 60.00* 800x600 60.32 56.25
848x480 60.00
640x480 59.94
DisplayPort-2 connected 1024x768+3840+768 (normal left inverted right x axis y axis) 0mm x 0mm 1024x768 60.00* 800x600 60.32 56.25
848x480 60.00
640x480 59.94
HDMI-0 connected 1920x1080+1920+0 (normal left inverted right x axis y axis) 531mm x 299mm 1920x1080 60.00*+ 1280x1024 75.02 60.02
1152x864 75.00
1024x768 75.08 60.00
800x600 75.00 60.32
640x480 75.00 60.00
720x400 70.08
HDMI-1 connected 1920x1080+0+0 (normal left inverted right x axis y axis) 531mm x 299mm 1920x1080 60.00*+ 1280x1024 75.02 60.02
1152x864 75.00
1024x768 75.08 60.00
800x600 75.00 60.32
640x480 75.00 60.00
720x400 70.08