Hi, My external monitors resolution is too low, but xrandr does not show any higher resolution. I am trying to create a new mode, but it falis to start like below. How can I set the resolution of my external monitor to 4096x2160?
Thanks, Andrej $ xrandr Screen 0: minimum 8 x 8, current 5440 x 1800, maximum 32767 x 32767 eDP1 connected primary 2880x1800+0+0 (normal left inverted right x axis y axis) 331mm x 207mm 2880x1800 59.99*+ 2560x1600 60.00 2048x1536 60.00 1920x1440 60.00 1856x1392 60.01 1792x1344 60.01 1920x1200 60.00 59.95 1920x1080 59.93 1600x1200 60.00 1680x1050 60.00 59.95 59.88 1600x1024 60.17 1400x1050 59.98 1280x1024 60.02 1440x900 59.89 60.00 1400x900 60.00 1280x960 60.00 1360x768 59.80 59.96 1280x800 60.00 1152x864 60.00 1024x768 60.00 800x600 60.32 56.25 640x480 59.94 DP1 connected 2560x1440+2880+0 (normal left inverted right x axis y axis) 597mm x 336mm 2560x1440 59.95*+ 1280x720 59.86 DP2 disconnected (normal left inverted right x axis y axis) HDMI1 disconnected (normal left inverted right x axis y axis) HDMI2 disconnected (normal left inverted right x axis y axis) HDMI3 disconnected (normal left inverted right x axis y axis) VGA1 disconnected (normal left inverted right x axis y axis) VIRTUAL1 disconnected (normal left inverted right x axis y axis) $ xrandr --newmode "4096x2160_60.00" 759.54 4096 4424 4880 5664 2160 2161 2164 2235 -HSync +Vsync $ xrandr --addmode DP1 4096x2160_60.00 $ xrandr --verbose --output DP1 --mode 4096x2160_60.00 screen 0: 5440x2160 1438x571 mm 96.05dpi crtc 2: 4096x2160_60.00 60.00 +0+0 "DP2" xrandr: Configure crtc 2 failed crtc 0: disable crtc 1: disable crtc 2: disable crtc 3: disable screen 0: revert crtc 0: revert crtc 1: revert crtc 2: revert crtc 3: revert
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