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Showing posts with the label vga

Set a custom screen resolution in Ubuntu 17.04

In some cases, I have to set my Ubuntu computer to run with a screen resolution that does not show up in the Settings (1366x768 or 16:9, because the monitor does not support it). Here is a pretty neat strick: 1. Check all the support screen sizes and device names: xrandr Screen 0: minimum 320 x 200, current 1366 x 768, maximum 8192 x 8192 VGA-1 connected primary 1024x768+0+0 (normal left inverted right x axis y axis) 410mm x 230mm    1024x768      75.03    60.00    800x600       75.00    60.32    640x480       75.00    59.94    720x400       70.08 Remember name of the device which is VGA-1. 2. Run the cvt command to calculate the VESA Coordinated Video Timing modes: cvt 1366 768 # 1368x768 59.88 Hz (CVT) hsync: 47.79 kHz; pclk: 85.25 MHz Modeline "1368x768_60.00"   85.25  1368 1440 1576 1784  768 771 781 798 -hsync +v...