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#!/bin/bash
# Use at your own risk!
readarray OUTPUTS < <( LC_ALL=C xrandr | sed -n 's/ connected.*$//p' )
MAINSCREEN="${OUTPUTS[0]//[$'\t\r\n ']}"
xrandr --newmode "2560x1440_50.00" 256.09 2560 2728 3008 3456 1440 1441 1444 1482 -HSync +Vsync
xrandr --addmode "${MAINSCREEN}" 2560x1440_50.00
xrandr --output "${MAINSCREEN}" --mode 2560x1440_50.00
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