问题2. Ubuntu display error/ unkown dispaly/ xrandr Failed to get size of gamma for output default
Quesiton. when get a new pc, i find the monitor do not match the correct resolution. i search the internet for the answer.when i use the ordar； xrandr -s, the line displayed.xrandr Failed to get size
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Quesiton. when get a new pc, i find the monitor do not match the correct resolution. i search the internet for the answer.
when i use the ordar； xrandr -s, the line displayed.
xrandr Failed to get size of gamma for output default
Besides, the display also showed the "unkown display"
Answer； soft and update ------ additional drivers-------choose one drivers, that's okay.
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