小编Dio*_*sta的帖子

我在 Ubuntu 18.04 LTS 中连接外部显示器时遇到问题。Xrandr 可以识别它（HDMI），但只显示光标。我在 Lenovo P73（显卡：Intel\xc2\xae UHD Graphics 630 (Coffeelake 3x8 GT2)）中使用 NVIDIA 驱动程序“X.Org X server - Nouveau...”。谁能帮我？

HDMI-1-1 connected 1680x1050+1920+0 (normal left inverted right x axis y axis) 474mm x 296mm\n   1680x1050     59.95*+  59.88  \n   1920x1080     60.00    59.94    59.93  \n   1600x1024     60.17  \n   1400x1050     74.76    70.00    59.98  \n   1600x900      59.94    59.95    59.82  \n   1280x1024     75.02    60.02  \n   1440x900      59.89  \n   1400x900      59.96    59.88  \n   1280x960      60.00  \n   1440x810      60.00    59.97  \n   1368x768      59.88    59.85  \n   1360x768 …