如何解决ubuntu18.04主要选择Intel或Nvidia不允许我使用双显示器
这是东西：
-
如果我输入
prime-select intel，重新启动并调整bios>graphics>IGD，Ubuntu将忽略nvidia并仅显示VGA监视器。此外，nvidia-smi无法正常工作，显示：NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA driver is installed and running. -
如果我输入
prime-select nvidia，重新启动，调整bios>graphics>auto，ubuntu将忽略英特尔并仅显示HDMI监视器。nvidia-smi效果很好。
如何解决该问题并使用双显示器？
我将我的桌面设置添加到下面的prime-select intel下：
henry@henry-PMBSB09A-Samsung-DeskTop:~$ sudo lshw -C display
*-display UNCLAIMED
description: VGA compatible controller
product: NVIDIA Corporation
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:01:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller cap_list
configuration: latency=0
resources: memory:ee000000-eeffffff memory:d0000000-dfffffff memory:e0000000-e1ffffff ioport:e000(size=128) memory:ef000000-ef07ffff
*-display
description: VGA compatible controller
product: HD Graphics 530
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 06
width: 64 bits
clock: 33MHz
capabilities: pciexpress msi pm vga_controller bus_master cap_list rom
configuration: driver=i915 latency=0
resources: irq:127 memory:ed000000-edffffff memory:c0000000-cfffffff ioport:f000(size=64) memory:c0000-dffff
henry@henry-PMBSB09A-Samsung-DeskTop:~$ xrandr
Screen 0: minimum 320 x 200,current 1920 x 1080,maximum 8192 x 8192
HDMI-1 disconnected (normal left inverted right x axis y axis)
DP-1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 598mm x 336mm
1920x1080 60.00*+
1680x1050 59.95
1600x900 60.00
1280x1024 75.02 60.02
1440x900 59.89
1366x768 59.79
1280x800 59.81
1152x864 75.00
1280x720 60.00
1024x768 75.03 70.07 60.00
832x624 74.55
800x600 72.19 75.00 60.32
640x480 75.00 72.81 66.67 59.94
720x400 70.08
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