请问 Ubuntu16.10 如何删除根本不存在的 "内置显示器"

[F0nebula]

就是在 设置->显示 多了个显示器 名字是 "内置显示器" 大概在装了 https://extensions.gnome.org/extension/921/multi-monitors-add-on/ 这个扩展后就这样了
出现问题后 Google 没有找到解决方案 然后保留主目录重装系统 然并卵 不过 Live CD 正常 可以肯定是配置问题 然而并不想清空家目录


最后 下面是 xrandr 输出

Screen 0: minimum 320 x 200, current 3000 x 1920, maximum 8192 x 8192
eDP-1 connected (normal left inverted right x axis y axis)
1920x1080 60.00 + 59.93
1680x1050 69.88 59.95 59.88
1600x1024 60.17
1400x1050 74.76 70.00 59.98
1280x1024 75.02 60.02
1440x900 59.89
1280x960 60.00
1360x768 59.80 59.96
1152x864 75.00 75.00 70.00 60.00
1280x720 60.00
1024x768 75.05 60.04 75.03 70.07 60.00
960x720 75.00 60.00
928x696 75.00 60.05
896x672 75.05 60.01
960x600 60.00
832x624 74.55
960x540 59.99
800x600 75.00 70.00 65.00 60.00 72.19 75.00 60.32 56.25
840x525 74.96 69.88 60.01 59.88
800x512 60.17
700x525 74.76 70.06 59.98
640x512 75.02 60.02
720x450 59.89
640x480 60.00 75.00 72.81 75.00 66.67 59.94
720x400 70.08
680x384 59.80 59.96
576x432 75.00 75.00 70.00 60.06
512x384 75.03 70.07 60.00
416x312 74.66
400x300 72.19 75.12 60.32 56.34
320x240 72.81 75.00 60.05
HDMI-1 connected 1080x1920+1920+0 left (normal left inverted right x axis y axis) 527mm x 297mm
1920x1080 60.00*+
1600x900 60.00
1280x1024 75.02 60.02
1152x864 75.00
1024x768 75.03 60.00
800x600 75.00 60.32
640x480 75.00 59.94
720x400 70.08
DP-1 disconnected (normal left inverted right x axis y axis)
HDMI-2 disconnected (normal left inverted right x axis y axis)
DP-2 connected primary 1920x1080+0+840 (normal left inverted right x axis y axis) 509mm x 286mm
1920x1080 60.00*+
1680x1050 59.95
1280x1024 75.02 60.02
1440x900 59.89
1280x960 60.00
1152x864 75.00
1280x720 60.00
1024x768 75.03 70.07 60.00
832x624 74.55
800x600 72.19 75.00 60.32 56.25
640x480 75.00 72.81 66.67 59.94
720x400 70.08

先在这里谢过了~~~