我目前已在 Acer Aspire E1-510 笔记本电脑上安装了 Ubuntu 15.10，并使用 Acer X223w 作为辅助显示器。显卡是 Intel Bay Trail。笔记本电脑的分辨率很好，但辅助显示器被限制为 1024x768，这是完全错误的。这是 20 英寸高清宽屏显示器，因此它能够达到内置显示器能够达到的 1366x768。系统设置显示它为未知类型。如何、在哪里、我必须配置什么才能启用全部功能？
以下是输出lspci -nnk | grep -A2 VGA
00:02.0 VGA compatible controller [0300]: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Graphics & Display [8086:0f31] (rev 0c)
Subsystem: Acer Incorporated [ALI] Device [1025:0845]
Kernel driver in use: i915
以及输出xrandr -q
Screen 0: minimum 8 x 8, current 2390 x 768, maximum 32767 x 32767
eDP1 connected primary 1366x768+1024+0 (normal left inverted right x axis y axis) 345mm x 194mm
1366x768 59.99*+
1360x768 59.80 59.96
1280x720 60.00
1024x768 60.00
1024x576 60.00
960x540 60.00
800x600 60.32 56.25
864x486 60.00
640x480 59.94
720x405 60.00
680x384 60.00
640x360 60.00
DP1 disconnected (normal left inverted right x axis y axis)
HDMI1 disconnected (normal left inverted right x axis y axis)
VGA1 connected 1024x768+0+0 (normal left inverted right x axis y axis) 0mm x 0mm
1024x768 60.00*
800x600 60.32 56.25
848x480 60.00
640x480 59.94
VIRTUAL1 disconnected (normal left inverted right x axis y axis)