[Ubuntu 16.04 LTS] screen resolution Unknown display

After the installation of Ubuntu 16.04 LTS display "Unknown display" through the system Settings-->displays setting screen resolution, no response after selection, and the screen size will not change, unable to change the screen resolution by setting

After searching, you can use the Xrandr command to adjust the resolution as follows:

With the * number for the current resolution,

Change the resolution with, Xrandr-s 1360x768_60.02 (This method is more temporary)

Permanently modified as follows:

First use the CVT 1360 768 to obtain the current Modeline information, and then create a new file/etc/x11/xorg.conf, the content is as follows, restart to take effect
section "Monitor"
Identifier "Configured Monitor"
Modeline "1360x768_60.00" 84.75 1360 1432 1568 1776 768 771 781 798-hsync +
VSync
Option "Preferredmode" "1360x768_60.00"
Endsection
Section "Screen"
Identifier "Default Screen"
Monitor "configured Monitor"
Device "Configured Video device"
Endsection
section "Device"
Identifier "Configured Video Device"
Endsection

Reference Link: http://blog.csdn.net/nostandby/article/details/69383543

[Ubuntu 16.04 LTS] screen resolution Unknown display