1. 通过Universal-USB-Installer-1.9.6.1把Ubuntu16.04的镜像文件做成U盘安装
2. sudo apt-get install vim
3. sudo vim /usr/share/lightdm/lightdm.conf.d/50-ubuntu.conf
greeter-show-manual-login=true
allow-guest=false
4. sudo cp /home/ubuntu/.profile /root/
5. reboot
6. https://www.teamviewer.com下载teamviewer
dpkg -i teamviewer_13.2.26559_amd64.deb
apt-get -f install
7. 在dash输入teamviewer打开teamviewer
Extras-->Options-->Security-->Personal password(for unattended access)-->Password，设置无人值守密码
General-->Start TeamViewer with system，设置开机启动, 记住主界面的YOUR ID
