ubuntu17.04设置开启自动开启小键盘

1、sudo apt-get install numlockx

2、sudo gedit /usr/share/lightdm/lightdm.conf.d/50-unity-greeter.conf

3、在最后添加：greeter-setup-script=/usr/bin/numlockx on

4、关机重启，就可以看到效果了