stevenzacker

1.Enable developer mode: 

ESC + Refresh + Power button

2.Ctrl + Alt + Forward

login as root. 

#passwd chronos

3.Ctrl + Alt + Backward

4.Ctrl + Alt + T :

5.Download crouton

6.(Optional) connect to USA vpn,  cuz it's gonna download things at https://chromium.googlesource.com , if you in China ,you gonna stuck there!

7.Execute crouton

$sudo sh ~/Downloads/crouton -t touch,xfce -a i386 -r trusty

Done !

1.startxfce4

$sudo startxfce4

2.How to switch between Chrome OS & ubuntu?

to Chrome OS : Ctrl+Shift+Alt+Backward

to Ubuntu: Ctrl+Shift+Alt+Forward