UBUNTU Freeze Restart = Alt+PrintScreen+R+S+E+I+U+B Shutdown = Alt+PrintScreen+R+S+E+I+U+O NOMODESET sudo nano /etc/default/grub sudo update-grub ERROR PARTISI sudo fdisk -l sudo ntfsfix /dev/sda3 Rename Username http://maslasno.blogspot.com/2011/02/cara-mengganti-username-dan-host-name.html