change username on ubuntu.
Below tutorial will show you how to change username in ubuntu 12.04 precise.First,we need login as root the change the username,then restart the enable this changing ,here we go.
1.Open a terminal by Pressing Ctl+Alt+t or search terminal in Dash
2.Unlock account root and enable login as root using below command
sudo passwd root sudo sh -c 'echo "greeter-show-manual-login=true" >> /etc/lightdm/lightdm.conf' autologin-user=root |
3.Reboot your computer and login as root
4.Open a terminal and Use blow command to change your username
usermod -l newname oldname |
5.(Optional)Now you already changed your username,but your home folder name still are “/home/oldname”,if you also want to change /home/oldname to /home/newname just run below command
usermod -m -d /home/newname newname |
Note:Of course you can combine step 4 and step 5 using below command
usermod -m -d /home/newname -l newname oldname |
6.All done,use below command to lock your root again,then you can reboot and login as your new username
passwd -l root |