A command to list all users? And how to add, delete, modify users? - Ask Ubuntu

To remove/delete a user, first you can use:

sudo userdel username

Then you may want to delete the home directory for the deleted user account :

sudo rm -r /home/username

^{(Please use with caution the above command!)}



To modify the username of a user:

usermod -l new_username old_username

To change the password for a user:

sudo passwd username

To change the shell for a user:

sudo chsh username

To change the details for a user (for example real name):

sudo chfn username

A command to list all users? And how to add, delete, modify users? - Ask Ubuntu