In order to create a new user in a Linux Ubuntu distribution from terminal, you have to use this command.
sudo adduser username
After this, the system will ask you some parameters included the password.
[23:43:24] ubuntu|zoar:~$ sudo adduser yvoictra Adding user
yvoictra' ... Adding new groupyvoictra' (1001) … Adding new user
yvoictra' (1001) with groupyvoictra' … Creating home directory
/home/yvoictra' ... Copying files from/etc/skel' … New password: Retype new password: passwd: password updated successfully Changing the user information for yvoictra Enter the new value, or press ENTER for the default Full Name : Yvoictra Room Number : Work Phone : Home Phone : Other : Is the information correct? [Y/n] y [23:46:40] ubuntu|zoar:~$
And it’s sucessfully created.