Initial Settings : Add User Accounts2026/04/24

	After installing Ubuntu System, there is only a user you configured during installation except System Accounts and he is an administrative user. If you'd like to add more common user accounts on System, Configure like follows.
[1]	For example, Add a [resolute] user.

ubuntu@localhost:~$

sudo adduser resolute

[sudo] password for ubuntu:  # input your password
New password:           # set user password
Retype new password:    # confirm
passwd: password updated successfully
Changing the user information for resolute
Enter the new value, or press ENTER for the default
        Full Name []:   # input user info (OK with empty all if you do not need)
        Room Number []:
        Work Phone []:
        Home Phone []:
        Other []:
Is the information correct? [Y/n] y

ubuntu@localhost:~$

[2]	If you'd like to give privileges to a new user, Configure like follows.

ubuntu@localhost:~$

sudo

usermod -aG sudo resolute

ubuntu@localhost:~$

su - resolute

Password:

# try to run a command which requires root privilege

resolute@localhost:~$

sudo ls -la /root

[sudo] password for resolute:

# input self password

total 20
drwx------  3 root root 4096 Apr 20 18:08 .
drwxr-xr-x 20 root root 4096 Apr 24 04:14 ..
-rw-r--r--  1 root root 3106 Apr 20 08:46 .bashrc
-rw-r--r--  1 root root  132 Apr 20 08:46 .profile
drwx------  2 root root 4096 Apr 24 04:15 .ssh

[3]	If you'd like to remove user accounts, Configure like follows.

# remove a user [resolute] (only removed user account)

ubuntu@localhost:~$

sudo deluser resolute

# remove a user [resolute] (removed user account and his home directory)

ubuntu@localhost:~$

sudo deluser resolute --remove-home

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