Initial Settings : Add User Accounts2025/04/18 |
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After installing Ubuntu System, there is only a user you configured during installation except System Accounts and he is an administrative user. |
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| [1] | For example, Add a [plucky] user. |
ubuntu@localhost:~$ [sudo] password for ubuntu: # input your password info: Adding user `plucky' ... info: Selecting UID/GID from range 1000 to 59999 ... info: Adding new group `plucky' (1001) ... info: Adding new user `plucky' (1001) with group `plucky (1001)' ... info: Creating home directory `/home/plucky' ... info: Copying files from `/etc/skel' ... New password: # set user password Retype new password: # confirm passwd: password updated successfully Changing the user information for plucky 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 info: Adding new user `plucky' to supplemental / extra groups `users' ... info: Adding user `plucky' to group `users' ...ubuntu@localhost:~$ |
| [2] | If you'd like to give privileges to a new user, Configure like follows. |
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# try to run a command which requires root privilege plucky@localhost:~$ sudo ls -la /root [sudo] password for plucky: # input self password total 32 drwx------ 4 root root 4096 Apr 18 03:39 . drwxr-xr-x 20 root root 4096 Apr 17 23:46 .. -rw------- 1 root root 182 Apr 17 23:52 .bash_history -rw-r--r-- 1 root root 3106 Apr 9 12:06 .bashrc drwx------ 2 root root 4096 Apr 18 03:39 .cache -rw-r--r-- 1 root root 132 Apr 9 12:06 .profile drwx------ 2 root root 4096 Apr 17 23:49 .ssh -rw------- 1 root root 2374 Apr 17 23:51 .viminfo |
| [3] | If you'd like to remove user accounts, Configure like follows. |
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# remove a user [plucky] (removed user account and his home directory) ubuntu@localhost:~$ sudo deluser plucky --remove-home
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