For questions related to users, user accounts, user permissions or guest accounts.

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53
votes
5answers
145k views

How to manage users and groups?

Just switched from 10.04 to 11.10. I'm wondering about the limited options in the GUI for managing users and groups. Where is the old GUI to change groups, id's, etc. I know that I can do this from ...
79
votes
18answers
15k views

Why is it bad to login as root?

I've often come across posts on forums or other websites where you see people joking in such a manner about running/logging in as root as if it's something awful and everyone ought to know about it. ...
25
votes
6answers
109k views

How to enable root login?

I would like to enable the root account on my Ubuntu installation. I realize the security implications of this.
17
votes
6answers
34k views

Move home folder to second drive

I have 2 HDD drives in my computer. At the moment second drive is mounted as /media/storage. How can I move my user data from /home to /media/storage/home? Can I just move the data over there and ...
18
votes
4answers
23k views

Simple & easy way to jail users

I need a simple and easy way to jail users in their home directories in Oneiric. Do you have a simple configuration for jailing users, with full help, or some good web links? I would be offering an ...
11
votes
3answers
5k views

How do I change the guest session defaults

I have a quite tunned up gnome desktop and I would like for the guest session to share most of the user settings, this includes: Gtk and Metacity themes. Number of panels, placement and applets. ...
2
votes
2answers
3k views

How can I give admin permissions to my account? [duplicate]

11.10 has allowed me to (stupidly) remove my admin level login leaving me with only my standard log in. I am no longer able to modify any software, update etc. How can I 'uprate' my user login back ...
26
votes
5answers
6k views

How to NOT become a root user? Are administrators root?

I installed Ubuntu on my PC. To log in, I use the username and password I created during installation. Does this mean I am a root user? If yes, then how do I become non-root? It looks like non-root ...
8
votes
6answers
16k views

Can I set my user account to have no password?

If I attempt to change my password to nothing by opening "User Accounts", the "Change" button remains greyed out: How do I change my password to be empty? I know you can set Ubuntu to automatically ...
8
votes
2answers
4k views

I unexpetedly deleted administrator account and the other accounts are asking root password

I unexpectedly deleted my user account (the only administrator for the machine). I have another account which is standard account now i cant access my hard disk or anything with that standard account ...
7
votes
1answer
6k views

How do I give multiple users access to a Windows NTFS partition?

I have USB hard-drive connected to my Ubuntu (11.04) machine. Every time I reboot the computer and login it mounts the hard-drive. Since the disk has NTFS on it, Linux assigns some user to be the ...
14
votes
4answers
26k views

Change owner of internal hard drive partition from root to user

I have a number of drives internal and external. Some are partitioned. Most mount automatically at boot (all did at one point). One partition is owned by root and therefore does not mount ...
13
votes
5answers
9k views

Why can other users see the files in my home folder?

I just added a new, underprivileged "desktop user," and I was surprised to discover that it can see the files in my home folder. What is the rational for setting up such lax permissions?
8
votes
5answers
4k views

Home directory not being created

I am trying to understand system administration on Ubuntu. So, as an example, I create a dummy user using sudo useradd -d /home/linda linda and the passwd to create a the password. I check that an ...
2
votes
1answer
1k views

User Accounts not listed in System Settings User Accounts

I'm running 12.04 on PPC (IMAC G5) - but have a problem with creating/editing user accounts with the System Preferences User Accounts tool. All updates have been downloaded and installed. When I ...
14
votes
2answers
3k views

How do I set up new users with skel

i have on my server a settings i use for all my users. every time i create a new user i have to copy all the settings over and over. for example: .vimrc. .profile .bashrc firefox homepage to our ...
13
votes
3answers
6k views

I deleted the “/etc/passwd” file and cannot log in

I was trying to change my username and also my home directory (/home/username) and my system started to crash. I deleted the passwd file but I had a backup named passwd_bkp. I tried to rename this ...
2
votes
4answers
12k views

How can I find out my user name?

How do I know my username? I've installed Ubuntu, but I don't know my username, only my password. I can't access my laptop and it can't be opened.
1
vote
2answers
3k views

Can't Clone a User Profile?

I have a user profile all setup with all settings the way I want them. I want to copy the entire configured profile to a new user account. This is what I'm doing (user is already added to system): ...
5
votes
3answers
5k views

Unity greeter background not changing for users automatically after upgrade

I have recently upgraded from 11.10 to 12.04. Normal upgrade, no new installation. In 11.10 I was using Simple LightDM Manager tool to set a custom wallpaper on the login screen. This tool ...
3
votes
2answers
6k views

How can I restrict program access to other users?

I'm setting up a new user account, and I want to allow access to only certain programs for just that account. How would I go around doing that?
2
votes
2answers
2k views

useradd seems to have failed in Lubuntu 12.04 [duplicate]

Possible Duplicate: How to add user without useradd command? I am trying to add users in Lubuntu 12.04. I have followed the instructions here which amounts to: $ useradd username $ passwd ...
17
votes
1answer
22k views

Can you unencrypt / remove encryption from a user home folder? [duplicate]

Possible Duplicate: How to stop using built-in home directory encryption? During installation I have chosen to encrypt my user's home folder. Can I un-encrypt it? How would I do that? I ...
10
votes
3answers
20k views

Disable sudo permission to user from command line

I have activated root user in ubuntu and want to use ubuntu as server with no DE. For this I want to disable sudo privilege given to first user. How can I do this from command line ? I know I can use ...
6
votes
1answer
932 views

How to prevent a file under user folder to be deleted?

How can I make some file impossible to be deleted by user even if it is under his/her home folder?
2
votes
2answers
991 views

what happens if all users are set as standard while root password not set

I don't dare to do as in the title. So I set root password first with sudo passwd root, and then I change all other users to be standard user, none administrator, so no user can sudo. If I want to set ...
14
votes
4answers
33k views

How to make user home folder after account creation?

I created a new user with useradd name and forgot to use -d -m to create their home directory. I tried making one, copying the contents of /etc/skel, and chowning everything to the new user. ...
1
vote
1answer
12k views

Create a new user in 12.04?

I tried to create a new user in 12.04 using the "Users menu", but although the user guest has been created, I never got asked a password. So when I logout and try to login as guest, I get asked a ...
9
votes
5answers
3k views

Why does Ubuntu force users to create a password upon installation?

There's been one problem I've had since I installed Ubuntu to run alongside Windows, I assume this would also be the same if it was installed to replace the other operating system as well, the ...
2
votes
2answers
7k views

How to add user without useradd command?

Is it possible to add a user in ubuntu linux without useradd command I think its possible by adding the entries in /etc/passwd and /etc/shadow but i don't know the exact steps to do it and the user ...
1
vote
4answers
4k views

How to permanently disable user switching in Gnome 3?

I have six boys, and they tend to ask another parent when wanting to use one of the computers, but don't bother asking the logged in user if they're finished. All four machines are running Ubuntu ...
34
votes
3answers
13k views

What is the purpose of the 'nobody' user?

After I read List all human users I noticed that there is a user account named 'nobody' in my Ubuntu system. Also I noticed that I can login in this account from terminal using the following command ...
9
votes
3answers
6k views

How to run multiple user X sessions on the same computer, at the same time?

I want to have more than one user logged on at the same time, on the same computer. Each user should have a full GUI X session... It's easy enough to log in to multiple concurrent non-X linux ...
4
votes
2answers
847 views

How to restrict access to a NTFS partition to a standard (non-admin) user?

I am using Ubuntu 12.04. I have 4 NTFS partitions. I have made 2 users: One for myself (Admin) and one for family (standard/non-admin). I successfully restricted the access to my home folder from ...
1
vote
1answer
5k views

Users and Groups Administration tool - What do the options in User Privileges tab of Advanced Settings do?

How does the "User Privileges" tab in the Advanced Settings of Users and Groups GUI work? I mean this window: Does it simply add or remove the user from certain groups, or is there something else? ...
5
votes
1answer
135 views

Setting A System For Public Use

I am setting a system up for public use I want to set some rules on the usage of computer so that the users are restricted to some particular areas of the system and they don't play with sensitive ...
3
votes
3answers
4k views

enabling a user (created with adduser command) for lightdm graphical login

I just installed Ubuntu 12.04 AMD64 on a new (empty) hard disk (because the previous crashed) Since I am quite familiar with Debian, I created two accounts with the adduser command. Since I am also ...
2
votes
2answers
9k views

How do I add or delete user accounts?

How do I add or delete user accounts in Ubuntu? I know that the "useradd" command could be used to do this, but I hear that Ubuntu has some other command-line tool and some GUI somewhere, either one ...
6
votes
6answers
14k views

How to install subversion server

I'd like to install a Subversion server on my Ubuntu machine. What packages to I need? How do I create a repository and set a new user?
5
votes
1answer
5k views

How to rename a user safely?

I've misspelled user name when installing (XUbuntu 11.10) and would like to rename if possible. How can it be done safely?
3
votes
1answer
2k views

I accidentally removed myself from sudoers, how can I fix this?

I have one admin account and recently I have accidentally added myself to a single group (usermod -G without -a). So, I am not in the sudoers file any more. However, it is not possible to log in to ...
2
votes
1answer
2k views

how to copy old user account to new user account?

my old user account is not working at all some corrupted files i guess... the other 2 accounts are working normal. so i create a new admin account and i wonder how can i copy all my settings, ...
1
vote
2answers
8k views

Admin password authenticates to log in, but not to install apps or change user accounts

I just installed Ubuntu 12.04. Then I changed my own user profile to not require a password and log me in automatically. What happened is, I'm still asked for a password once the desktop diplays. Once ...
18
votes
1answer
579 views

Is it possible to obtain an e-mail address like myname.surname@ubuntu.com

Being an Ubuntu user for about 3 years, is it possible to obtain an e-mail address like myname.surname@ubuntu.com ?
5
votes
1answer
3k views

How do I restrict users?

I'm using Ubuntu 10.04. I would like to create a new account, for other people using my computer. I would like my guest to have access to Internet, text editor and other application installed on my ...
4
votes
1answer
192 views

Lost privileges since upgrading to 13.10

Since upgrading to 13.10, I no longer have the 'privileges' to do the following things: Mount USB/CDROM drives Run software centre or software updater Press the GUI shut down or restart buttons ...
2
votes
5answers
15k views

Authenticate user that has no password?

I've set up my user account so that no password is required to login and I need to install some updates. However when prompted for the password, it says authentication failed if I leave the box ...
1
vote
2answers
8k views

Change user password while password is empty

I have a realy strange problem in Ubuntu 11.10. I have by accident my password set to empty. If I wan't to install software now the system asks for a password, but I haven't one anymore. If I enter my ...
0
votes
1answer
532 views

Can I prevent/restrict standard users from installing/uninstalling software?

Can i prevent/restrict standard user from installing/uninstalling software in Ubuntu 12.04 desktop?
0
votes
2answers
648 views

How to prevent standard users from accessing other file directory in ubuntu -12-04 desktop? [duplicate]

I need to prevent/restrict standard users from accessing directory like bin,boot,dev,etc,lib,media?