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Add User to Group in Ubuntu Linux - Step by Step Process ?

This article covers how to add a user to a group on Ubuntu Linux System. If you want to learn about adding or removing a user on Linux OS, you can follow our guide on How to Add and Remove Users on Linux .

User accounts can be assigned to one or more groups on Linux. You can configure file permissions and other privileges by group. For example, on Ubuntu, only users in the sudo group can use the sudo command to gain elevated permissions.


To Add a New Group on Ubuntu Linux:

If you want to create a new group on your system, use the groupadd command following command, replacing new_group with the name of the group you want to create:

$ sudo groupadd mynewgroup


To Add an Existing User Account to a Group:

To add an existing user account to a group on your system, use the usermod command, replacing examplegroup with the name of the group you want to add the user to andexampleusername  with the name of the user you want to add:

$ usermod -a -G examplegroup exampleusername


Add and Remove Users on Ubuntu 20.04 - How to perform this task ?

This article covers how you can add and remove users on Ubuntu and assign them administrator privileges. Based on your convenience, you can either choose to add and remove users either through the command line or GUI. 

Ubuntu, like any other Linux distribution, is a multi-user operating system. Each user can have different permission levels and specific settings for various command-line and GUI applications.

Knowing how to add and remove users is one of the basic skills a Linux user should know.


To add a user in Ubuntu via GUI:

1. Open the Activities overview and start typing Users.

2. Click on Users to open the panel.

3. Press Unlock in the top right corner and type in your password when prompted.

4. Press the + button, below the list of accounts on the left, to add a new user account.


To remove a user from Ubuntu:

1. Open the terminal app.

2. Login to server using the ssh user@server-ip-here command.

3. Run sudo deluser --remove-home userNameHere command to delete a user account on Ubuntu.

4. Verify it by running id command.


To Remove a Linux user:

1. Log in to your server via SSH.

2. Switch to the root user: sudo su -

3. Use the userdel command to remove the old user: userdel user's username.

Optional: You can also delete that user's home directory and mail spool by using the -r flag with the command: userdel -r user's username.


To Add a User to Linux:

1. Log in as root.

2. Use the command useradd "name of the user" (for example, useradd linuxapt)

3. Use su plus the name of the user you just added to log on.

4. "Exit" will log you out.


Linux operations commands:

1. adduser : add a user to the system.

2. userdel : delete a user account and related files.

3. addgroup : add a group to the system.

4. delgroup : remove a group from the system.

5. usermod : modify a user account.

6. chage : change user password expiry information.


How do I assign a user to a group in Linux?

1. To create a new group, enter the following: sudo groupadd new_group.

2. Use the adduser command to add a user to a group: sudo adduser user_name new_group.

3. To delete a group, use the command: sudo groupdel new_group.

4. Linux comes with several different groups by default.


How to Install sudo on OpenSUSE to execute commands as root ?

This article will guide you on how to use the root user on #OpenSUSE Linux and the sudo command.To use sudo, you need to install and configure sudo on the OpenSUSE #Linux server. The #sudo command allows you to run #programs with the security privileges of another user (by default, as the #superuser). Using the #sudoers file, system administrators can give certain users or groups access to some or all commands without those users having to know the root password.


How to log into your Linux Server as a root user?

This article will guide you on how to run commands as root user using nonuser, su, and sudo utilities.


The complete steps on how to add and create a Sudo User on CentOS Linux 8 sudoers

This article will guide you on how to add a new and existing user account to sudo in CentOS 8 by appending them to wheel group so that they can run admin commands.