![]() If you found the article helpful, make sure to comment below and subscribe to geekbits. These are some of the most important tasks a system admin should know how to do. In this article, you have learnt how you can add a user to the sudo group and remove him from the group as well. Notice that the user can no longer use the sudo command because he is not in the sudoers file. Let's try to make a directory with the sudo command. Add public key to allow remote SSH login for the new user 1. su - geekbitsÄ®nter the password for geekbits to continue. Now that the user geekbits is removed from the sudo group, let's login to geekbits and try to use the sudo command. You can confirm with the following command. Geekbits is now removed from the sudo group. To remove geekbits from the sudo group, we'll use the deluser command as follows. Removing a User from the sudo groupÄ®xit from geekbits user by typing exit and pressing Enter. Now let's see how you can remove this user from the sudo group. You can now use sudo command with the new user. the -a for not overwriting and deleting the 'old' groups of the user. ![]() Switch to the newly created account with the following command. you can get the same permissions by using sudo command. You will notice that geekbits can run all the command on the system. This command will prompt to set password of sysops user and other details as shown below, Output of id command confirms that sysops user is created successfully, now add this user to sudo group using. You can confirm that the user was added to the group with the following command. To create new sudo user, open the terminal and switch to root user and run following command, adduser .The command adds the user geekbits to the sudo group. Using the usermod commandįollow the steps below to grant "geekbits" sudo rights with the usermod command. The SSH user requires root privileges and must be able to run sudo. Now that the user is created, the method below will give "geekbits" access to sudo by adding this user to the sudoers file. This is a Linux user that will be used by SpinupWP to connect to the server and set it up. The command above will create a user with the name "geekbits". To create a new user, use the following command. To use this method, the user must exist in the system. In this article, we'll use the usermod command. There are several ways to do this with the command line. Most questions I came across containing the specific error message are solved by running some simple commands such as sudo -i and sudo -s but in my case that approach is not sufficient.Claim your free $200 credit on DigitalOcean now! Granting sudo Rights Through the CLI Also, the website brings this question as suggested but does not help my situation. su - ubuntu20 apt-get update exit User Permission Denied Error Add User to Sudo Group Now you need to add ubuntu20 to the sudo group. sudo adduser ubuntu20 Create New User in Ubuntu Try switching as an ubuntu20 user and try running the apt command, it will fail since it requires root privilege. Note: I am entirely new to Ubuntu so forgive me if I haven't performed some basic actions. To create the user run the following command. Īll seemed to have gone well with no problems or errors and I've also found the same information in multiple websites but the problem still persists.Äoes anybody have any ideas as to what else I can try? I don't care about being root in general, I just want to be able to open my apps like Timeshift and my Firewall app. The important thing is to make sure you use the -a (append) option together with the -G (supplementary group) option. So I investigated the problem and tried this link. Usually, when youre adding a user to a group in Linux, youre actually adding them to an additional group.The group must already exist. That's when I got the message " user is not in the sudoers file. I assumed it was because I wasn't a root user so I tried to become one using sudo -i and sudo -s (I read that here) and I got a Password prompt and here, again, I inputted the one and only password I have which is the same one I use to log into Ubuntu. I tried to go into Timeshift today and it requested my password to login, so I put the one and only password I have, which is the same password I log into Ubuntu with. I set up everything the way I wanted and I also installed Timeshift and made a backup successfully. ![]() Just recently installed Ubuntu 20.04.1 LTS replacing entirely Windows 10. ![]()
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