How to Remove a User from a Group in Linux?

How do I remove a user from a group in Linux?

Remove a Group

• To remove an existing group from your system, you will need to be logged in using a valid user account.
• Now that we’re logged in, we can remove the group with a Group Name of professors by entering the following groupdel command: sudo groupdel professors.

How do I remove a user from Sudo group?

How to Remove a User From the Sudoers File Using the Command Line

1. Open a terminal window.
2. Type groups <username> (Replace <username> with the user you wish to remove from the sudoers file)
3. If the returned list doesn’t show “sudo” as a group then you don’t need to do anything else otherwise continue on to step 4.