so in order to do that we use the Usermod command. The information of a user is stored in the following files: /etc/passwd. /etc/group.

What is usermod command in Linux?

In Unix/Linux distributions, the command ‘usermod’ is used to modify or change any attributes of a already created user account via command line. The command ‘usermod’ is similar to that ‘useradd’ or ‘adduser’ but the login granted to an existing user. … A Complete Guide to “useradd” Command in Linux.

What is sudo usermod?

sudo means: Run this command as root. … This is required for usermod since usually only root can modify which groups a user belongs to. usermod is a command that modifies the system configuration for a specific user ( $USER in our example – see below).