Debian
Fix “Username Is Not In The Sudoers File. This Incident Will Be Reported”
Section titled “Fix “Username Is Not In The Sudoers File. This Incident Will Be Reported””su -usermod -aG sudo USERNAMEnewgrp sudo
Add a new user
Section titled “Add a new user”sudo adduser ${username}
Assign the sudo privileges to new user
Section titled “Assign the sudo privileges to new user”sudo usermod -aG sudo ${username}