sudo adduser username
sudo passwd username
sudo gpasswd -a username wheel
#Check wheel group
sudo lid -g wheel
#Delete user:
userdel username
#Delete user and home folder
userdel -r username
Random Notes from a Computer IT Worker
sudo adduser username
sudo passwd username
sudo gpasswd -a username wheel
#Check wheel group
sudo lid -g wheel
#Delete user:
userdel username
#Delete user and home folder
userdel -r username